Top 100 JavaScript Development Companies in Sofia
The Best of April 2025Looking for a top JavaScript developer in Sofia?
If you're hiring a JavaScript developer to help you build or update a website that's responsive and interactive, consider the pros and cons of JavaScript as a programming language. Advantages include its speed because it's executed on the client-side; reduction in server load; and diverse functionality. Disadvantages to consider include security such as bugs on the client-side.
To assist you in your search for a partner, we’ve compiled this list of the top JavaScript development agencies in Sofia. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Sofia JavaScript Developers
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1$100,000+250 - 999 employeesSofia, BulgariaArcanys is a software development firm based in Cebu City, Philippines; Sofia, Bulgaria and Camberwell, Australia. Established in 2010, the midsize team provides Custom Software Development, Web Development, Artificial Intelligence, and IT staff augmentation.Read More
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General Electric KoreaIndustries
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2$50,000+1,000 - 9,999 employeesSofia, BulgariaSigma Software Group is a software development company located in L'viv, Ukraine; New York, New York; Saratoga, California and Bellevue, Washington. Launched in 2002, the large team focuses on Custom Software Development, Mobile App Development, Web Development, BI & big data consulting & SI, and more.Read More
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VolvoIndustries
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3$50,000+250 - 999 employeesSofia, BulgariaSoftware development company Dreamix was launched in 2007. Headquartered in Sofia, Bulgaria and Cirencester, England, their midsize team offers Custom Software Development, IT staff augmentation, Web Development, IT strategy consulting, and more.Read More
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VistaJetIndustries
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4$5,000+2 - 9 employeesSofia, BulgariaRead More
EditCreation is a software company founded in 2011 with fewer than 10 experts. Based in Sofia, Bulgaria, they offer custom software, web, and mobile app development solutions for small and mid-market firms in the fields of arts, gambling, and other industries.
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JamadviceIndustries
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5$10,000+250 - 999 employeesSofia, BulgariaAccedia is a midsize software development company. Established in 2012, the team provides Custom Software Development, Web Development, Artificial Intelligence, Cybersecurity, and more. The firm is based in Sofia, Bulgaria; Boston, Massachusetts and San Francisco, California.Read More
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Alexander ForbesIndustries
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6$5,000+10 - 49 employeesSofia, BulgariaRead More
Small website development company Creative Corner, is headquartered in Sofia, Bulgaria. The team offers web development, web design, and branding.
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Vedra InterntaionalIndustries
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7$50,000+1,000 - 9,999 employeesSofia, BulgariaCoherent Solutions, an artificial intelligence firm, was established in 1995. In Minneapolis, Minnesota; Sofia, Bulgaria; Vilnius, Lithuania and București, Romania, their large team provides Artificial Intelligence, Custom Software Development, Web Development, cloud consulting & SI, and more.Read More
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WEX Wildflower Health MTS Systems MarketWiseIndustries
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8$25,000+10 - 49 employeesSofia, BulgariaRead More
Despark is a digital agency headquartered in London with an office in Sofia, Bulgaria. Since 2007, the team of about 40 has provided expertise in web development, mobile app development and UX/UI design. Despark focuses on clients in various industries including healthcare, financial services and consumer products.
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UNIQAIndustries
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9$5,000+10 - 49 employeesSofia, BulgariaRead More
Founded in 2017, Lexis Solutions is located in Sofia, Bulgaria. Their team of about ten specialists provides web & mobile development and custom software development services to primarily midmarket firms and startups.
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10$5,000+10 - 49 employeesSofia, BulgariaRead More
Launched in 2016, Weband is a website development company. The company provides web development, web design, custom software development, and ux/ui design and has a small team. The company is based in Sofia, Bulgaria and Edinburgh, United Kingdom.
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UnicefIndustries
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11$10,000+10 - 49 employeesSofia, BulgariaRead More
ExpandX is a web services provider and digital marketing agency headquartered in Sofia, Bulgaria. It also has locations in London, New York, Munich and Barcelona. The company was founded in 2015 serving clients globally with projects of different sizes and niches. ExpandX provides web development services, e-commerce solutions, social media marketing, PPC, web design, video marketing, and other related digital services.
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High Touch Investment Corp Inc (USA)Industries
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12$50,000+1,000 - 9,999 employeesSofia, BulgariaRead More
From Minneapolis, Minn., MentorMate has expanded to Sweden and Bulgaria. Founded in 2001, MentorMate is a custom software development company that also has experience in strategic consulting, cloud services, and Internet of Things (IoT).
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AstraZenecaIndustries
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13$25,000+10 - 49 employeesSofia, BulgariaRead More
App Streams Ltd is a web development firm. Headquartered in Sofia, Bulgaria, their small team focuses on web development, mobile app development, application testing, ux/ui design, and more. The company was launched in 2018.
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CarsCentralIndustries
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14$10,000+2 - 9 employeesSofia, BulgariaHeadquartered in Sofia, Bulgaria, ThinkWeb is a website development firm. The firm specializes in Web Development, Custom Software Development, E-Commerce Development, AR/VR development, and more and is small.The firm was established in 2009.Read More
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15$5,000+2 - 9 employeesSofia, BulgariaRead More
Sofyma is a digital development agency that was founded in 2009 and is based in Sofia, Bulgaria. They have eight employees specializing in website design and development, website hosting and security, digital consulting, and internet marketing, SEO and SEM. They work with small and midmarket businesses, generally in advertising, finance and business services.
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XING SEIndustries
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16$25,000+50 - 249 employeesSofia, BulgariaRead More
Resolute Software is a software engineering and consulting company located in Lawrenceville, Ga. Founded in 2019, they currently have about 18 employees. They provide custom software development, IT strategy consulting, and cloud consulting and Si services to primarily midmarket firms and enterprises.
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ProgressIndustries
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17$5,000+10 - 49 employeesSofia, BulgariaWeb Motion is a Sofia, Bulgaria-based software development firm. The small firm was founded in 2009. Their services include custom software development, web development, mobile app development, and Artificial Intelligence.Read More
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18$10,000+10 - 49 employeesSofia, BulgariaRead More
Bulcode is a computer software company based in Sofia, Bulgari. Founded in 2016, they employ nine staff who provide a full suite of Drupal services for small and large companies. These services include website development, digital consulting, and support with security and hosting.
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19$1,000+10 - 49 employeesSofia, BulgariaRead More
Looming Tech, an app development company, is located in Sofia, Bulgaria and London, United Kingdom. The agency offers mobile app development, web development, custom software development, e-commerce development, and more and has a small team.The agency was founded in 2020.
Clients
Lyst (http://lyst.co.uk/) Which (http://which.co.uk/) Imray Laurie Norie & Wilson (http://imray.com/) Hintsa (https://www.hintsa.com/)Industries
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20$10,000+10 - 49 employeesSofia, BulgariaRead More
MTR Design, established in 2005, is a web development firm based in Sofia, Bulgaria. It has about 15 employees. MTR design specializes in web development, but also provides artificial intelligence, web design, and custom software design.
Clients
Pfizer -
21$5,000+2 - 9 employeesSofia, BulgariaRead More
Fundamental Studio Ltd. Is a small software development company established in 2016. Their services include custom software development, web development, web design, branding, and more. The agency is headquartered in Sofia, Bulgaria.
Clients
Intellect - Schools of languagesIndustries
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22$25,000+10 - 49 employeesSofia, BulgariaRead More
Qualifast is a software agency based in Sofia, Bulgaria, and founded in 2017. With more than two experts, they specialize in custom software, web, and mobile app development solutions for small and mid-market firms alike in the fields of consumer products and financial services.
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HopperIndustries
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23$25,000+10 - 49 employeesSofia, BulgariaRead More
Infoleven is a web and app development company founded in 2015. Based in Sofia, Bulgaria and Munich Germany, they have a team of around 30 employees. Their services mainly focus on custom software development, web development, and ERP consulting & SI.
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Hubert Burda MediaIndustries
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24$25,000+2 - 9 employeesSofia, BulgariaSoftaware Ltd. Is a website development company headquartered in Sofia, Bulgaria. The small agency was launched in 2021. Their team specializes in web development, mobile app development, and blockchain.Read More
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25$10,000+50 - 249 employeesSofia, BulgariaDevriX is a Digital Strategy company launched in 2010. Their midsize team is headquartered in Sofia, Bulgaria and New York, New York and specializes in Digital Strategy, Web Design, Web Development, Marketing Strategy, and more.Read More
Clients
Audi X-Pole Unblu Arms DirectoryIndustries
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26$1,000+10 - 49 employeesSofia, BulgariaRead More
Bulgarian Software House (BSH) is a software service provider based in Sofia, Bulgaria. The company, founded in 2000, has a team of more than 20 that provided Unified Communications Consulting & SI, custom software development, enterprise app modernization, web development, and cloud consulting & SI services. BSH serves mid-market and enterprise-sized companies in the financial services, medical, and telecommunications industries.
Clients
Societe Generale ExpressbankIndustries
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27$50,000+50 - 249 employeesSofia, BulgariaRead More
Established in 2003, Quanterall is a blockchain company. The agency provides blockchain, custom software development, IoT development, mobile app development, and more and has a midsize team. The agency is in Sofia, Bulgaria.
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SAPIndustries
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28$5,000+250 - 999 employeesSofia, BulgariaRead More
Founded in 2010, Mediapark Group is a development company headquartered in Vilnius, Lithuania. Mediapark Group also has locations in Kaunas, Lithuania; Minsk, Belarus; and Kaliningrad, Russia. Mediapark Group's team of around 75 employees focuses on web development, mobile app development, and custom software development, primarily for small and midmarket clients.
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BASFIndustries
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29$10,000+10 - 49 employeesSofia, BulgariaRead More
Branding agency Brandly Collective is in Sofia, Bulgaria and New York, New York. The company specializes in branding, web design, web development, and ux/ui design and is small.The company was launched in 2018.
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30$25,000+10 - 49 employeesSofia, BulgariaRead More
Code Runners is a software development firm founded in 2012 in Sofia, Bulgaria, with another location in Amsterdam, the Netherlands. The firm has about 40 employees. Code Runners specializes in custom software development, but also provides web development. Many of the firm's clients are in the advertising and marketing industry.
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PfizerIndustries
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