Top JavaScript Developers
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 88 projectsDigis, a Fiverr company (NYSE: FVRR), excels in providing comprehensive web development and staff augmentation services. With a focus on custom website development, front-end and back-end development, they consistently deliver high-quality projects, demonstrating 100% positive feedback for their technical expertise and effective project management. Clients frequently highlight their reliability and seamless integration into existing teams, with 80% mentioning their exceptional communication skills and adaptability.
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$10,000+< $25 / hr50 - 249
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See all 3 projectsCrazy Imagine Software LLC is a web development company specializing in full-stack web development, SaaS solutions, and custom digital solutions. The company receives overwhelmingly positive feedback for its timely project delivery, seamless team integration, and adaptability, with 100% of reviewers praising their communication and technical versatility. Reviewers highlight their efficient collaboration, commitment to continuous improvement, and their role in enhancing client scalability and innovation.
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$10,000+$50 - $99 / hr10 - 49Quezon City, Philippines
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See all 7 projectsWhite Widget is a versatile web development company specializing in UI/UX design, front-end development, full-stack software development, and custom website development. Reviewers praise their technical expertise, adaptability, and commitment to deadlines, with 100% highlighting their responsiveness and problem-solving skills. Their ability to manage complex projects efficiently and maintain open communication with clients is consistently noted as a key strength.
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$1,000+< $25 / hr10 - 49Karachi, Pakistan
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See all 6 projectsDart Marketing is a versatile marketing agency offering comprehensive services, including branding, digital strategies, video production, and social media optimization. Reviews reflect a 100% positive reception, highlighting their creativity, professionalism, and effective project management. Clients praise their ability to enhance brand awareness and engagement, achieving measurable progress across social media and digital campaigns.
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$5,000+$25 - $49 / hr50 - 249Kolkata, India
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See all 40 projectsFortmindz is a web development company specializing in custom website development and online development services. With 100% positive feedback across reviews, clients commend their exceptional project management, timely delivery, and personalized service. Reviewers frequently highlight their communication skills and ability to handle complex web programming and development needs efficiently and effectively.
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$1,000+$100 - $149 / hr10 - 49Bristol, England
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See all 6 projectsbelieve.digital is a web development company that excels in Website Development, Web Design, and SEO optimization. Their expertise is highlighted by their ability to develop efficient, fast, and impressive websites, with 100% of reviewers praising their responsive communication and project management. Clients appreciate their upfront and authentic approach, with no false promises, resulting in a steady increase in user engagement and revenue.
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$1,000+$25 - $49 / hr10 - 49Tel Aviv-Yafo, Israel
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See all 60 projectsLEVIEV'S is a web development company specializing in custom website development, web design, and full-stack web development. Across multiple reviews, clients commend their ability to enhance website functionality and design while maintaining strong communication and delivering on time. With 100% positive feedback, clients often highlight their commitment to understanding client needs and creating solutions tailored to specific industries.
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$10,000+$100 - $149 / hr2 - 9Burlington, Canada
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See all 7 projectsNextide is a Web Development company specializing in Custom Website Development and Web Application Development, with a focus on Drupal expertise. The company is consistently praised for its collaborative approach, responsive support, and robust technical skills, with nearly 100% of reviews highlighting their reliability and effective project management. Clients appreciate Nextide's ability to deliver tailored solutions and secure, high-quality web programming, making them a trusted partner in long-term digital success.
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$10,000+$25 - $49 / hr50 - 249T'bilisi, Georgia
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See all 8 projectsLavaPi is a web development company specializing in custom website development and online solutions, including web application development. They are highly praised for their professionalism and responsiveness, with 100% of reviewers highlighting their quality outputs and effective communication. Clients appreciate their fast project delivery and adaptability to specific needs.
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$1,000+$50 - $99 / hr2 - 9
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See all 11 projectsSingapore Ecommerce App Pte. Ltd is a web development company specializing in website development and design. With 100% positive feedback, clients consistently commend their professionalism and supportiveness, highlighting smooth workflows and effective project management. The company successfully delivers custom website development services, ensuring timely completion and client satisfaction.
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$10,000+$50 - $99 / hr10 - 49Wrocław, Poland
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See all 9 projectsClawRock is a web development company that excels in both front-end and back-end development, particularly for e-commerce platforms and website security optimization. Their clients, including retailers and personal trainers, highlight ClawRock's professional project management, timely delivery, and strong customer focus, with 100% positive feedback emphasizing their problem-solving skills and attention to detail.
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$10,000+$50 - $99 / hr10 - 49Zagreb, Croatia
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See all 7 projectsThespian is a full-stack web development company specializing in building professional web applications and custom website development. Reviews highlight their exceptional professionalism, alignment with company values, and ability to maintain budget-friendly, high-quality service. With 100% positive feedback, clients commend their effective project management, timely delivery, and strong team dynamic in web programming and application development.
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UndisclosedUndisclosed10 - 49Ahmedabad, India
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See all 13 projectsSaeculum Solutions Pvt Ltd is a web development company specializing in custom website development, web design, and both front-end and back-end development. They receive overwhelmingly positive feedback, with clients highlighting their professionalism, responsiveness, and ability to deliver projects on time. Notably, 100% of reviewers commend their effective communication and project management skills.
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$10,000+$50 - $99 / hr2 - 9Colorado Springs, CO
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See all 9 projectsBlack Jack Productions, LLC is a web development company specializing in custom website development and web design. Reviewers consistently praised their professionalism, promptness, and high-quality work, with 100% positive feedback. Notable strengths include excellent project management and responsiveness, with clients appreciating their ability to deliver functional and aesthetically pleasing websites.
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$5,000+$25 - $49 / hr250 - 999Kochi, India
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See all 7 projectsCitrus Informatics is a web development company specializing in custom website development and e-commerce solutions. With a focus on end-to-end website development and SEO optimization, they have been praised for their punctuality, responsiveness, and partnership mindset. Their work has resulted in a 3× increase in online engagement, receiving predominantly positive feedback.
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$10,000+$150 - $199 / hr10 - 49San Francisco, CA
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See all 5 projectsMolly Duggan Associates is a web development company with expertise in Website Development and Web Application Development, offering services such as maintenance, custom website solutions, and subscription service enhancements. Reviews highlight their excellent project management, responsive communication, and ability to deliver solutions on time. Approximately 100% of reviewers noted their effective communication and reliability in project execution.
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$1,000+$25 - $49 / hr10 - 49
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See all 15 projectsChainweb Group is a full-stack web development company renowned for its expertise in end-to-end custom website development and web application development. Their reviews on Clutch.co highlight a strong commitment to high-quality solutions, professional project management, and excellent communication. Notably, 100% of reviewers commend their technical expertise and responsiveness, with no major areas for improvement cited.
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$25,000+$25 - $49 / hr50 - 249London, England
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See all 4 projectsIntegrella is a technology consulting firm specializing in platform development, data migration, and IT infrastructure improvement. The company is consistently praised for its seamless integration with clients' internal teams, technical expertise, and collaborative approach. Approximately 100% of reviews highlight positive outcomes, emphasizing their professionalism, cultural alignment, and effective project management. Clients appreciate their ability to adapt quickly to changing needs and maintain strong communication throughout projects.
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$50,000+$50 - $99 / hr50 - 249Utrecht, Netherlands
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See all 10 projectsSunbytes is a full-stack web development company specializing in complex website and platform development, custom web programming, and DevOps engineering. With 100% positive feedback, clients praise their efficiency, expertise, and strong communication skills. Sunbytes consistently delivers projects on time, contributing to enhanced site stability, increased revenues, and improved search rankings. Their alignment with company values and effective project management are particularly notable.
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$5,000+Undisclosed2 - 9Surprise, AZ
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See all 10 projectsSugarFree Designs is a web development company specializing in custom website development and web programming. Overall, 100% of their reviews highlight positive experiences, emphasizing their professionalism, effective communication, and timely delivery. Specifically, 67% of reviewers praised their ability to exceed expectations by creating user-friendly, professional websites that increased online engagement and inquiries, demonstrating their expertise in full-stack web development and online development.
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$5,000+$50 - $99 / hr2 - 9Ankara, Türkiye
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See all 7 projectsMasu Business Software Outsourcing is a versatile technology solutions provider specializing in website development, web design, IT consultancy, and digital transformation services. Clients frequently commend their professionalism, excellent communication, and timely delivery, with 100% of reviews expressing satisfaction. A significant 80% of reviewers highlight their technical expertise and problem-solving abilities, indicating strong customer appreciation for their work quality and reliability.
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$25,000+$50 - $99 / hr2 - 9Belfast, Northern Ireland
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See all 7 projectsNigma Software is a web development company that excels in custom website development and full-stack web development services. Their reviews highlight a meticulous approach, strong project management, and effective communication, with 100% positive feedback emphasizing their ability to stabilize codebases and enhance platform functionality. Reviewers particularly appreciate their thorough documentation and adaptive solutions.
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$25,000+$50 - $99 / hr50 - 249London, England
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See all 7 projectsZentix is a web development company recognized for its comprehensive services, including full-stack web development, web design, and custom website development. Reviewers consistently highlight the company's outstanding UI/UX design and seamless website performance, with 100% of clients expressing satisfaction with timely delivery and excellent communication. Zentix is praised for its alignment with client needs and cost-effective solutions.
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$10,000+$50 - $99 / hr10 - 49Prague, Czech Republic
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See all 3 projectsnextap solutions s.r.o. is a versatile company specializing in mobile app and web application development with a strong focus on custom solutions. They have been praised for their commitment to client satisfaction, high development velocity, and effective project management. Notably, 100% of reviews describe them as a reliable partner, with clients highlighting their excellent communication and ability to meet project goals efficiently.
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$10,000+< $25 / hr10 - 49Da Nang, Vietnam
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See all 6 projectsLavega is a technology solutions provider known for its expertise in creating custom platforms and analytics tools, with a strong focus on user experience and strategic insight. The company has received overwhelmingly positive feedback, with clients praising its ability to deliver tailored, innovative solutions that significantly enhance operational efficiency and customer engagement. Notably, 100% of the reviews highlight Lavega's effective project management and strategic partnership approach, while some suggest minor improvements in onboarding processes.
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$5,000+$50 - $99 / hr10 - 49Piła, Poland
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See all 5 projectsWebtom.pl is a web development company specializing in custom website development, front-end and back-end development, and web design services. The reviews indicate a 100% positive feedback rate, highlighting their strong project management, ability to deliver on time, and effective communication. Approximately 75% of reviewers emphasize their commitment to client needs, and the ability to improve project management over time is noted.
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$5,000+$100 - $149 / hr10 - 49Nairobi, Kenya
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See all 6 projectsQuest Website Developers Ltd is a web development company specializing in website design, development, and SEO services. With over 90% positive feedback across reviews, clients praise their ability to create highly functional and visually appealing websites tailored to specific business needs. They excel in user engagement and online visibility, though some clients suggest improvements in communication frequency and post-launch support.
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$5,000+$25 - $49 / hr10 - 49Demarest, NJ
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See all 10 projectsTuple Tech is an IT services company known for providing comprehensive managed IT solutions, including network security, cloud management, and 24/7 support, tailored to healthcare and financial sectors. They are praised for their proactive approach, improving system uptime by 30-40%, and exceptional project management, with 100% of reviews highlighting their reliability and industry-specific expertise.
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$5,000+$50 - $99 / hr10 - 49Sheridan, WY
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See all 13 projectsEcom Luxx is a web development company specializing in custom website development, web design, and full-stack web development services. They consistently receive high praise, with over 90% of reviews highlighting their professionalism, quick communication, and ability to deliver tailored solutions. Clients frequently commend their ability to enhance operational efficiency and improve user experience, with 100% of reviewers expressing satisfaction with the outcomes.
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$10,000+$25 - $49 / hr50 - 249Bangkok, Thailand
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See all 13 projectsDBot is a versatile software development company offering services in e-commerce, AI solutions, and custom software development. Across all reviews, DBot is praised for its professional project management, on-time delivery, and genuine interest in client success. Approximately 90% of the feedback is positive, with clients highlighting their strategic insights and ability to integrate business understanding with technical expertise. Some reviews suggest simplifying training and onboarding for improved clarity.
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UndisclosedUndisclosed50 - 249Pune, India
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See all 13 projectsI Knowledge Factory Pvt. Ltd. is a comprehensive web development company offering services such as website design, custom website development, and web application development. They have received overwhelmingly positive feedback, with 100% of reviewers highlighting their strong project management and technical expertise. Their ability to handle projects involving full-stack web development, online development, and SEO, while maintaining clear communication and timely delivery, impresses clients.
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$5,000+$50 - $99 / hr10 - 49Buenos Aires, Argentina
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See all 9 projectsTec Solutions is a professional web development company specializing in front-end development and web application development. Reviewers commend their technical expertise and project management, highlighting a 90% satisfaction rate with their ability to deliver organized, user-friendly solutions. While delivery times occasionally need improvement, the overall feedback reflects positively on their adaptability and commitment to client needs.
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$1,000+$25 - $49 / hr10 - 49Ahmedabad, India
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See all 17 projectsKrishang Technolab is a web development company specializing in custom website development, full-stack web development, and web application development. Their clients praise their excellent communication, professionalism, and fast delivery, with 100% of reviewers highlighting these strengths. The company consistently delivers projects on time and is commended for its efficient problem-solving and responsiveness, making them a trusted partner for ongoing and new projects.
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$25,000+$25 - $49 / hr50 - 249Surat, India
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See all 5 projectsCodewinglet Private Limited is a web development company specializing in custom website development and web application development. The company received highly positive feedback, with reviewers appreciating its technical expertise and timely delivery. Notably, Codewinglet Private Limited successfully developed an AI-powered SaaS software, demonstrating its proficiency in full-stack web development.
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$1,000+< $25 / hr10 - 49Kolkata, India
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See all 10 projectsDelostyle Studio Private Limited is a web development company known for delivering high-quality, custom website development and web design services. With 100% positive feedback, clients commend their responsiveness, effective communication, and creativity. Reviewers consistently appreciate their efficient project management and flexibility in accommodating requests without complaints.
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$25,000+$200 - $300 / hr2 - 9Toronto, Canada
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See all 8 projectsTennis is a versatile web development company excelling in custom website development and web design, with a focus on creating engaging digital platforms and experiences. The company consistently receives positive feedback (approximately 95% of reviews), praised for its innovative solutions, professionalism, and effective project management. Clients particularly appreciate Tennis's responsiveness and collaborative approach in delivering high-quality, user-friendly websites.
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$5,000+$25 - $49 / hr10 - 49Ahmedabad, India
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See all 7 projectsWeb Mavens specializes in Website Development, Web Design, and Web Programming, offering comprehensive online development services. Clients consistently praise their ability to transform ideas into professional, sleek websites, citing excellent project management, timely delivery, and exceptional responsiveness to client needs. The overall feedback highlights their skill in creating user-friendly and visually appealing websites that meet detailed specifications.
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$10,000+$25 - $49 / hr50 - 249T'bilisi, Georgia
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See all 16 projectsDigipal is a full-service Web Development company specializing in custom website development and web application development. The company consistently receives positive feedback for its excellent customer service, quick project turnaround, and high-quality deliverables, with 100% of reviews highlighting their responsiveness and communication. Additionally, clients commend their efficient project management and ability to align with client values and budgets.
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$5,000+$100 - $149 / hr10 - 49Columbus, OH
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See all 8 projectsUplancer Agency is a web development company excelling in website development, web design, and marketing services. The firm is praised for its professionalism, timely delivery, and exceptional project management. With 100% positive feedback, clients highlight their attention to detail, strategic expertise, and commitment to exceeding expectations. Approximately 80% of reviewers emphasize Uplancer's responsiveness and ability to foster collaborative relationships.
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$10,000+$50 - $99 / hr50 - 249Utrecht, Netherlands
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See all 9 projectsBugloos is a web development company specializing in custom website development and full-stack web development. Based on client reviews, Bugloos consistently delivers projects on time and exceeds expectations, with 100% of reviewers highlighting their responsiveness and strategic thinking. Clients appreciate Bugloos for their project management skills and ability to integrate seamlessly as a partner, enhancing client satisfaction and achieving successful outcomes.
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$10,000+$100 - $149 / hr10 - 49Austin, TX
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See all 10 projectsSeeSaw Labs is a web development company specializing in back-end and custom website development, providing services such as infrastructure improvements and full-stack web development. Client feedback highlights their strong technical expertise, excellent project management, and effective communication. Approximately 100% of reviewers commend their ability to understand client needs and deliver reliable, high-quality solutions.
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$25,000+$50 - $99 / hr10 - 49Centurion, South Africa
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See all 3 projectsClickmod is a proficient Web Development company specializing in custom solutions such as Mobile App Development and ERP portals. With an impressive 95% active user adoption rate for mobile applications and a notable reduction in pricing errors by 95%, the company excels in capturing business requirements and delivering structured frameworks. Approximately 80% of their reviews highlight timely delivery and effective project management, showcasing their commitment to client satisfaction.
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$5,000+< $25 / hr10 - 49
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See all 15 projectsTechsBiz IT is a web development company specializing in full-stack web development, custom website development, and web application development. The reviews reflect a 100% positive sentiment, highlighting their proficiency in on-time delivery, advanced technologies, and strategic project management. Approximately 75% of reviewers emphasize their adaptability and value-for-cost service. The company's commitment to integrating SEO practices and providing innovative solutions is consistently praised.
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$5,000+$25 - $49 / hr50 - 249Ahmedabad, India
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See all 8 projectsEvrig, a web development company specializing in Magento solutions, consistently receives high praise for its expertise in website development and performance optimization. With 100% of reviewers highlighting their adeptness in project management and responsiveness, Evrig is lauded for enhancing website speed and conversion rates. Clients appreciate their cost-effective solutions and proactive communication, noting their technical proficiency and commitment to client satisfaction.
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$10,000+$50 - $99 / hr2 - 9Buenos Aires, Argentina
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See all 4 projectsINNEN is a digital solutions company specializing in automating and optimizing recruitment and operational processes. The reviews commend INNEN for their excellent project management, responsiveness, and ability to tailor solutions to specific needs, with 100% positive feedback regarding their professionalism and technical expertise. Reviewers consistently highlight their effective communication and ability to enhance workflows, with 100% noting their flexibility and adaptability.
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$5,000+$25 - $49 / hr10 - 49Austin, TX
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See all 13 projectsUbiquify Digital is a versatile web development company specializing in full-stack and custom web application development. The firm receives consistently positive feedback, with 100% of reviewers highlighting their thorough project management, timely delivery, and effective communication. Clients commend their ability to handle complex front-end and back-end development tasks, ensuring high client satisfaction and robust functionality in their deliverables.
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$1,000+$25 - $49 / hr50 - 249Noida, India
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See all 8 projectsTAKSH IT SOLUTIONS PVT LTD, a web development company, excels in Full-Stack Web Development and custom mobile app solutions. With 100% positive feedback, clients praise their professional project management and technical expertise. Approximately 90% of reviewers commend their ability to exceed expectations in functionality and design.
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$1,000+$25 - $49 / hr50 - 249
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See all 16 projectsEncoreSky Technologies is a web development company specializing in Website Development, Web Design, and Web Programming, offering both front-end and back-end solutions. With a 100% positive feedback rate across diverse projects, clients commend their timely delivery, effective communication, and alignment with company values, alongside solid technical knowledge and adaptability in addressing complex requirements.
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$1,000+< $25 / hr10 - 49Noida, India
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See all 5 projectsPienetSEO is an SEO agency that consistently delivers measurable results through tailored strategies and effective project management. With an impressive 100% positive feedback rate across reviews, clients appreciate their ability to enhance visibility, boost engagement, and increase traffic and leads. Their clear communication, data-driven precision, and adaptability to client needs make them invaluable partners for businesses seeking growth.
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$1,000+$50 - $99 / hr2 - 9Skopje, North Macedonia
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See all 5 projectsheyWebTeam is a web development company renowned for its custom website development, full-stack web development, and web application development services. The company consistently delivers high-quality results, with 100% of reviews praising their effective project management, responsiveness, and commitment to client success. Clients frequently commend their seamless communication and ability to meet project deadlines, highlighting their expertise in both front-end and back-end development.
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$1,000+$25 - $49 / hr2 - 9
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See all 10 projectsMantas Digital, MB is a web development company specializing in website development, web design, and maintenance services. Their clients praise their proactive problem-solving, clear communication, and ability to deliver projects on time. Impressively, 100% of reviewers noted their satisfaction with the value for cost and the detailed, visual presentation of deliverables. Additionally, no significant areas for improvement were identified.
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List of the Top 15 JavaScript Development Companies
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$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Web Development75% JavaScript50% Other -
$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
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
39.1/40.019.8/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% 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 -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.5/40.019.6/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% 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 -
$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
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$1,000+< $25 / hr250 - 999Boston, 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 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$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 Development33% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.4/40.016.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.3/40.019/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$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 -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
28% Web Development15% JavaScript72% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.5/40.018.4/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249Chelsea, Australia
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
36.5/40.019.2/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.2/40.016.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$25,000+$100 - $149 / hr50 - 249Long Beach, CA
Ability to deliver
36.2/40.018.2/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
100% Web Development40% 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.