Top JavaScript Developers
-
Featured
What are Featured Providers?
$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
Focus Areas
See all 91 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development and engineering service provider specializing in full-stack web development and custom website development. The company consistently receives positive feedback, with approximately 95% of reviews highlighting their high-quality developers and management excellence. Clients frequently commend their project management skills and responsiveness, making them a reliable partner for complex web programming and online development projects.
-
UndisclosedUndisclosedFreelancerPendleton, OR
Services provided
Focus Areas
Level Four Development is an e-commerce development company. The firm is based in Pendleton, Oregon. Their team offers E-Commerce Development and Mobile App Development.
Read more -
UndisclosedUndisclosedFreelancerBari, Italy
Services provided
Focus Areas
Small website development firm Cybstudio Web Oriented, is based in Bari, Italy. Their services include Web Development and UX/UI Design.
Read more -
UndisclosedUndisclosedFreelancerBari, Italy
Services provided
Focus Areas
Launched in 2011, Simone Bolognini is a small software development firm located in Bari, Italy. Their team specializes in Custom Software Development and Mobile App Development.
Read more -
UndisclosedUndisclosed50 - 249Linz, Austria
Services provided
Focus Areas
Avocodo GmbH is a software development company. Their midsize team is based in Linz, Austria and Wels, Austria. Their services include Custom Software Development and Web Development.
Read more -
UndisclosedUndisclosed50 - 249Montevideo, Uruguay
Services provided
Focus Areas
Lazos Contact Center is a call center. Their team is headquartered in Montevideo, Uruguay and Salto, Uruguay and specializes in Call Center Services and Search Engine Optimization.
Read more -
UndisclosedUndisclosedFreelancerBaton Rouge, LA
Services provided
Focus Areas
SEO agency SEO BTR Baton Rouge is located in Baton Rouge, Louisiana. Their services include Search Engine Optimization and Marketing Strategy.
Read more -
UndisclosedUndisclosed50 - 249Huntsville, AL
Services provided
Focus Areas
OASYS, INC. Is a midsize Huntsville, Alabama-based big data company. Their services include BI & big data consulting & SI and Custom Software Development.
Read more -
UndisclosedUndisclosed50 - 249Sheridan, WY
Services provided
Focus Areas
OrbitSoft is a midsize IT strategy consulting company. Founded in 2001, the team focuses on IT strategy consulting and BI & big data consulting & SI.
Read more -
UndisclosedUndisclosedFreelancerPleasant Hill, OH
Services provided
Focus Areas
Incline Digital LLC is an UX agency founded in 2004. The small team focuses on UX/UI Design and Custom Software Development.
Read more -
UndisclosedUndisclosed50 - 249Sunnyvale, CA
Services provided
Focus Areas
Based in Sunnyvale, California, TRUEXTEND, Inc. Is a custom software development firm. The team offers Custom Software Development and Web Development.
Read more -
UndisclosedUndisclosedFreelancerChino Valley, AZ
Services provided
Focus Areas
In Chino Valley, Arizona, Bryan Earl is a SEO services firm. They offer Search Engine Optimization and Web Design.
Read more -
UndisclosedUndisclosedFreelancerSan Juan, Puerto Rico
Services provided
Focus Areas
Founded in 2024, Alexander Morales-Sang is a small branding firm. Their services include Branding and Search Engine Optimization.
Read more -
UndisclosedUndisclosedFreelancer
Services provided
Focus Areas
Crisbrand.pl is a web design company. They were established in 2019, and their services include Web Design and Web Development.
Read more -
UndisclosedUndisclosedFreelancerCity of London, England
Services provided
Focus Areas
Vanilla Noir is a City of London, England-based branding agency. Their services include Branding and IT managed services.
Read more -
$1,000+< $25 / hr10 - 49Silverwater, Australia
Services provided
Focus Areas
BakOffis is a SEO services firm in Silverwater, Australia. The team offers Search Engine Optimization and Pay Per Click.
Read more -
$1,000+$25 - $49 / hr10 - 49
Services provided
Focus Areas
See all 1 projectsForby Tech Group is a web development and mobile app development company specializing in PHP, Laravel, and WordPress. With a strong emphasis on timely delivery and responsiveness, 100% of reviewers noted their cost-effective and personalized services. However, there is a suggestion for expanding their technological expertise.
-
$5,000+$100 - $149 / hr10 - 49Farmington Hills, MI
Services provided
Focus Areas
Social media marketing agency Embark Digital was launched in 2012. The firm provides Social Media Marketing and Search Engine Optimization, and is small.
Read more -
UndisclosedUndisclosed10 - 49Glasgow , Scotland
Services provided
Focus Areas
Software development firm Talon Business Solutions was launched in 1990. The team specializes in Custom Software Development and CRM consulting and SI and is in Glasgow , Scotland.
Read more -
UndisclosedUndisclosed10 - 49Windsor, Australia
Services provided
Focus Areas
In Windsor, Australia, Realize Online is a web design company. The team provides Web Design and Web Development.
Read more -
$1,000+< $25 / hr10 - 49Ahmedabad, India
Services provided
Focus Areas
Dynamic-Methods is a mobile app development company. They were established in 2005, and their services include Mobile App Development and Web Development.
Read more -
UndisclosedUndisclosed10 - 49Alexandria, VA
Services provided
Focus Areas
Constant Advancement is a software development company. The Alexandria, Virginia-based firm was founded in 2008. Their team offers Custom Software Development and Mobile App Development.
Read more -
UndisclosedUndisclosed10 - 49Troy, MI
Services provided
Focus Areas
T-Tech Solutions LLC is a Troy, Michigan-based IT strategy consulting company. Their services include IT strategy consulting and Web Design.
Read more -
UndisclosedUndisclosed10 - 49Wien, Austria
Services provided
Focus Areas
In Wien, Austria, artindustrial it is a software development firm. Their services include Custom Software Development and UX/UI Design.
Read more -
UndisclosedUndisclosed10 - 49Noida, India
Services provided
Focus Areas
Jubilant Media Studios Private Limited is a Content Writing Services company. Their small team is located in Noida, India. Their services include Content Writing Services and Web Development.
Read more -
UndisclosedUndisclosed10 - 49Gurugram, India
Services provided
Focus Areas
UX agency DigiSpin Tech is located in Gurugram, India and Roma, Italy. Their services include UX/UI Design and Web Development.
Read more -
UndisclosedUndisclosed10 - 49Sitra, Bahrain
Services provided
Focus Areas
Founded in 1999, Aman Corp is a small SEO agency. Their team provides Search Engine Optimization and Web Design.
Read more -
UndisclosedUndisclosed10 - 49
Services provided
Focus Areas
NextGen Apps is an IT strategy consulting company. The Beltsville, Maryland-based agency focuses on IT strategy consulting and Web Development.
Read more -
UndisclosedUndisclosed10 - 49
Services provided
Focus Areas
Fox Consulting | Fox Productions Inc., a big data company, specializes in BI & big data consulting & SI and Custom Software Development. The agency is in Denver, Colorado.
Read more -
$10,000+$50 - $99 / hr2 - 9Coldwater, MI
Services provided
Focus Areas
See all 2 projects[BlackCard] - Out of Business was a web development and design company that provided specialized services in web development and tracking consulting. The organization was praised for its dual capabilities in both website design and development, with 100% of reviewers noting their effective problem-solving in customer projects. Feedback highlighted timely communication and effective project management without any areas of concern identified.
-
$1,000+$50 - $99 / hr2 - 9
Services provided
Focus Areas
See all 1 projectsRushlow Media - Out of Business specialized in Website Development and Web Design. However, reviews indicate significant issues with project management, including repeated delays and unethical business practices, such as attempting to extort additional funds by deleting and offering to reinstall the client's website for an extra charge. Overall feedback suggests dissatisfaction with their services.
-
$5,000+$100 - $149 / hr2 - 9Minneapolis, MN
Services provided
Focus Areas
Room34, a Marketing Strategy company, is headquartered in Minneapolis, Minnesota. Their services include Marketing Strategy and Digital Strategy.
Read more -
UndisclosedUndisclosed2 - 9Carmel, IN
Services provided
Focus Areas
Ogle Design is a graphic design agency established in 1989. The firm offers Graphic Design and Packaging Design.
Read more -
UndisclosedUndisclosed2 - 9San Francisco, CA
Services provided
Focus Areas
Resource Fast is a Back Office Outsourcing company located in San Francisco, California. Founded in 2018, the team focuses on Back Office Outsourcing and Call Center Services.
Read more -
UndisclosedUndisclosed2 - 9Ann Arbor, MI
Services provided
Focus Areas
Orange Egg is an Advertising company. They specialize in Advertising and Web Design and were founded in 2004.
Read more -
UndisclosedUndisclosed2 - 9Warren, MI
Services provided
Focus Areas
Futuramic Media is a small Warren, Michigan-based web design company. Their services include Web Design and Web Development.
Read more -
UndisclosedUndisclosed2 - 9Huber Heights, OH
Services provided
Focus Areas
Web design company i3studios was established in 1999. The team offers Web Design and Branding.
Read more -
UndisclosedUndisclosed2 - 9Kettering, OH
Services provided
Focus Areas
Launched in 2000, E-3 Designs is a web design company. The team specializes in Web Design and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9Dayton, OH
Services provided
Focus Areas
Branding firm The Marketing Formula was launched in 1991. The small team offers Branding and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9
Services provided
Focus Areas
SEO services firm Sevenpixels provides Search Engine Optimization and Social Media Marketing. They are located in Anaheim Hills, California.
Read more -
UndisclosedUndisclosed2 - 9Torino, Italy
Services provided
Focus Areas
Sitoin24ore, a small web design company, is based in Torino, Italy. The team focuses on Web Design and E-Commerce Development.
Read more -
UndisclosedUndisclosed2 - 9Torino, Italy
Services provided
Focus Areas
Web design agency LN Studio was founded in 2015. Based in Torino, Italy, the team focuses on Web Design and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9Largo, FL
Services provided
Focus Areas
Belltech is an IT managed services company. The agency is headquartered in Largo, Florida. Their team offers IT managed services and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9Lancaster, PA
Services provided
Focus Areas
Pushingink LLC, an Advertising company, is headquartered in Lancaster, Pennsylvania. They provide Advertising and Branding and were founded in 2010.
Read more -
UndisclosedUndisclosed2 - 9Guarulhos, Brazil
Services provided
Focus Areas
NEW4U is a Guarulhos, Brazil-based Email Marketing company. Their services include Email Marketing and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9Amsterdam, Netherlands
Services provided
Focus Areas
Launched in 2003, Booreiland Digital Service Design is an UX company. The team provides UX/UI Design and Digital Strategy and is in Amsterdam, Netherlands.
Read more -
UndisclosedUndisclosed2 - 9Bogotá, Colombia
Services provided
Focus Areas
Branding agency Chipichipi Studio provides Branding and Digital Strategy. They are in Bogotá, Colombia.
Read more -
UndisclosedUndisclosed2 - 9Bogotá, Colombia
Services provided
Focus Areas
Founded in 2016, Orooplex, a small e-commerce development company, is in Bogotá, Colombia. Their team offers E-Commerce Development and Email Marketing.
Read more -
UndisclosedUndisclosed2 - 9
Services provided
Focus Areas
Lequar is a branding agency. Founded in 2004, the team provides Branding and Graphic Design. The firm is located in Colombia.
Read more -
UndisclosedUndisclosed2 - 9Lubbock, TX
Services provided
Focus Areas
Zack Esgar Website Design is an app development firm. They focus on Mobile App Development and Pay Per Click and were founded in 2007.
Read more -
UndisclosedUndisclosed2 - 9Lubbock, TX
Services provided
Focus Areas
Digital Impact Designs is a web development firm based in Lubbock, Texas. Their services include Web Development and Advertising.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
![[BlackCard] - Out of Business Logotype](https://img.shgstatic.com/clutch-static-prod/image/scale/50x50/s3fs-public/logos/80b23e5ede4e9239fef2ae5bea4a70fb.png){kind=small}
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 JavaScript Development Companies
-
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.3/40.019.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
60% Web Development50% JavaScript40% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.6/40.019.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% Web Development60% JavaScript60% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
38.7/40.018.8/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
20% Web Development40% JavaScript80% Other -
$10,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
38.7/40.019.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development90% JavaScript50% Other -
$10,000+$50 - $99 / hr50 - 249Amsterdam, Netherlands
Ability to deliver
39.1/40.019.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$5,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
36.3/40.017.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
39.4/40.019.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development15% JavaScript70% Other -
$10,000+$50 - $99 / hr250 - 999Marlborough, MA
Ability to deliver
38.9/40.019.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
25% Web Development25% JavaScript75% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37/40.018/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.6/40.019.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
20% Web Development50% JavaScript80% Other -
$10,000+$25 - $49 / hr50 - 249Kraków, Poland
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
20% Web Development50% JavaScript80% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.1/40.016.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
38.1/40.018.2/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36/40.016.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
38.3/40.018.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.5/40.016.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$25,000+< $25 / hr250 - 999Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
45% Web Development10% JavaScript55% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.1/40.016.2/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.5/40.015.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$25,000+$50 - $99 / hr10 - 49Wrocław, Poland
Ability to deliver
38.1/40.018.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development70% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Maribor, Slovenia
Ability to deliver
36.1/40.020/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
40% Web Development100% JavaScript60% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
37.2/40.017.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript
Top JavaScript Development Agencies
A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.
Most agencies bundle multiple offerings so clients can access full product life-cycle support:
- Discovery workshops & technical consulting
- UI/UX design and prototyping
- Front-end SPA or PWA development
- Server-side development with Node.js or Deno
- API design, GraphQL, and microservices architecture
- QA automation & performance testing
- DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
- Post-launch maintenance and feature sprints
Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.
Clutch data shows project budgets range widely:
- MVP or small web app - $15,000–$50,000
- Mid-size product build - $50,000–$200,000
- Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.
- Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
- Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
- Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
- Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
- Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.
Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.
- Guaranteed timelines without discovery
- No access to source code repositories during the engagement
- Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
- Low developer retention or high turnover
- Vague pricing models or hidden fees
If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution
- Which JavaScript frameworks do you specialize in, and why?
- Can you walk me through a recent project with similar complexity?
- How do you ensure code quality—linting, peer reviews, automated tests?
- What is your approach to scalability and performance optimization?
- How will we communicate and track progress (tools, meeting cadence)?
- Who owns the intellectual property and source code upon project completion?
Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.
A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.
Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.