Top JavaScript Developers
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 86 projectsDigis, a Fiverr company (NYSE: FVRR), specializes in full-stack web development, providing comprehensive services such as web and mobile app development, front-end and back-end engineering, and UI/UX design. With over 90% positive feedback, clients consistently praise their technical expertise, seamless communication, and proactive project management, attributing significant business success and operational enhancements to Digis' contributions.
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$5,000+$150 - $199 / hr2 - 9Houston, TX
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See all 6 projectsTEMPORA is a web development company specializing in custom website development, web design, and web application development. They have consistently received positive feedback, with around 85% of reviewers praising their project management, creativity, and dedication to client needs. Many clients highlight the company's ability to meet deadlines and deliver high-quality results, with 70% specifically appreciating their innovative problem-solving and personalized attention.
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$25,000+$25 - $49 / hr10 - 49Tirana, Albania
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See all 22 projectsAtraX is a web development company specializing in custom website development and full-stack web development, offering services such as web application development and front-end and back-end solutions. Reviews highlight their effective project management, timely delivery, and clear communication, with 100% of reviewers noting their professional approach and responsiveness to client needs. AtraX consistently delivers projects on time and within budget, making them a reliable partner for complex tech projects.
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$10,000+$25 - $49 / hr50 - 249Beograd, Serbia
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See all 4 projectsBakson Ltd is a versatile software development and IT services company, specializing in ERP migrations, e-commerce solutions, open-source contributions, and data analytics. All reviews highlight their ability to deliver projects on time, with 100% of clients praising their communication and project management skills. Clients appreciate their technical expertise, adaptability, and seamless integration with client teams, making them a reliable partner for complex technical solutions.
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$1,000+< $25 / hr10 - 49Hanoi, Vietnam
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See all 16 projectsCapi Creative is a web development company specializing in custom website development, web design, and online development. With 100% positive reviews, clients consistently highlight their impressive project management, timely delivery, and exceptional ability to align design with business goals across various industries, resulting in improved user engagement and increased conversions. Their commitment to creativity and strategic execution is evident in all projects.
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$10,000+$25 - $49 / hr50 - 249Zagreb, Croatia
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See all 15 projectsPontis Technology - a Ponteva company is a distinguished web development company specializing in custom website development, web application development, and full-stack web development. Reviews highlight their exceptional project management, with a 95% reduction in administrative time for clients and a 70% decrease in payment errors. Impressively, 100% of the reviews commend their professionalism, expertise, and proactive approach in anticipating client needs.
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$5,000+$50 - $99 / hr50 - 249Novi Sad, Serbia
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See all 6 projectsewasoft DOO is a web development company specializing in Website Development and Web Design services. The company receives consistently positive feedback, with clients praising their professional project management, proactive communication, and ability to implement custom designs swiftly. Approximately 100% of reviewers highlight their collaborative approach and successful delivery of user-friendly websites, underscoring ewasoft DOO's commitment to enhancing user experience and meeting client expectations.
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$5,000+< $25 / hr50 - 249Gazipur, India
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See all 8 projectsMind Roots Pvt Ltd is a proficient web development company specializing in tailored web and mobile solutions. With a remarkable 100% positive feedback rate, clients consistently praise their expertise in web application development and project management. Their commitment to aligning with clients' visions and delivering high-quality, functional, and responsive websites and apps, often exceeding expectations, is a standout attribute.
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$50,000+$100 - $149 / hr50 - 249Sydney, Australia
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See all 33 projectsAppello Software is a versatile web development company specializing in custom website and web application development, offering front-end and back-end solutions across various industries. Reviews reveal a pattern of satisfaction with their design quality and project management, with an 85% positive feedback rate highlighting their efficiency and collaborative approach. However, approximately 15% of clients noted issues with initial budgeting estimates.
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$10,000+$150 - $199 / hr10 - 49Santa Monica, CA
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See all 10 projectsSPARK6 Inc is a web development company specializing in full-stack web development and custom website development, delivering user-friendly interfaces and scalable solutions. Across reviews, 100% of clients praised their technical expertise, adaptability, and commitment to project success. They are noted for their thorough project management, though some suggested improvements in quality assurance.
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$5,000+$50 - $99 / hr10 - 49Rīga, Latvia
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See all 10 projectsUNECOS SOLUTIONS is a web development company specializing in custom website development, web design, and web programming. Across their reviews, 100% of clients praise their professionalism, timely delivery, and high-quality output. A notable 80% of reviews highlight their exceptional communication and responsiveness to client needs, while their client-focused approach ensures satisfaction in both design and execution.
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$25,000+$150 - $199 / hr10 - 49Arlington, VA
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See all 27 projectsMateriell is a web development company specializing in Website Development and Full-Stack Web Development, particularly for educational and nonprofit organizations. Reviews indicate a strong emphasis on timely delivery, responsive communication, and adherence to client needs, with 100% of reviewers highlighting their professionalism and effectiveness in project management. Notable strengths include their expertise in accessibility and custom website solutions, with 80% of reviewers praising their ability to address complex technical requirements.
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$1,000+$50 - $99 / hr50 - 249Toronto, Canada
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See all 83 projectsBrandLume Inc. is a comprehensive web development and digital marketing company known for providing services such as website development, web design, SEO, and online development. Across their client base, 100% of the reviews highlight their professionalism, flexibility, and effectiveness in delivering high-quality, custom web solutions that exceed expectations. A significant 90% of reviewers praise BrandLume's exceptional communication and project management skills, underscoring their commitment to timely and responsive service.
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$10,000+$50 - $99 / hr2 - 9
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See all 8 projectsIktomi is a professional web development company that excels in custom website development, web design, and full-stack web development. Across reviews, Iktomi is praised for their proactive project management and seamless delivery, with 100% of reviewers highlighting their responsiveness and collaboration. Their capacity to handle complex web application development projects has consistently led to successful outcomes, making them highly recommended by clients.
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$10,000+$50 - $99 / hr2 - 9Sofia, Bulgaria
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See all 14 projectsThinkWeb is a versatile web development company specializing in custom website development, web design, and web application development. With 100% positive feedback from reviewers, clients frequently praise their exceptional project management, responsiveness, and ability to integrate seamlessly into teams. Additionally, 83% of reviewers highlight ThinkWeb's ability to align solutions with client needs, emphasizing their commitment to delivering tailored, high-quality web solutions.
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$10,000+$150 - $199 / hr10 - 49Toronto, Canada
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See all 7 projects9thCO Inc. is a Web Development company specializing in Custom Website Development and Web Application Development. Their reviews highlight a strong emphasis on responsiveness, collaboration, and technical excellence. Approximately 90% of feedback is positive, praising their ability to deliver projects on time and their skilled team, although some mention minor communication improvements and unexpected expenses.
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$25,000+$25 - $49 / hr10 - 49Barranquilla, Colombia
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See all 9 projectsWawandco is a web development company offering services such as full-stack web development and web application development. Positive feedback appears in 100% of reviews, with 67% highlighting their strong team culture and impressive project management skills. Clients commend Wawandco for delivering projects on time and creating user-friendly, scalable web solutions.
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$50,000+$50 - $99 / hr50 - 249Miami, FL
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See all 41 projectsIntellectsoft, a full-stack web development company, excels in delivering custom website and web application development services. They have received overwhelmingly positive feedback, with 100% of reviews mentioning their effective communication and responsiveness. Clients commend their ability to meet project goals, such as enhancing online retail presence and developing robust applications, while maintaining high-quality standards and adhering to timelines.
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$10,000+$100 - $149 / hr10 - 49San Francisco, CA
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See all 6 projectsNova Era Agency is a web development company specializing in custom website development, web design, and SEO. The agency consistently receives positive feedback, with over 90% of reviewers highlighting their excellent communication and project management. Clients commend their creativity, responsiveness, and ability to deliver tailored solutions that enhance online presence and engagement.
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$1,000+$100 - $149 / hr10 - 49
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See all 11 projectsChoice OMG is a web development company specializing in custom website development, web design, and digital strategy. They consistently receive positive feedback for their project management and communication skills, with 100% of reviewers praising their professionalism and dedication. Reviewers highlight their ability to improve web presence and search rankings, with 75% noting significant increases in traffic and conversions.
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$10,000+$100 - $149 / hr10 - 49Milwaukee, WI
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See all 24 projectsTHIEL is a web development company specializing in custom website development, web design, and digital marketing. With a 100% satisfaction rate across reviews, clients praise their excellent communication, professionalism, and timely delivery of services. Many reviewers highlight THIEL's dedication to understanding client needs and their ability to deliver impressive, user-friendly web solutions that enhance online presence and client engagement.
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$10,000+$25 - $49 / hr50 - 249Dehradun, India
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See all 31 projectsCynoteck Technology Solutions Pvt. Ltd. is a versatile web development company known for its expertise in Custom Website Development, Web Programming, and Full-Stack Web Development. The company receives overwhelmingly positive feedback, with 100% of reviewers praising their professionalism, project management, and ability to exceed expectations, while 67% highlighted their customer-centric approach and attention to detail.
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$1,000+$25 - $49 / hr2 - 9Tallinn, Estonia
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See all 12 projectsStreet 17 is a web development company specializing in website development and custom web development services. Across multiple reviews, clients highlight their ability to transform complex ideas into functional and visually appealing websites, with 100% of reviews noting their strong alignment with client values and a high level of care and dedication. Despite some comments about premium pricing, clients emphasize the value provided, citing increased brand presence and improved user engagement as key outcomes.
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$10,000+$150 - $199 / hr10 - 49Raleigh, NC
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See all 28 projectsLithios is a web development company specializing in custom website development and web application development with a strong focus on front-end and back-end development. Garnering overwhelmingly positive feedback, 100% of reviewers praise their timely delivery, professionalism, and creative solutions. Clients highlight their exceptional project management skills and the ability to exceed expectations while maintaining budgetary constraints.
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$1,000+< $25 / hr50 - 249Jaipur, India
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See all 12 projectsAmbient Infotech is a web development company specializing in custom website development and eCommerce solutions. The overall feedback is overwhelmingly positive, with 95% of deliverables completed on time and user satisfaction reaching 90%. Clients commend their technical precision, project management, and ability to align with brand identity, though some suggest more documentation for post-launch training.
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$25,000+$50 - $99 / hr10 - 49Warszawa, Poland
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See all 12 projectsImpiCode is a web development company specializing in web application development, custom website development, and full-stack web development. They consistently receive positive feedback, with 100% of reviewers highlighting their technical competence and proactive communication. Clients commend their ability to deliver projects on time and their dedication to professional and responsive website solutions.
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$25,000+$100 - $149 / hr10 - 49New York, NY
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See all 4 projectsCrafted is a web development company specializing in custom website development and web design. With 100% positive feedback, reviewers praise their punctuality, integrity, and attention to detail in delivering timely and effective solutions. Crafted excels in project management and communication, contributing to increased client satisfaction and improved online visibility.
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$10,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
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See all 37 projectsTallium Inc. is a reputable web development company specializing in custom website development, web application development, and both front-end and back-end development. Across multiple reviews, 100% of clients praised their technical expertise, timely delivery, and strong project management. Notably, 80% highlighted their excellent communication and ability to align closely with client needs and values.
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$1,000+$25 - $49 / hr10 - 49Jaipur, India
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See all 18 projectsPTI WebTech is a web development company providing a range of services, including Custom Website Development, Web Design, and Web Application Development. Based on the reviews, PTI WebTech receives overwhelmingly positive feedback, with 100% of clients praising their responsiveness, project management, and cost-effectiveness. Reviewers frequently highlight their ability to meet deadlines and deliver high-quality, tailored solutions efficiently.
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$1,000+$100 - $149 / hr10 - 49South Yarra, Australia
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See all 15 projectsSalt & Fuessel is a versatile digital agency specializing in Website Development, SEO, and digital marketing services. Their reviews reveal a client satisfaction rate of over 90%, with frequent praise for their strategic approach, transparency, and ability to deliver measurable results. Clients commend their strong project management, creativity, and commitment to aligning with business goals, highlighting their effectiveness in enhancing digital presence and achieving substantial ROI.
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$25,000+$25 - $49 / hr2 - 9Astana, Kazakhstan
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See all 7 projectsSABYR TECHNOLOGIES is a web development company specializing in web application development, custom website development, and full-stack web development. Reviews highlight an impressive 100% project delivery rate and commend their proactive communication and personal approach. While 80% of clients emphasize their optimal tech solutions, some suggest improvements in advisory roles and data visualization options.
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$10,000+$25 - $49 / hr50 - 249Mandaue City, Philippines
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See all 10 projectsHireplicity is a web development company specializing in custom web and back-end development, with a strong focus on system integrations and API development. With 100% positive feedback, clients consistently praise their flexibility, customer-centric approach, and technical expertise. Reviewers also highlight their effective project management and seamless communication, contributing to successful collaboration and enhanced operational efficiency.
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$10,000+$25 - $49 / hr10 - 49Lewes, DE
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See all 7 projectsValsyDev is a web development company specializing in custom website development and web application development. The company receives overwhelmingly positive feedback, with clients praising their timely deliveries, diligent project management, and ability to provide high-quality, custom solutions. Approximately 100% of the reviewers commend their strong communication and flexibility.
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$25,000+$25 - $49 / hr50 - 249Warszawa, Poland
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See all 31 projectsKnubiSoft is a web development company specializing in website development, web design, and front-end and back-end development. They have received predominantly positive feedback, with clients noting their strong project management, responsiveness, and ability to quickly understand complex requirements. Approximately 83% of reviews highlight their exceptional communication and dedication, while a minority suggest areas for maturity in business practices.
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$10,000+$25 - $49 / hr50 - 249Odesa, Ukraine
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See all 13 projectsBVG Software Group is a web development company specializing in full-stack development, custom website solutions, and backend programming. The reviews consistently highlight their strong project management, effective communication, and technical expertise. Approximately 100% of reviewers express satisfaction with BVG's work, often praising their ability to implement changes swiftly and provide valuable insights, with 83% specifically noting the team's problem-solving skills and professionalism.
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$10,000+$25 - $49 / hr10 - 49New Delhi, India
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See all 4 projectsApliko Technologies is a web development company specializing in Custom Website Development, Web Application Development, and comprehensive app solutions. Across their reviews, 100% of clients praise their creativity, professionalism, and timely delivery, with 67% highlighting their responsiveness and adaptability to feedback. Their ability to manage complex projects effectively is a recurring theme in 100% of the reviews.
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$1,000+$100 - $149 / hr2 - 9Vancouver, Canada
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See all 40 projectsBragDeal Inc. is a distinguished web development company, delivering custom website development, web design, and SEO services. Reviews indicate a 100% satisfaction rate, highlighting exceptional project management, creativity, and responsiveness. Notably, 80% of reviewers emphasize their impressive communication and fast turnaround, underscoring their expertise in creating tailored solutions that enhance online presence and lead generation.
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$25,000+$100 - $149 / hr10 - 49Prague, Czech Republic
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See all 10 projectsWonder Makers is a distinguished web development company specializing in custom website development, web design, and front-end and back-end development. With a strong focus on delivering high-quality, KPI-oriented websites, they are renowned for their exceptional project management and communication skills, consistently exceeding client expectations across diverse industries. Wonder Makers received overwhelmingly positive feedback, with 100% of reviewers praising their reliability and ability to meet deadlines.
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$25,000+$100 - $149 / hr10 - 49London , England
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See all 14 projectsAVAMAE Software Solutions Ltd is a web development company specializing in custom web application development and full-stack web development. They have received overwhelmingly positive feedback, with 100% of reviewers highlighting their strong project management, adaptability, and ability to understand client needs. Notably, 80% of reviews commend their expertise in developing user-friendly and innovative platforms.
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$10,000+$100 - $149 / hr10 - 49Cluj-Napoca, Romania
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See all 6 projectsEMOTIONstudios is a web development company specializing in creating custom websites, e-commerce platforms, and web applications with a focus on responsive design and security. The company has garnered positive feedback from clients, with 100% of reviewers praising their responsiveness, technical expertise, and timely delivery of projects. EMOTIONstudios is noted for their ability to integrate client needs into seamless, effective web solutions while maintaining strong communication and flexibility throughout the project lifecycle.
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$25,000+$50 - $99 / hr10 - 49Buenos Aires, Argentina
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See all 18 projectsRevolt is a comprehensive web development company specializing in website development and custom solutions, offering services that include front-end and back-end development, UI/UX design, and automated systems. Across various reviews, clients highlight Revolt's exceptional project management and responsiveness, with 85% noting their proactive communication and adaptability. Their commitment to aligning with client needs and delivering timely, high-quality outcomes is frequently commended, alongside their customer service and innovative design approach.
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$5,000+$25 - $49 / hr10 - 49Sheridan, WY
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See all 10 projectsJetBase is a web development company specializing in custom website development, web application development, and full-stack web development. The reviews indicate a strong emphasis on technical expertise, with 100% of reviewers praising their timely delivery and responsiveness. Clients commend JetBase for their seamless project management, creativity, and ability to meet and improve upon project requirements, reflecting a culture of innovation and collaboration.
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$5,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
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See all 7 projectsCleverix - Software Engineering is a sophisticated software development company specializing in quality assurance, microservices development, and customized solutions, including CRM/TMS systems and prototypes. Their client feedback is overwhelmingly positive, with 100% of reviewers praising their technical expertise, proactive communication, and ability to integrate seamlessly into existing teams, resulting in significant improvements in project outcomes, such as enhanced quality and efficiency.
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$10,000+$50 - $99 / hr50 - 249
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See all 8 projectsGIGA IT is a software development company specializing in customized software solutions, cloud-based systems, augmented reality apps, and help desk services. With 100% positive feedback across reviews, clients commend GIGA IT for their flexibility, technical expertise, and effective project management. Approximately 80% of reviewers highlight their ability to adapt to changing requirements and deliver tangible results within budget and timelines, making them a reliable partner for various technology-driven projects.
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$5,000+$150 - $199 / hr2 - 9St. Louis, MO
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See all 9 projectsVIVIDSITES is a prominent web development company specializing in custom website development, UI/UX design, and SEO services. The company consistently exceeds project expectations, as evidenced by 100% of reviewers highlighting their timely deliveries and responsiveness. Clients appreciate their customer-centric approach and effective communication, with 75% noting their ability to listen and adapt to specific needs.
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$10,000+$100 - $149 / hr2 - 9Oregon City, OR
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See all 17 projectsIronGlove Studio is a web development company offering services such as custom website development, web design, and web application development. Reviews indicate a 100% positive feedback rate, highlighting their excellent project management, responsiveness, and hand-crafted solutions. Clients consistently praised Derek, the founder, for his direct communication and dedication, with 90% emphasizing his customer service and strategic insight.
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$50,000+$100 - $149 / hr2 - 9Gateshead, England
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See all 30 projectsArch is a full-stack web development company specializing in web design, custom website development, and web application development. Their reviews reveal an 80% satisfaction rate, with clients praising their professionalism, proactive communication, and ability to meet deadlines. However, 20% of reviews indicate issues with project execution and technical details. Overall, Arch demonstrates strong project management skills and client focus but may require improvement in design precision and larger project capabilities.
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$10,000+$25 - $49 / hr10 - 49Sheridan, WY
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See all 25 projectsKirana Labs is a web development company specializing in custom web and mobile application development, often utilizing technologies like React Native and Django. Across three reviews, clients commend their project management and communication skills, with 100% of reviewers highlighting their professionalism and ability to meet deadlines. Clients value their strategic planning and alignment with client needs, although some suggest faster delivery times for completed projects.
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$5,000+$100 - $149 / hr2 - 9Calgary, Canada
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See all 22 projectsTrue Market is a comprehensive web development and design agency, offering services such as custom website development, web application development, and full-stack web development. With a remarkable 100% positive feedback rate, clients consistently praise the company's strategic approach, communication, and ability to deliver exceptional websites that exceed expectations. Notably, 70% of reviewers highlight their impressive project management skills and commitment to understanding client needs.
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$10,000+$100 - $149 / hr10 - 49Austin, TX
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See all 9 projectsSolwey Consulting is a web development company specializing in custom website development and online development solutions. The reviews highlight their efficiency, flexibility, and dedication, with 100% of reviewers noting their impressive speed and ability to deliver challenging projects. Solwey Consulting is adept in full-stack web development and web application development, receiving positive feedback for quality, functionality, and client collaboration.
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$5,000+$50 - $99 / hr10 - 49Sydney, Australia
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See all 9 projectsWolf IQ is a web development company specializing in custom website development, web design, and web programming. They are praised for their responsiveness, professionalism, and ability to deliver high-quality, functional websites with an impressive 90% positive feedback rate. Approximately 80% of reviewers highlight their communication and project management skills, while others appreciate their creative problem-solving and dedication to meeting client needs.
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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 Development70% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% 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 -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.9/40.019.6/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.3/40.018.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.3/40.019.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% 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 -
$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 -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% 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 - 9,999L'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 -
$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+< $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 - 249Matlock, England
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$1,000+< $25 / hr1,000 - 9,999Los Angeles, CA
Ability to deliver
36.9/40.019.6/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% 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 -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.4/40.016.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.1/40.019.4/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other
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.