Top Ruby on Rails Development Companies in California
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Explore Reviewed Ruby on Rails Development Companies in California — Find Skilled Ruby on Rails Developers for Your Project
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
59 Companies
Filter by
-
USA
-
California
58
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Engineering peace of mind
Vention is a global software development company with over 20 years of experience delivering innovative, scalable solutions for startups and large enterprises. We handle projects of any size and complexity, enabling clients to accelerate growth, launch new products, and seize emerging opportunities. With a global network of 3,000+ experienced developers, we provide top engineering talent aligned to your time zone, technology stack, and business goals. We’ve partnered with 500+ industry-leading organizations, including PayPal, IBM, Mount Sinai, PwC, and Postman, contributing to more than $15B in client acquisitions. Our engagement model helps companies reduce operational costs by up to $600K annually, while our long-term relationships—averaging over 36 months and extending up to 16 years—reflect strong client trust and satisfaction. Vention offers full-cycle software development services, from strategy and architecture to deployment and optimization. Our capabilities include custom software development, web and mobile app development, QA and testing, cloud and DevOps, eCommerce platforms, AR/VR experiences, artificial intelligence, and blockchain solutions. As a trusted technology partner, Vention empowers businesses to innovate faster, scale efficiently, and stay competitive in an evolving digital landscape.
See all 9+ PortfoliosUndisclosed/hr
$25,000+
1,000 - 3,000
New York, USA
Verified Client Review
Mobile App Dev for Sports Tracking Platform
Reviewed by: Brent Varrall, Founder at AllGains View all 16 Reviews48
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
AI-enabled product engineering partner
Fueling disruption. EffectiveSoft is an AI-enabled software engineering company focused on building, modernizing, and scaling digital products and enterprise systems. Our work combines product engineering, embedded UX expertise, and AI capabilities applied within real operational environments. We support organizations across healthcare, fintech, ISV, and enterprise domains, from new product development to modernization of existing platforms with growing technical and business complexity. About EffectiveSoft 23+ years in software engineering 360 employees worldwide 9 representative locations 52% of clients stay with us for over 5 years Microsoft Solutions Partner, AWS Partner, and Oracle Partner ISO/IEC 27001:2022 certified Why EffectiveSoft? Product engineering as the core Product engineering forms the foundation of our work. We design and build systems that remain reliable as requirements evolve, integrations expand, and data volumes grow. Our teams stay involved from architecture through production and ongoing development. Design embedded into delivery Our dedicated UX practice works inside the engineering process rather than alongside it. Design helps define structure, interaction logic, and information flow early, reducing ambiguity before implementation begins. AI applied inside real systems We use AI as an engineering layer that extends existing systems rather than replacing them. This includes AI-enabled products, workflow automation, legacy modernization, and intelligent software delivery connected to real business workflows and operational environments. Engineering continuity Clients work with us for engineering continuity, adaptability, and the ability to operate inside complex systems without overcomplicating delivery. Rather than treating requirements as fixed inputs, we ask questions, clarify constraints, and work through product and system logic before implementation begins.
See all 3+ Portfolios$50-$99/hr
$25,000+
300 - 999
San Diego, USA
Verified Client Review
BI & Analytics Services for Business Intelligence Company
Reviewed by: Dmitry Chashnik, CEO at Cobit Solutions View all 11 Reviews42
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your trusted software development partner
Diffco is a San Francisco-based company specializing in AI, custom software development, and staffing services. With more than 17 years of expertise in creating dependable solutions for mobile, web, and AI applications, it is committed to driving and supporting the growth of your business. Products we developed are used by renowned companies such as American Express, Starbucks, Whole Foods, Mars, and many successful startups like Maze, Happier, and Legion Farm, among many others. Why Diffco? For your project development: Client-driven approach and clear communication Transparent processes and billing Detailed reporting and deliverables Dedicated project team with no cross-project sharing For your team augmentation: Transparent pricing with no hidden fees Vetting and verification of team member expertise Fast and straightforward hiring for both long and short-term projects A dedicated account manager to facilitate interactions with both candidates and hired personnel
View Diffco Profile$50-$99/hr
$50,000+
10 - 49
San Jose, USA
Verified Client Review
Mobile App and Backend Development for MedTech Client
Reviewed by: Julia Platova, VP of Strategic Partnerships View all 12 Reviews41
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Enterprise Web & Mobile App Development Company
With over 23+ years of web and product development experience, Carmatec is a trusted software development company in Bangalore, India and USA, delivering 20,000+ successful projects across 30+ industries. We help startups, SMBs, and enterprises accelerate digital growth through custom web and mobile app development, achieving up to 6x higher conversion rates and 97% user satisfaction. Our expertise extends deep into cloud computing, including cloud-native application development, cloud infrastructure setup, migration, and managed cloud services. Backed by a global delivery model and strong local presence, Carmatec combines technical depth, scalable resources, and cost-effective solutions to help businesses innovate, scale, and stay competitive in a rapidly evolving digital landscape.
See all 3+ Portfolios$25-$49/hr
$1,000+
50 - 249
Los Angeles, USA
39
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Custom Software Development Comapany
Protonshub Technologies is a CMMI Level 5, ISO Certified and Great Place To Work Certified, Custom Software Development Company with the most experienced team of developers working in a variety of technologies like ReactJS, ReactNative, Python, RoR, and much more to produce high-end solutions. Protonshub, a company with more than 5 years of experience, focuses on offering big enterprises innovative solutions that help them increase their revenue. We have worked for top-notch brands like Mahindra, Swaat, Shekunj, Stage, Manyavar, ICICI Bank, 2nite, 1 mg and lot more. Also, Protonshub Technologies is helping many industries like Healthcare, Logistics, Food, Travel, Edtech, and a lot more by providing them with innovative solutions. With the right talent, expertise, and creativity come success, and with Protonshub you get it all. Our USP is defined by our services we offer like: Mobile App Development Website Development MVP Development UI/UX Development Product Development E-Commerce App Development Dedicated Developers We sync with your project requirements and deliver the results as per your needs and goals.
See all 3+ Portfolios$25-$49/hr
$3,000 - $100,000
50 - 200
Mountain View, USA
38
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
We will apply our pattern for your success
Patternica is a custom software development company. We are offering full cycle of application development for fintech and other industries. The solutions we offer: • Software development on demand and providing both outsourcing and outstaffing development services • Urgent assistance in hiring developers who have experience with relevant technologies, and whose portfolio may already have similar solutions to increase the speed of product delivery to the market • MVP development for startups. Finding the right specialists and assembling a team to develop custom solutions and platforms
View Patternica Profile$25-$49/hr
$10,000+
20 - 50
Carlsbad, USA
Verified Client Review
Custom Software Dev for Software Company
Reviewed by: Sergii Gromovyi, CEO at Future Proof Technology View all 4 Reviews37
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Building Tomorrow's Tech Today
Magicminds: Digital Solutions, Global Aspirations – Bridging the Gap with Excellence. Headquartered in the USA with global footprints spanning across India and Australia, Magicminds stands as a frontrunner in custom software solutions. We're solution architects dedicated to turning complex challenges into digital success stories. Our dynamic and dedicated team of developers & marketers collaboratively work to transform your vision into tangible success. With a passionate team excelling in mobile & web apps, and the avant-garde world of AI & Blockchain, we've become the trusted ally for startups & global enterprises. We have expertise in– - Custom Software Development - Mobile App Development - Web App Development - AI Development - Blockchain Development Partner with us and centralize cutting-edge digital prowess in your business, unlocking new horizons of innovation. Together, let's shape the digital future!
View Magicmind Technologies Limited Profile$25-$49/hr
$500 - $1,000
50 - 149
Long Beach, USA
Verified Client Review
Mobile App Dev for Federal Healthcare Department
Reviewed by: Christine Leckie, General Director at Health Canada View all 5 Reviews37
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Software made simple
We Build products and teams for startups, SMBs and enterprises. With CyberCraft, you get access to the top software engineering talents from the very beginning all the way to the end result. We are here to connect your initial idea to the final product. If you're looking for qualified and experienced remote developers to join your team, you've come to the right place. CyberCraft has been building dedicated development teams and providing IT staff augmentation services to clients around the world for over six years. Our clients include SolanoLabs, Polymorph, Allgress, and OptNet. We build remote dedicated developments teams which include only experienced and trusted developers. The teams are organized according to the desired tech stack and your requirements. Whether you need a large team or just a few developers, whatever technology or framework your stack includes, we've got you covered. Get in touch right now and receive a free consultation with a detailed estimate!
View cybercraftinc Profile$25-$49/hr
$50 - $10,000
70 - 120
San Francisco, USA
Verified Client Review
Dev Staff Augmentation for Animal Traceability Software Co
Reviewed by: Brian Morrow, Directorat Animal Traceability Software Company View all 5 Reviews34
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Empowering Digital Intelligence Since 2000
Radixweb is a global product engineering company enabling digital intelligence through AI, Data, and Cloud innovation. Founded in 2000, we’ve spent over 25 years empowering enterprises and fast-growing startups to engineer intelligent, scalable, and secure software solutions. With 4,200+ projects delivered for 3,000+ clients across 25+ countries, our experts combine deep engineering precision with modern capabilities in Generative AI, Business Intelligence, and Data Analytics to turn complex ideas into measurable business impact. We serve a wide range of industries, including healthcare, fintech, retail, manufacturing, travel, hospitality, and e-commerce, delivering technology that accelerates decisions, optimizes operations, and drives growth. From enterprise modernization and cloud migration to building AI-driven platforms and predictive systems, Radixweb combines innovation with proven delivery. We are a Microsoft Gold Partner, three-time Clutch award winner, and ranked among the top 100 global outsourcing companies by IAOP®, with 97% of revenue coming from repeat clients, reflecting our commitment to client success. At Radixweb, we continue to redefine how businesses build and scale in the era of digital intelligence, creating value-driven partnerships that unlock potential and enable sustainable growth.
See all 1+ PortfoliosN/A
$25,000+
500 - 999
Frisco, USA
33
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
You Have Ideas. We Bring Them to Life.
Over the years, we’ve narrowed our focus and deepened our expertise in such industries as ticketing and fintech. We apply proven technologies that elevate operational capabilities for our clients. We also develop and embrace cutting-edge ideas redefining the digital ecosystem, like blockchain. We believe working with different multidisciplinary solutions while proactively pushing boundaries separates us – and our clients.
View Softjourn Profile$50-$99/hr
$40,000+
250 - 350
Fremont, USA
Verified Client Review
IT Support for Accounts Automation Business
Reviewed by: Peter Connor, Founder at Bullet HQ View all 1 Reviews33
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Outpace the pace: Agile Shopify Plus Agency
Transform Your Store with Agile Solutions In today’s fast-paced marketplace, 90% of traditional projects overshoot their deadlines. Why settle for launching an outdated store when there’s a smarter way to thrive? At VT Labs, we understand that navigating market changes can be challenging. That’s why we specialize in providing innovative B2B retail solutions designed to keep you ahead of the competition. Why Choose Us? - Flexibility on Demand: Your business needs evolve, and so do our strategies. We're here to adjust priorities on the fly. - Uncompromised Quality: Achieve your timelines without sacrificing quality. We eliminate waste, ensuring your project stays on track. - Weekly Deliverables: Experience consistent, measurable improvements every week, empowering your retail operations to excel. Take the Next Step: 1. Book a consultation (you’re already here!) 2. Share your users' needs with us 3. Implement a pilot project 4. Gather feedback for optimization 5. Repeat for continuous growth Don’t just react to change—embrace it. Adapt swiftly and lead confidently with our expert guidance. Ready to elevate your store? Schedule a call today and transform your business.
View VT Labs Profile$50-$99/hr
$10,000+
50 - 249
San Francisco, USA
Verified Client Review
Online Pet Product Retailer's E-Commerce Site Management
Reviewed by: Ilya Seglin, Co-Founder at Healthy Pet Products Retailer View all 10 Reviews33
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
High Quality Software Company in Vietnam
AgileTech Vietnam stands at the forefront of technology outsourcing, offering comprehensive services in website and mobile app development, blockchain technology, and AI-driven big data solutions. Since our inception in 2015, we have established ourselves as a trusted technology partner for a diverse range of startups, many of which have attracted significant investment. Our expertise lies in delivering high-quality, scalable solutions that drive business growth and innovation. Our approach combines a highly skilled team with a commitment to transparency and excellence. We prioritize understanding your unique needs and challenges, ensuring that our solutions are perfectly aligned with your business objectives. Whether you are looking to develop a robust digital platform, leverage blockchain for secure transactions, or harness the power of AI and big data, AgileTech provides the technical prowess and strategic insight necessary to achieve your goals. With AgileTech, you gain a partner dedicated to pushing the boundaries of technology and innovation. We are passionate about collaborating with forward-thinking businesses to bring groundbreaking ideas to life and propel them towards success in an ever-evolving digital landscape. Website: https://agiletech.vn/ Phone: 0989 324 830 Email: hello@agiletech.vn Address: Floor 3&4, No 82/116, Nhan Hoa, Thanh Xuan, Hanoi, Vietnam
View AgileTech Vietnam Profile$25-$49/hr
$25,000+
100 - 150
Irvine, USA
31
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Software Design, Engineering and Support
Kanda is a trusted full-service software engineering and digital transformation partner helping businesses rapidly deliver high-quality SaaS, mobile, and on-premises solutions. We combine deep domain expertise, senior engineering talent, and rigorous QA practices to build secure, scalable, and market-ready software. As a U.S.-based company with a long-standing reputation, we prioritize IP protection, compliance, and delivery excellence on every engagement. Our agile teams work closely with clients to accelerate development timelines, reduce risk, and turn software into a true competitive advantage that supports long-term growth and innovation.
View Kanda Software Profile$50-$99/hr
$10,000+
250 - 999
Newton, USA
Verified Client Review
Web App Design & Development for Education Company
Reviewed by: Sarah Gannon, Co-Director at Crafting Minds Group View all 10 Reviews31
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Scale More Quickly With Pre-Vetted Developers Prepared to Deliver
Scalable Path empowers rapidly growing tech enterprises to assemble elite software development teams using top-tier global talent. Since 2010, we've established ourselves as the go-to solution for startups and scaleups seeking expertly vetted remote developers, technical leaders, and comprehensive delivery teams—eliminating the complexities often associated with traditional hiring. Our ideal partners include founders, CTOs, and engineering leaders who require rapid and flexible scaling. Whether launching a minimum viable product (MVP), diversifying product offerings, modernizing outdated code, or creating innovative platforms, clients rely on Scalable Path to secure the most qualified candidates. We seamlessly blend advanced technology with expert human insight in our meticulous vetting process. Collaborate directly with a dedicated Software Architect to outline project specifications and determine essential skills through our proprietary skills matrix. Our specialized talent team performs live technical assessments and targeted coding challenges, ensuring that every candidate meets your precise requirements. Trust Scalable Path to enhance your development capabilities with the best remote talent available.
View Scalable Path Profile$50-$99/hr
$10,000+
50 - 249
San Francisco, USA
Verified Client Review
Staff Augmentation for Web & App Dev Company
Reviewed by: Joseph Krukosky, CTO at Cool Fire Inc View all 8 Reviews30
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
World Class Software Solutions
Internet Soft, an IT company excels in providing state-of-the-art solutions. Our offerings include Digital Transformation, AI/ML, IoT, Banking, and Blockchain software solutions, customized to serve both B2B and B2C customers. Introducing Internet Soft, a dynamic software development company based in California. With a relentless commitment to innovation and excellence, we specialize in crafting cutting-edge solutions that cater to diverse business needs. Our team of experienced developers, designers, and strategists collaborates seamlessly to transform ideas into robust software applications. At Internet Soft, we take pride in delivering top-tier results, driving digital transformation for businesses across the USA and beyond.
View Internet Soft Profile$25-$49/hr
$5,000 - $10,000
250 - 999
San Leandro, USA
Verified Client Review
Custom Software Development for Software Development Company
Reviewed by: Steven Anderson, Founder at Innovation Star Technologies View all 1 Reviews30
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your Partner. Not yet another development company.
An award-winning software development company called MLSDev creates digital products for SMBs, major brands, and driven businesspeople with great ideas.
View MLSDev Profile$25-$49/hr
$25,000+
50 - 249
Belmont, USA
Verified Client Review
Mobile App & Website Dev for Healthcare Innovation Firm
Reviewed by: Abdullah Al Jarallah, President at Kure Life View all 4 Reviews30
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Insights to your Digital Innovations
Travancore Analytics is a bespoke global software development company, founded in 2007 with their Indian headquarters in Trivandrum, US headquarters in California, and development center in Kochi. Their specialized and focused services extend from Mobility, Embedded Solutions, AR/VR, AI & ML, IoT in Industrial Automation, Web Accessibility, Software Product Engineering, Test Automation, MVP, No-Code Services, and E-Commerce. They offer customized and tailored software based on the clients’ specific needs. Their expertise also extends into the verticals of Healthcare, Manufacturing, Media & Communication, Education & Training, Retail & Food, and far more. They flaunt our efficacy in AR/VR, partnering with the tech giant Intel in realizing Mobility Solutions and live VR streaming of major events such as the Winter Olympics (2018) and the Kabaddi World Cup (2016). They extended their support to the Indian Navy in virtual training and in aviation training developing Mentour, which tutors future pilots using cockpit training videos. The prodigious collaboration with ISRO in checking the effective performance of Solar Array Drive Assembly (SADA) in Automotive Testing. Also, developed SCADA Gateway for the industry giant Fortune 500. There is nothing holding them back, they are spreading their wings to build better solutions for the future.
View Travancore Analytics Profile$25-$49/hr
$10,000+
50 - 249
Pleasanton, USA
Verified Client Review
Mobile App Dev for Camera Solutions Company
Reviewed by: Arup Mukherjee, CEO at Camect Inc. View all 5 Reviews29
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
We bring reliable Software Solutions that Work
We are Roxosoft, a software development company specializing in enterprise software solutions, intelligent business automation and comprehensive technical support for startups. We focus on deeply understanding our customers business needs, delivering high-quality software, and ensuring quick turnaround times. Since 2008, we have successfully delivered dozens of projects across a wide range of industries.
View Roxosoft LLC Profile$50-$99/hr
$10,000+
15+
Sunnyvale, USA
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Software Company
Codepul, we believe in the power of collaboration. We prioritize providing our customers with personalized and top-notch software solutions. With extensive experience in web and app development, we can create tailored software that meets each client’s specific needs. Our collaborative process ensures that we fully understand our clients’ requirements and bring their vision to life. We approach every project with a solid commitment to detail, whether an essential website or a complex mobile app. Our programmers, designers, and testers work together to deliver reliable, user-friendly, and visually appealing software. We take pride in staying up-to-date with the latest advancements in software development and constantly strive to enhance our skills to provide the best solutions for our clients. Boost your business with Codepul ready-made database and application software. Our website software, designed with eye-catching design and user-friendly interfaces, will boost your online presence. Streamline your operations with our ready-to-use software products. Trust Codepul expertise, flexibility, and cost-efficient solutions to drive your business forward.
View Codepul Profile$25-$49/hr
$1,000 - $50,000
35 - 55
California City, USA
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Leading Mobile App Development Company
Chipsy.io offers comprehensive Mobile App Development Services tailored to meet the needs of modern businesses. Our expert team specializes in building robust, user-friendly, and scalable mobile applications across platforms. With a focus on Android Development and iOS Development, we ensure seamless performance and superior user experiences on both major mobile operating systems. For businesses looking to expand their reach across devices, our Mobile Cross-Platform Development service enables apps to function effortlessly on multiple platforms, reducing development time and cost. Our in-depth Mobile Analytics service helps businesses track user behavior, optimize performance, and enhance engagement. Additionally, we provide reliable App Maintenance to keep your applications up-to-date and running smoothly. As part of our modernization efforts, we offer App Modernization services, helping to refresh legacy apps with new features, improved interfaces, and enhanced functionality. Our Hybrid App Development solution combines the best of web and native experiences for businesses aiming to build fast and responsive mobile apps. We also offer Mobile Backend-as-a-Service (MBaaS) to simplify backend infrastructure, enabling rapid deployment and seamless integration with cloud services. To create visually engaging and intuitive interfaces, we excel in Mobile Interface Design, ensuring user-friendly navigation and interaction. For businesses requiring device-specific solutions, our Mobile Native Development offers unparalleled performance and access to platform-specific features. Additionally, our App Design and App Development services cover every aspect of the app lifecycle, from ideation to deployment, ensuring you get a custom app that aligns with your business goals. Whether it’s Backend Development or creating fully integrated mobile solutions, Chipsy.io delivers cutting-edge mobile applications that enhance user experiences and drive growth.
View Chipsy.io Profile$25-$49/hr
$10,000+
30 - 50
San Francisco, USA
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Adding value from day one
Experts in Rails, Integrated into Your Team. Cedarcode, the brains behind webauthn-ruby and a contributing member of The Rails Foundation, contributes more than 13 years of Ruby on Rails development experience. Long-term, high-impact projects that push the envelope of innovation are our specialty. Our team works in unison with yours, offering outstanding value and taking your product to the next level. We feel like the committed workers you've been looking for, not just consultants. Among those who trust us are Airbnb, BetterUp, and Underdog Fantasy.
View Cedarcode Profile$50-$99/hr
$25,000+
10 - 49
San Francisco, USA
Verified Client Review
IT Staff Augmentation for Vacation Rental Company
Reviewed by: Anna Khramova, Senior Software Engineer at Technical Lead Airbnb Inc. View all 2 Reviews28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
A product studio for AI, mobile & web
Have an idea for a web or mobile product? AI-wow! Welcome to Roro Solutions, your premier product studio for AI, mobile, and web innovation. We are a group of techies who are passionate about the technologies that will shape our future as a society. Consider us your collaborators as you take on challenging engineering problems and come up with creative solutions.
View Roro Profile$25-$49/hr
$10,000+
10 - 49
San Francisco, USA
Verified Client Review
UI/UX Design, API & Mobile App Dev for Software Dev Company
Reviewed by: Clyde Snodgrass, Founder at Faraday Inc View all 2 Reviews28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovation as a Service
Folio3 is a top-tier mobile and web development company in the USA, with over 15 years of experience. They specialize in enterprise applications, startups, and small businesses, and offer expertise in various programming languages. Their divisions include Digital Health Software, Animal Health, Compliance Management, Field Automation, Business Intelligence, Machine Learning, IoT Services, Dynamics 365, NetSuite, QA Services, DevOps, App Discovery, and Mobile Development. Folio3 also provides support for startups and small businesses.
View Folio3 Profile$25-$49/hr
$5,000+
250 - 999
Belmont, USA
Verified Client Review
Web Application Development for Digital Educational Company
Reviewed by: Joe DeSario, Consultant at Sunburst Digital View all 4 Reviews28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Aiming to enhance the lives of billions of users with innovative technology solutions.
At BestPeers, we are passionate about crafting innovative and reliable software solutions that empower businesses worldwide. With a commitment to simplicity and efficiency, we combine our technical expertise with a collaborative approach to deliver solutions that solve real-world challenges. We are proud to extend our services across the globe. This growth reflects our dedication to providing exceptional solutions and building lasting client relationships. Our mission is to leverage technology to simplify processes, improve business outcomes, and drive growth. We focus on collaboration and adaptability, working closely with our clients to ensure every solution aligns with their goals and evolves with their needs. Software and Web Development - Mobile Applications - Enterprise Solutions - Data Analytics - UX/UI Design - Digital Marketing - IT Staff Augmentation - Custom Development Ruby on Rails - Data Analytics: Data Engineering with Python, PySpark, AWS Services, Azure Services, GCP, Power BI, ETL Pipelines, Pandas, NumPy - Python / Django / Flask - React - Node - MEAN/MERN - React Native / Flutter E-commerce - Healthcare - Food Tech - HR & Recruitment - Travel - Sports With a focus on innovation, adaptability, and results, we are here to help you transform your business with cutting-edge solutions.
View Bestpeers Profile$25-$49/hr
$24 - $50
500 - 1,000
California City, USA
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Digital Marketing Agency
Results-driven digital marketing agency dedicated to transforming your ideas into captivating digital experiences. We help businesses engage their audiences and achieve measurable success through innovative web design, compelling content creation, and advanced digital strategies.
View Atmos Digital Profile$25-$49/hr
$400 - $800
15 - 20
Glendale, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Professional Mobile App Development Company
Appingine is a premium app development company that specializes in crafting bespoke mobile applications to elevate businesses to new heights. With a prime focus on innovation and user-centric design, Appingine delivers tailored solutions to fulfill the unique needs of clients. Having a full-house of expert developers, Appingine combines technical expertise with deep understanding of market trends to provide business with the result they have always desired! Choose Appingine for Top-notch app development, and allow us to bring your ideas to life
View Appingine Profile$25-$49/hr
$5,000 - $10,000
100 - 150
Los Angeles, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovative approach to software development
Our company specializes in building dedicated product teams and integrating them into your company. We match software experts with engineers, ensuring a seamless growth of your software department. Our team includes full-stack developers, solution architects, QA managers, and technical project managers. We have experience in various industries, including FinTech, Biotech, Healthcare, eCommerce, and News. We have expertise in Java, Python, Swift, React, Go, Django, Angular, Ember, Ruby on Rails, Agile, Kanban, Waterfall, and Six Sigma methodologies. We have successfully helped clients migrate to microservices-based architecture.
View NG Logic Profile$25-$49/hr
$25,000+
50 - 249
San Mateo, USA
Verified Client Review
Software Engineering Resources for Gift Card Marketplace
Reviewed by: Katherine Laggos, VP of HR at Gift Card Marketplace View all 4 Reviews27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Experts in Designing Websites That Captivate and Convert.
Custom Website Creator is a premier digital solutions agency based in Stockton, California, specializing in top-tier web design, development, and digital marketing services across the United States. With over seven years of industry expertise, we focus on building custom websites and applications that enhance brand presence, boost user engagement, and deliver measurable success. Our solutions cater to businesses of all sizes, from startups to large enterprises, ensuring tailored strategies that align with their unique objectives. Whether designing a visually captivating website, developing a high-performance application, or implementing data-driven marketing campaigns, we excel in transforming ideas into powerful digital experiences. At Custom Website Creator, we combine creativity with advanced technology to deliver results that surpass expectations. Our core services include responsive web design, robust web development, SEO, social media marketing, and mobile app development. Each project reflects our commitment to quality, innovation, and client satisfaction. Located at 5343 Carrington Cir #18, Stockton, CA, our expert team works closely with clients to understand their vision, ensuring our solutions are not only visually impressive but also optimized for scalability and performance. Partner with Custom Website Creator to establish a strong online presence, elevate your brand, and drive long-term growth in today's competitive digital landscape.
View Custom Website Creator Profile$50-$99/hr
$1,000 - $2,000
10 - 49
Burnham, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
One agency. Endless services. Zero drama.
Meta Core is an award-winning digital agency revolutionizing web and app development with high-impact, user-centric solutions. Specializing in AI-driven websites, mobile apps, and digital transformation, they deliver measurable results for clients like SYNLawn, Redefine Meat, and AIG. Their "Brandformance" approach blends intuitive UI/UX, SEO-optimized design, and scalable tech to boost conversions and visibility. With 45 awards in two years, Meta Core excels in competitive markets, though transparency on pricing and tech stacks could enhance appeal. A top pick for businesses seeking innovative digital excellence.
View Meta-Core ProfileN/A
$1,000 - $2,000
50 - 100
Fresno, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovate. Empower. Transform
Sense7ai is not just redefining talent acquisition and software innovation; we are also committed to leveraging our expertise to support urban and rural skill development, offering opportunities for underserved communities. By offering a synergy of AI-powered recruitment with custom software development finesse, our holistic approach ensures that your staffing strategy and technological infrastructure are not just meeting but pioneering the demands of the ever-evolving business landscape — all while fostering community growth and inclusion. Specialties Software applications development, Web App, Mobile App, SaaS products, Payment Integration, Website Development, UI UX Designing, AI & ML Model Development, Data Analytics, and Data Engineering & Cloud Solutions Staffing Solutions Development Solutions Web App Development Mobile App Development UI UX Design AI & ML Solutions
View Sense7AI, Inc Profile$25-$49/hr
$5,000 - $100,000,000,000,000
11 - 50
Pleasanton, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your technology partner
Devsinc is built with the dream of enrolling 80,000 proficient engineers by 2030, to provide client-centric docile services and innovative solutions Our objective is to become a domain of credible IT solutions with blazing talent for all types and sizes of industries. From retail to healthcare, we desire to make Devsinc the #1 choice for everyone.
View Devsinc Profile$25-$49/hr
$4,000 - $50,002
1,000 - 1,500
San Francisco, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
A never-ending process of continual improvement
Over the years, Thinksys has expanded immensely and are now a team of 400+ highly talented & skilled individuals, who work to offer impeccable services in the various field of software development, web & mobile app development, support, analytics, and a whole bunch of other software services
View Thinksys Profile< $25/hr
$5 - $40
400 - 500
Sunnyvale, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your Trusted Software Development Company
As one of top 10 software development companies in Vietnam since 2009, we have empowered our global clients through excellence in digital transformation. We provide custom software development and dedicated development team, tailored to businesses of all sizes, regions and industries.
View SavvycomSoftware Profile$25-$49/hr
$20,000 - $50,000
750 - 800
Laguna Beach, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Nearshore Software Development | 500+ Active Clients
BairesDev is a leading nearshore software development company trusted by 500+ global clients, including Google, Adobe, Pinterest, and Johnson & Johnson. With access to 4,000+ senior engineers skilled across 100+ technologies, BairesDev delivers scalable, high-quality solutions. Flexible engagement models include staff augmentation, dedicated development teams, and full-cycle software outsourcing.
View BairesDev Profile$50-$99/hr
$50,000+
1,000 - 9,999
San Francisco, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
CRM Development Company
At Code Garage Tech, we simplify your marketing, sales, and customer support with our expert CRM development services. As a leading CRM development company, we offer seamless solutions for customer tracking, purchase history, and contact management.
View Code Garage Tech Profile$25-$49/hr
$10,000 - $10,000
10 - 49
Oakland, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
AI, Data, Analytics, Product Engineering & Experience Company.
We enhance customer experiences, build solutions, modernize applications and leverage technology with data Analytics to create real value. At WTA, we enable Fortune 500 companies, SMBs, and startups to adapt to the rapid shifts in latest technology while meeting the ever changing, evolving customer & User demands. We guide partners from conceptualization to execution, helping them envision achievable digital transformations and fostering agility and speed in their operations. Our expertise lies in unlocking value through tech and data, generating new revenue streams, and identifying transformation opportunities. What sets us apart is our holistic approach, combining strategy, consulting, experience design, and engineering to exceed customer expectations. We bring a startup mindset and agile methods to established companies and the public sector, fostering innovation, delighting customers, and improving operational effectiveness.
View WeThinkApp ProfileN/A
$50,000 - $100,000
10 - 50
San Francisco, USA
26
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Ideas That Grow Brands
We are a group of passionate techies committed to assisting companies in reaching a wider audience via digital channels. In order to improve corporate performance, our customized digital solutions focus on efficient methods of reaching, interacting with, and satisfying the target audience. High Goal Attainment Enhancement of Operational Efficiency through Exponential Growth Solutions for Digital Marketing That Work
View YourDigiLab Profile$50-$99/hr
$50,000+
50 - 249
Los Angeles, USA
Verified Client Review
Web Dev, UX/UI Design & SEO for AI Software Co
Reviewed by: Ryan Ortiz, VP of Engineering at Ada View all 3 Reviews26
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Custom Immigration Software Solutions
As an AI app development company, we build AI-powered applications that go beyond traditional software. Our smart solutions help businesses automate tasks, make faster decisions, and deliver better user experiences. Whether you need a custom chatbot, predictive analytics tool, or a full-scale AI app, we turn complex ideas into simple, powerful products. With a focus on real results, we design apps that grow with your business. Ready to unlock the power of AI? Contact us at +18507801313, and let’s build together!
View BOSC Tech Labs Profile$25-$49/hr
$20,000 - $35,000
50 - 100
Burbank, USA
25
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Scaling Tech Innovations for a Connected World
HyScaler is a CMMI Level 3 technology consulting group specializing in AI, Blockchain, IT, and Cloud Computing. They offer scalable solutions across industries, backed by a diverse team focused on agile problem-solving and innovation. They have a successful history of collaborating with elite clients worldwide, delivering web, mobile, and cloud-based solutions in manufacturing, hospitality, education, analytics, and health. Their core team consists of skilled developers, engineers, researchers, and analysts from diverse technology backgrounds. HyScaler's multidisciplinary team contributes to groundbreaking projects with a lasting global impact.
View HyScaler Profile$25-$49/hr
$7,500+
75 - 249
Santa Clara, USA
Verified Client Review
Web & App Development for Online Sports News Company
Reviewed by: Ashish Negi, CEO & Co-Founder at Khel Now View all 3 Reviews24
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Strategy, Design & Technology Services Agency
They deliver technology, platforming, and digital transformation policy, advice, and facilities to mid-level businesses just as Accenture, IBM, and Deloitte deliver big businesses. Their experience as a global Magento development company involves advising on digital transformation, layout & growth of eCommerce, redesign, rebranding & platforming platforms, creation of Web facilities, electronic press advertising, and electronic platform technology.
View Ziggle Tech Profile$50-$99/hr
$10,000+
50 - 249
New York, USA
Verified Client Review
Shopify Dev & Digital Marketing Strategy for E-Commerce Co
Reviewed by: Rahul Mehta, CEO at Conscious Step View all 2 Reviews24
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Creative Marketing That Connects Brands and Audiences
Spritz is a full-service marketing agency based in San Francisco, blending innovative digital strategies with proven traditional marketing techniques to help businesses grow and thrive. Our expert team specializes in integrated marketing solutions, including branding, social media management, web design, SEO, event marketing, and public relations. We focus on delivering measurable results through personalized strategies that engage customers and build long-term brand loyalty. With strong community connections and a commitment to quality, Spritz empowers companies to expand their reach, strengthen their online presence, and achieve sustainable success. Partner with Spritz Marketing Agency to elevate your brand and drive impactful business growth.
View SPRITZ Profile$100-$149/hr
$1,000+
10 - 49
San Francisco, USA
Verified Client Review
Solutions for Sailing Excursions' Marketing
Reviewed by: Brad Webb, Founder at ACsailingSF View all 2 Reviews24
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovative and Reliable Software Engineering
With a focus on technologies like cloud, enterprise mobility, analytics, big data, blockchain, search engines, artificial intelligence, and machine learning, Sysvine Technologies is a global software engineering services provider that offers software architecture, design, development, testing, devops, and support services in fields like knowledge management, healthcare, and financial systems. Our specialty is collaborating with new software companies to turn their proof of concepts (POC) into fully functional software solutions and then providing them with ongoing support. In the end, the majority of our clients merge with Fortune 500 software product companies. With clients in the USA, Japan, Singapore, Hong Kong, Australia, and the UK, we have over 20 startup software companies and three large Fortune 500 software product companies. We are a US-based company with affiliates in Canada, India, and the EU.
View Sysvine Technologies Profile$25-$49/hr
$5,000+
50 - 249
Mountain View, USA
Verified Client Review
Development Staff Augmentation for Agile Transformation Firm
Reviewed by: Ranjith Venkatesh, Managing Director at Moss & Lichens View all 2 Reviews23
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Nearshore Software Development
Azumo is a nearshore software development company helping organizations accelerate growth through high-quality, scalable technology solutions. For over eight years, we have supported hundreds of businesses by providing experienced nearshore engineers through a structured, transparent, and results-driven engagement model. Our long-standing client relationships—averaging more than 3.2 years—reflect our reliability, delivery excellence, and commitment to long-term success. Trusted by global brands such as Facebook, Omnicom, UnitedHealth Group, and Discovery Channel, Azumo delivers top-tier talent across machine learning and AI, web and mobile application development, data engineering, chatbot development, cloud computing, and DevOps. Our engineers bring deep expertise across modern programming languages, frameworks, and platforms, enabling rapid innovation and dependable execution. Azumo offers flexible engagement models tailored to your workflow and business goals. Whether you need staff augmentation to fill critical skill gaps, dedicated nearshore development teams that collaborate in real time, or access to senior architects through our Virtual CTO service, we adapt seamlessly to your needs. Our nearshore delivery model ensures time-zone alignment, clear communication, and full visibility throughout the development process. With a focus on quality, scalability, and partnership, Azumo empowers companies to confidently expand their software development capabilities and deliver impactful digital products faster.
View Azumo Profile$25-$49/hr
$10,000+
50 - 249
San Francisco, USA
Verified Client Review
AI Development Support for AI Systems Company
Reviewed by: Jim Stovell, CEO at Stovell AI Systems View all 2 Reviews22
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Crafting Innovative Digital Solutions to Propel Your Business Growth Online
We are a comprehensive digital development agency focused on delivering strategic, results-oriented designs that enhance brand visibility and drive business growth. Our specialization is in developing compelling digital experiences that engage audiences and produce tangible business results. In the competitive digital arena, your online presence is crucial to your success. That's why we integrate creativity, strategic planning, and cutting-edge technology to craft solutions that captivate users, reinforce brand identity, and meet long-term objectives. Our team is dedicated to understanding your unique business needs and translating them into innovative digital solutions that stand out in the marketplace. By leveraging our expertise in user experience design, digital marketing, and technology integration, we ensure your brand not only reaches but resonates with your target audience. Partner with us to transform your digital presence and achieve sustainable growth in today's fast-paced online environment.
View Webstacks Profile$200-$300/hr
$10,000+
50 - 249
San Diego, USA
Verified Client Review
Design and Development of a Health Insurance Agency Website
Reviewed by: Mackenzie Light, Marketing Manager at Curative View all 1 Reviews22
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
MS Dynamics, Salesforce, Customized Apps Mob/Web
With offices in the Americas, Europe, South Africa, Australia, Singapore, and India, Datanetiix has a global footprint. Furthermore, we have development centers for business and project management in California, New York/New Jersey, and Chennai, India's Center of Excellence and Research Lab. We adhere to industry best practices, and the majority of our project managers hold Agile and Scrum certifications from PMI. We are a technology and consulting partner offering useful business solutions. We provide end-to-end services in Microsoft Dynamics, Salesforce, Business Solutions (CRMs and ERPs), as well as collaboration tools, custom application development (web and mobile apps), mobility solutions, and quality assurance. We advance using cutting-edge technologies like blockchain, AI, IoT, and data streaming.
View Datanetiix Solutions, Inc. Profile$25-$49/hr
$5,000+
50 - 249
Irvine, USA
Verified Client Review
Custom App Dev for Software Consulting Business
Reviewed by: Richard Valenta, CEO at Software Dev & Consulting Company View all 1 Reviews22
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Gain access to unmatched full-stack RoR experts
Kickstarted in 2006, RailsFactory provides superior consulting services in the development of web and mobile applications. RailsFactory provides the fresh, efficient and innovative approach in building applications for the global clients. We consistently strive to exceed the client's expectations by delivering solutions within estimated time and budget. We have more than 250 customers in US, UK, Canada, India and Australia. We strongly believe in Transparency which has been our key success factor in building long term partnership with our clients.
View RailsFactory Profile$25-$49/hr
$50,000+
51 - 200
Sunnyvale, USA
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
IT consulting done correctly!
Diatom Enterprises is a leading custom software development company based in Latvia, originally founded in Canada. With over 18 years of experience, we specialize in delivering high-quality, scalable software solutions for businesses across industries worldwide. Our expertise spans .NET, Blazor, JavaScript, React, Angular, Node.js, and Ruby on Rails, empowering us to build dynamic web, mobile, and desktop applications tailored to client needs. At Diatom Enterprises, we blend innovation, technical excellence, and affordability to help businesses accelerate digital transformation. Trusted globally, we believe in long-term partnerships—many of our clients have grown into friends through years of successful collaboration and shared success.
View Diatom Enterprises Profile$25-$49/hr
$10,000+
50 - 249
Walnut Creek, USA
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Reforming Tomorrows Tech
Greetings from Tech Reforms, your go-to source for complete mobile app development and web design. Change your online presence and establish a stronger connection with your audience. Don't allow your company suffer from a lack of tech skills. To find out how we can assist you in reaching your objectives, get in touch with us right now.
View Tech Reforms Profile$25-$49/hr
$5,000+
10 - 49
Los Angeles, USA
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Setting the Standard for Staff Augmentation and IT Solutions
Cyber InfraStructure INC. (CIS), founded in 2003, is a global IT consulting and staff augmentation leader with offices in Central India, the USA, and the UK. We specialize in delivering top-tier technology solutions, helping businesses scale their teams and optimize operations efficiently. With experience serving over 2,100 clients across 100+ countries, we support industries including education, finance, travel, retail, manufacturing, gaming, and healthcare. CIS is recognized for excellence, holding CMMI Level 3, ISO 9001:2018 certifications, and partnerships such as Microsoft Gold Partner, Magento Silver Solution Partner, and memberships with Drupal and Joomla. Our focus is delivering innovative, reliable IT solutions that drive measurable business results.
View CIS Profile< $25/hr
$10,000+
250 - 999
San Jose, USA
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Hire the top 3% of freelance talent
Toptal is a premier global talent network connecting businesses with the top 3% of freelance professionals worldwide. Founded in 2010, Toptal helps companies accelerate innovation, scale efficiently, and execute critical projects with speed and confidence. Enterprises and fast-growing startups trust Toptal for elite developers, designers, finance experts, product managers, and project leaders. As the world’s largest fully remote company, Toptal has supported more than 10,000 clients across diverse industries by delivering on-demand access to highly vetted talent in over 100 countries. Integrity, excellence, and agility define every engagement, enabling organizations to stay competitive in rapidly evolving markets.
View Toptal Profile$100-$149/hr
$50,000+
1,000 - 9,999
San Francisco, USA
Why Companies Trust SelectedFirms?
SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.
Human-verified companies
We manually review companies to ensure they meet our quality standards before they appear on the platform.
Research-driven rankings
We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.
Always up-to-date insights
We regularly refresh listings with new reviews, portfolio updates, and market changes to keep decisions relevant.
Verified credibility signals
From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.