Top TypeScript Development Companies & Expert TypeScript Developers in USA

TypeScript brings reliability and scalability to JavaScript-based development. Experienced TypeScript developers in USA provide robust, type-safe solutions that minimize errors and improve performance. Top TypeScript development companies deliver tailored coding strategies to ensure your project scales efficiently and operates flawlessly across different platforms and devices.
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4.9 out of 5, based on 419 real reviews.
Rankings updated: Mar 07, 2026

List of Top TypeScript Development Companies in USA | Best TypeScript Developers

Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.

207 Companies

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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

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Services Provided
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Expertise Distribution (%)
  • 20% Web Development

  • 20% Mobile App Development

  • 20% Software Development

  • 20% AI Development

  • 20% Web Design

Great software is made by great teams. We build both.

Test Double is a senior-level software consulting agency helping technology-driven organizations modernize systems, improve product performance, and scale engineering operations. We specialize in custom software development, legacy application modernization, DevOps transformation, Ruby and Rails upgrades, and full “team-in-a-box” product delivery. Unlike traditional consultancies, we embed directly with your team to identify root causes across the entire software development lifecycle—from architecture and code quality to delivery processes and team dynamics. Our focus is long-term maintainability, measurable ROI, and sustainable engineering practices—not quick fixes. We partner with technology and business leaders to build scalable, high-performing products, strengthen development teams, and create customer experiences that drive growth. At Test Double, we build the right solution—and we build it the right way.

View Test Double Profile
Inside Service Listing

$150-$199/hr

Hourly Rate
Inside Service Listing

$25,000+

Min. Budget Size
Inside Service Listing

50 - 249

Team size
Inside Service Listing

USA

Location

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

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 20% Web Development

  • 20% AI Development

  • 20% Software Development

  • 20% Web Design

  • 20% IT Services

Transform your data into intelligence

Oktana is an AI-first digital transformation consultancy empowering U.S. enterprises to convert data into intelligent, automated, and scalable business systems. We design and deploy applied AI solutions that embed predictive analytics, workflow automation, and data-driven decision-making directly into core operations—turning technology ecosystems into competitive advantages. Our team architects AI-powered CRM, cloud, and data platforms, transforming fragmented stacks into unified, high-performance environments built for growth. Rather than adding AI as a feature, we engineer intelligence into the system’s foundation to ensure long-term scalability and measurable ROI. As a Salesforce Summit Partner and multi-cloud engineering firm, Oktana specializes in AI-enabled Salesforce implementations, enterprise cloud modernization, and advanced data ecosystem integration. Our expertise spans AWS, Azure, Google Cloud, MuleSoft, Snowflake, and secure middleware architecture. With 200+ developers, solution architects, and UX experts operating through a U.S.-aligned nearshore model, we deliver speed, technical rigor, and seamless collaboration. Oktana stands out for its AI-first architecture strategy, enterprise AI agent integration, and long-term client partnerships. We don’t just implement platforms—we build intelligent, performance-driven systems that accelerate growth and operational excellence.

View Oktana Profile
Inside Service Listing

$50-$99/hr

Hourly Rate
Inside Service Listing

$10,000+

Min. Budget Size
Inside Service Listing

50 - 249

Team size
Inside Service Listing

USA

Location

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

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 20% Web Development

  • 20% Mobile App Development

  • 20% Software Development

  • 10% IT Services

  • 10% AI Development

  • 10% Web Design

  • 10% Cloud Computing Services

AI-Fueled Engineering. Built for Business Impact.

Unosquare, founded in 2009, is a global digital engineering and software development company delivering full-cycle solutions for growing businesses in regulated, data-intensive industries. Our mission is to create transformative impact by empowering talent, building innovative digital products, and strengthening the communities we serve. We offer 360° digital engineering services across eight specialized Centers of Excellence, including software development, cloud solutions, DevOps, UX/UI design, data analytics, and quality assurance. With over 15 years of industry expertise, Unosquare helps companies accelerate their digital transformation roadmaps, delivering measurable outcomes with precision and reliability. Our team of 1,000+ professionals spans the Americas and Western Europe, providing a global perspective while tailoring solutions to diverse cultural and business needs. By combining technical excellence with industry-specific insights, we enable clients to achieve operational efficiency, regulatory compliance, and scalable growth. Partner with Unosquare to transform your business with innovative, reliable, and high-impact digital engineering solutions.

View unosquare, LLC Profile
Inside Service Listing

$50-$99/hr

Hourly Rate
Inside Service Listing

$250,000+

Min. Budget Size
Inside Service Listing

1,000 - 9,999

Team size
Inside Service Listing

USA

Location

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

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 20% Web Development

  • 20% Mobile App Development

  • 20% Software Development

  • 20% Web Design

  • 20% AI Development

Scaling revenue for care businesses in digital.

Founded in 2016, Riseapps is a premier digital health and AI engineering partner helping multi-location clinics, B2B healthtech vendors, and virtual care providers scale revenue and streamline operations. We build customizable, branded workflow layers that integrate seamlessly with existing systems, automating revenue-critical processes and reducing manual work that limits growth. Headquartered in Estonia with development hubs across Europe and North America, Riseapps offers flexible time zones, pricing, and technical expertise for global clients. Our solutions are fully compliant with HIPAA, HITECH, GDPR, and certified under ISO 9001 and ISO 27001:2022, ensuring secure, scalable, and regulatory-ready digital health software.

View Riseapps Profile
Inside Service Listing

$50-$99/hr

Hourly Rate
Inside Service Listing

$50,000+

Min. Budget Size
Inside Service Listing

50 - 249

Team size
Inside Service Listing

USA

Location

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

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 20% Web Development

  • 25% AI Development

  • 20% Software Development

  • 20% Cloud Computing Services

  • 10% Mobile App Development

  • 5% Product Engineering services

Discover | Design | Develop | Deliver

Indexnine is a global product engineering and AI consulting company with 10+ years of experience helping businesses adopt Artificial Intelligence safely, strategically, and at scale. Powered by 220+ engineers across six AI-focused delivery studios, we enable organizations to drive measurable impact through outcome-oriented technology solutions. We design and execute AI roadmaps aligned with core business KPIs, optimize ROI through AI governance and enablement, and accelerate product development using an AI-first, spec-driven engineering approach. Our team modernizes legacy systems, enhances QA with intelligent automation, and integrates AI seamlessly into SaaS platforms and enterprise workflows. We also build vertically integrated AI solutions using custom AI agents and fine-tuned models tailored to specific industry challenges. Indexnine offers flexible engagement models, including dedicated teams, project-based delivery, retainers, outcome-based partnerships, and Build-Operate-Transfer (BOT) setups. With a strong product mindset and focus on measurable results, we help businesses strengthen their competitive edge through scalable digital and AI transformation.

View Indexnine Technologies Profile
Inside Service Listing

$25-$49/hr

Hourly Rate
Inside Service Listing

$25,000+

Min. Budget Size
Inside Service Listing

50 - 249

Team size
Inside Service Listing

USA

Location

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

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 20% Web Development

  • 20% Mobile App Development

  • 20% Software Development

  • 20% Web Design

  • 10% AI Development

  • 10% Cloud Computing Services

Hiking Familiar Terrain, Blazing New Trails

Trailhead Technology Partners – Your Trusted Custom Software Partner Trailhead Technology Partners empowers scaling enterprises with custom software solutions that off-the-shelf products cannot provide. Many growing organizations face challenges in modernizing legacy systems due to limited expertise, resources, or technical guidance. We serve industries including transportation, education, insurance, and healthcare, delivering resilient architectures, scalable platforms, and sustainable digital solutions. Our approach focuses on long-term collaboration, starting with pilot projects and evolving into multi-year partnerships. Unlike one-time vendors, we act as a strategic technology partner, helping companies accelerate digital transformation, reduce operational costs, and mitigate risk. By combining technical excellence with business insight, Trailhead Technology Partners ensures organizations achieve measurable results while building future-ready software that scales with their growth.

View Trailhead Technology Partners Profile
Inside Service Listing

$100-$149/hr

Hourly Rate
Inside Service Listing

$50,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

USA

Location

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

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 20% Web Development

  • 20% Mobile App Development

  • 20% Software Development

  • 20% AI Development

  • 20% IT Services

Your Trusted Partner In Game, Art & Software Development

GIANTY – Global Innovators in Entertainment Technology Founded in 2000 in Japan, GIANTY is a leading entertainment and technology company delivering innovative solutions in mobile apps, video games, animation, music, and AI-powered software. Over two decades, we’ve expanded from mobile application development into a full-spectrum creative and tech studio, combining artistry with cutting-edge engineering. Headquartered in Tokyo, with branches in Vietnam and the US, GIANTY leverages a global delivery model that blends Japan’s creativity with international collaboration. Our team of 300+ developers, producers, artists, and animators ensures seamless project execution, clear communication, and measurable results across diverse markets. We specialize in full-cycle game and app development, AI solutions, multimedia production, and software innovation, helping clients scale their projects efficiently and cost-effectively. Committed to exceeding industry standards, we focus on delivering high-quality products that drive engagement, foster growth, and inspire users worldwide. GIANTY transforms ideas into impactful digital experiences, providing accessible pricing, reliable delivery, and creative excellence for global brands and startups alike.

View GIANTY Profile
Inside Service Listing

$25-$49/hr

Hourly Rate
Inside Service Listing

$5,000+

Min. Budget Size
Inside Service Listing

250 - 999

Team size
Inside Service Listing

USA

Location
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