Top Software Development Consulting Companies in California
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Explore Reviewed Software Development Consulting Companies in California — Find Skilled Software Development Consultants 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.
62 Companies
Filter by
-
USA
-
California
4.8 (3 Reviews)
4.8 (3 Reviews)
25
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
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 Reviews
0.0 (0 Reviews)
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
"Where Vision Meets Code"
We provide end-to-end branding, design, and digital marketing services that help businesses build strong, memorable brands. From logo design and corporate identity to user-friendly websites, mobile apps, and performance-driven digital marketing, our team delivers strategic, results-focused solutions. Whether launching a new venture or scaling an established brand, we partner with you to achieve measurable digital growth and long-term success.
View It247 Solutions Profile
$25-$49/hr
$1,000+
10 - 49
Livermore, USA
0.0 (0 Reviews)
0.0 (0 Reviews)
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Make the right Choice
AlphaBOLD is a global leader in next-generation business transformation and consulting. We enable clients all over the US to navigate their digital transformation. With collectively three decades of experience managing the systems and workings of global enterprises, we expertly steer our clients through their digital journey. We do this by enabling the enterprise with Dynamics 365 or Oracle NetSuite core, which helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise, and ideas from our innovative ecosystem. AlphaBOLD implements Dynamics 365, SharePoint, Power BI, Oracle NetSuite, and many other custom solutions for its customers. From end-to-end digital implementations to planning, design, development, and roll-out of various business applications, BOLDEnthusiasts can deliver it all. AlphaBOLD has developed vertical-specific solutions for Construction, Manufacturing, and Retail companies to help them reach their true potential. AlphaBOLD also offers add-ons that can be installed easily on existing systems and help boost the productivity of an organization significantly. Our add-ons include BOLD-HI, BOLDSync etc.
View AlphaBOLD Profile
$25-$49/hr
$5,000+
50 - 249
Carlsbad, USA
0.0 (0 Reviews)
13
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
13
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Build enterprise AI solutions - starting with fully functional prototype to production-grade system.
GenAI Protos is a generative AI engineering company based in Irvine, California. We build purpose-driven AI solutions, accelerators, and copilots that help enterprises accelerate AI adoption and integrate advanced language model capabilities into their existing workflows and data stacks. Our services include development of AI agents, LLM-powered copilots, RAG applications, ETL automation, code conversion tools, and metadata operations accelerators. We specialize in enterprise-grade AI systems that are modular, scalable, and built for real-world deployment across Fintech, Healthcare, and Software industries. Every GenAI Protos solution is precision-built for the specific domain it serves - combining deep technical capability with product thinking. Our team delivers from rapid prototyping to full-scale production deployment, working with CTOs, heads of engineering, and founders who want to move from AI exploration to AI execution.
View GenAI Protos Profile
$50-$99/hr
$1,000 - $100,000
50 - 249
Irvine, USA
0.0 (0 Reviews)
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Monks makes everything better
DigitalMonk is a dynamic technology company specializing in innovative digital solutions, empowering businesses through cutting-edge services in web development, IoT, AI, and embedded systems. At DigitalMonk, we offer tailored tech solutions like embedded software development, IoT-based systems, and AI (chatbots and automation), along with web development and digital marketing services. Our services: 1. Embedded Software Development Services 2. Custom Vending Solutions 3. Custom Arcade Game Software Development 4. Chatbot Development Services 5. Hire Next.js Developer 6. Custom Photo booth software
View DigitalMonk Profile
$50-$99/hr
$2,000 - $5,000
30 - 50
Alpine, USA
0.0 (0 Reviews)
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
12
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Technology Service Provider/ SaaS / Custom Web Development/Cloud Solutions/MDM/Databricks
Radixiy is not just an Information Technology (IT) provider; we are strategic and versatile partners in digital transformation. With over a decade of experience and a team of certified experts, we deliver software solutions that are reliable, resilient, and scalable. At Radixiy, we don’t just write code; we build reliable, resilient, scalable, and intelligent software solutions that power business transformation. Our tech-first mindset, agile approach, and deep industry experience make us the trusted partner for startups, governments, and enterprises alike. With a team of experienced IT professionals, we deliver tailored solutions that ensure scalability, compliance, and long-term value. Core Technical Domains Custom Software Development: End-to-end engineering of digital products, including SaaS platforms and enterprise applications/web platforms, API design & systems integration, Microservices architecture, Backend engineering & optimization and Secure, compliant application development. Cloud-Native Architecture: Designing scalable, high-availability systems with a strong focus on auto-scaling, load balancing, and fault tolerance. DevSecOps & Security: Implementation of secure SDLC, identity and access management (IAM), and compliance with global standards like GDPR and ISO 27001. Infrastructure as Code (IaC): Automating environment provisioning and management using tools such as Terraform, CloudFormation, or Deployment Manager. Specialized Platforms Cloud Infrastructure: Expert-level mastery of AWS (Amazon Web Services), Google Cloud Platform (GCP), and Microsoft Azure. Web Platforms: Full-stack development focusing on modern frameworks and responsive design. Containerization & Orchestration: Heavy use of Kubernetes and Docker for deploying microservices. Database Systems: Management of distributed and managed databases such as Oracle, PostgreSQL, MySQL, MariaDB, NoSQL (MongoDB), etc. Support & Maintenance Radixiy’s support and maintenance services are not just an "afterthought" or a helpdesk; they are an extension of their 3R philosophy. IT Strategy & Planning IT Roadmap & Strategic Planning Enterprise Architecture Consulting Technology roadmap development aligned with business objectives. Digital transformation and modernization strategies. IT governance, risk management, and compliance planning & PMO advisory IT Project Management & Implementation CTO / CIO Advisory Services Business Process Optimization Cloud / Infrastructure / DevOps Cloud readiness assessments and migration support (AWS, Azure, Google Cloud). Network architecture and optimization. Server and storage consolidation strategies. Security First Architecture Cost Optimization DevOps, CI/CD, GitOps & Agile Software Delivery Monitoring & Observability Managed Cloud Operations Application & Systems Consulting Enterprise Resource Planning (ERP) system evaluation and support. Software selection and vendor management. Legacy system modernization. Custom Application/Software, Development, SaaS Product Software Architecture & System Integration API Development & Integration, Middleware development, Workflow Automation System Integration Services QA & Test Automation Data Management & Analytics Data Warehouse, Data Engineering Data governance, quality and architecture. Business Intelligence (BI) dashboards and custom reporting. Data privacy and compliance (GDPR, CCPA) Predictive Analytics Dashboard Development Real-Time Analytics Big Data Processing AI / ML Solutions NLP & Conversational AI Training, Support & Maintenance Managed IT Services Application, Software and Infrastructure Support Cybersecurity & Risk Management 24/7 Monitoring and SLA based support Integration & Cloud Support Security Compliance Upgrade, Patch and Security Management IT helpdesk design and process optimization. Employee training on cybersecurity awareness, tools, and workflows. Knowledge transfer to internal teams. Cybersecurity & Risk Management Cybersecurity Consulting Security posture assessments and Vulnerability Assessment & Penetration testing. Policy development and compliance with industry standards (NIST, ISO 27001, HIPAA, CCPA). Implementation of security tools (SIEM,XDR, MFA, endpoint protection). Incident response and disaster recovery planning. Data Protection & Encryption Security Monitoring & Incident Response
View Radixiy Inc. Profile
$100-$149/hr
$50,000+
10 - 49
San Jose, USA
0.0 (0 Reviews)
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
The best Next.js and Sanity agency
Roboto Studio is a product engineering agency that builds fast, content-driven websites and web apps with Next.js and Sanity. We work with enterprise and scale-up teams who want a headless stack their editors actually enjoy using and that performs well in both search and AI answers. Our work covers UX design, front-end engineering, headless CMS builds, Shopify commerce, and AI automation such as custom agents and MCP servers. We have shipped production software since 2017, with a focus on performance, accessibility, and clean handovers.
View Roboto Studio Profile
$150-$199/hr
$10,000 - $50,000
10 - 49
San Francisco, USA
0.0 (0 Reviews)
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
11
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Smart Digital Solutions for Modern Brands
BrandStory Global is a creative and technology-driven agency focused on helping businesses grow through smart digital solutions. We partner with startups, established brands, and enterprises to create meaningful online experiences that improve visibility, engagement, and business performance. Our team works across digital marketing, SEO, branding, website development, UI/UX design, paid advertising, content strategy, and software development. Every project is approached with a clear understanding of business goals, customer behavior, and market competition to deliver practical and measurable results. Rather than following generic marketing methods, we build customized strategies designed around each client’s industry and growth stage. From creating modern digital identities to generating qualified leads and improving online conversions, our solutions are built to support long-term business success. With experience serving clients across healthcare, ecommerce, SaaS, education, finance, hospitality, technology, and real estate sectors, we combine creativity, strategy, and innovation to help brands stay competitive in evolving digital markets. Our focus on transparency, quality execution, and continuous improvement has helped us build strong relationships with businesses looking for reliable digital growth partners.
View Brandstory Global Profile
N/A
$1,000 - $4,999
50 - 249
Fremont, USA
0.0 (0 Reviews)
10
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
10
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Smart Mobile Solutions for Modern Businesses
Team Tweaks Technology is a trusted mobile app development company in USA, delivering scalable and user-friendly apps for startups and enterprises. We build Android, iOS, and cross-platform applications with modern technologies and strong security. Our team focuses on performance, design, and business growth. From idea to launch, we provide end-to-end solutions that help brands succeed in the competitive digital market.
View Team Tweaks Technology Profile
N/A
$1,000+
50 - 249
Torrance, USA
0.0 (0 Reviews)
5
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
5
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Transforming schools and school systems by developing exceptional school leaders
New Leaders is a national nonprofit organization dedicated to developing transformational school leaders and advancing equity in K-12 education. Founded with a mission to ensure every student in America has access to excellent schools, New Leaders designs and delivers leadership development programs for principals, aspiring principals, and district leaders. The organization partners with school districts, charter management organizations, and state education agencies to build the leadership capacity required to improve student outcomes in high-need communities. New Leaders combines rigorous leadership training, coaching, and ongoing support to equip educators with the skills, knowledge, and mindset needed to lead high-performing schools and drive systemic educational change.
View New Leaders Profile
$150-$199/hr
$25,000+
10 - 49
Truckee, USA
0.0 (0 Reviews)
0.0 (0 Reviews)
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
2
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
IT managed services and consulting firm
Langtech is a trusted IT solutions and digital transformation company helping businesses streamline operations through innovative technology services. With over 25 years of industry experience, the company delivers fully integrated solutions, including managed IT services, cloud computing, virtualization, CRM implementation, custom software development, and on-site technical support. By combining deep technical expertise with a customer-focused approach, Langtech enables organizations to improve efficiency, enhance collaboration, and accelerate business growth. Headquartered in San Francisco, the company partners with businesses of all sizes to manage complex technology environments and implement scalable solutions that support long-term operational success and digital innovation.
View Langtech Profile
N/A
$1,000+
10 - 49
San Francisco, USA
0.0 (0 Reviews)
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
1
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your trusted partner for end-to-end software development solutions
Developers Dev is a large-scale software development and IT services company providing comprehensive digital solutions to businesses worldwide. With a team of thousands of developers, the firm offers services spanning custom software development, mobile app development, web development, UI/UX design, AI and machine learning integration, cloud computing, and IT staff augmentation. Developers Dev caters to startups and enterprises alike, delivering scalable and innovative technology solutions at competitive rates. The company emphasizes quality assurance, agile delivery methodologies, and dedicated project management to ensure on-time, on-budget delivery for clients across North America, Europe, and beyond.
View Developers Dev Profile
< $25/hr
$5,000+
1,000 - 9,999
San Jose, 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.
