Top 20 API Development Services
The Best of April 2026Looking for a top API developer?
With their in-depth knowledge of API technologies, programming languages, and industry best practices, API developers help businesses design, build, and deploy custom APIs that meet their specific business requirements. By collaborating with API development professionals, businesses can unlock new opportunities for data sharing, automation, and integration.
That's why we've created this list of the best API developers for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
List of the Best API Development Companies
-
1$10,000+50 - 249 employeesPorto, PortugalWatermelon Tecnologia is a mobile app development company. Launched in 2013, the midsize company is based in Porto, Portugal and Campinas, Brazil. Their services include Mobile App Development, IT managed services, Search Engine Optimization, IT staff augmentation, and more.Read More
Industries
-
2$10,000+10 - 49 employeesLisboa, PortugalRead More
Software development company Cloudoki was established in 2015. Their small team is headquartered in Lisboa, Portugal and Gent, Belgium. Their services include custom software development, enterprise app modernization, BI & big data consulting & SI, IT strategy consulting, and more.
Industries
-
3$1,000+2 - 9 employeesLisboa, PortugalPyango GmbH is an artificial intelligence company in Fahrwangen, Switzerland; Lisboa, Portugal and Stuttgart, Germany. The small team provides Artificial Intelligence, UX/UI Design, Custom Software Development, Web Design, and more. The firm was launched in 2015.Read More
Industries
-
4$5,000+50 - 249 employeesLisboa, PortugalCyrex Ltd., a custom software development company, was launched in 2015. The midsize team provides Custom Software Development and Application Testing.Read More
Industries
-
5$5,000+10 - 49 employeesLisboa, PortugalPETE.Tech is a web development company. Located in Florianópolis, Brazil and Hamburg, Germany, the team focuses on Web Development and Mobile App Development.Read More
Industries
-
6$10,000+2 - 9 employeesCascais, PortugalEngibots is a robotics process automation company located in Cascais, Portugal. Founded in 2022, the small team offers robotics process automation, custom software development, and IT strategy consulting.Read More
Industries
-
7$1,000+2 - 9 employeesLisboa, PortugalGWF Agency, a web design agency, was founded in 2023. They specializes in Web Design and other IT consulting and SI.Read More
Industries
-
8$10,000+50 - 249 employeesSamora Correia, PortugalAkurateco is a software development firm. Headquartered in Samora Correia, Portugal, the team focuses on Custom Software Development and API Development.Read More
Industries
-
9$5,000+2 - 9 employeesAveiro, PortugalVIVIFY DIGITAL is an UX design company established in 2021. The company offers UX/UI Design and Custom Software Development.Read More
Industries
-
10$5,000+2 - 9 employeesLisboa, PortugalTask4IT is an e-commerce development company. The team focuses on E-Commerce Development and Web Development and is headquartered in Lisboa, Portugal.Read More
-
11$1,000+2 - 9 employeesFunchal, PortugalZorix, a website development firm, was launched in 2016. Located in Funchal, Portugal, the team offers Web Development and E-Commerce Development.Read More
Industries
-
12$5,000+2 - 9 employeesSão Lourenço (Vila Nogueira de Azeitão), Portugal24Web, a small custom software development firm, is in São Lourenço (Vila Nogueira de Azeitão), Portugal. The team specializes in Custom Software Development and Mobile App Development.Read More
-
13$5,000+2 - 9 employeesPorto, PortugalRemote Flags is a web development firm. The Porto, Portugal-based company was established in 2022. Their team focuses on Web Development and DevOps Managed Services.Read More
Industries
-
14$1,000+2 - 9 employeesCoimbra, PortugalHYP is a web design company. Established in 2015, the firm is based in Coimbra, Portugal. Their team provides Web Design and UX/UI Design.Read More
-
15$1,000+2 - 9 employeesLisboa, PortugalUX design agency Middleton Media was established in 2023. In Lisboa, Portugal, the team specializes in UX/UI Design and CRM consulting and SI.Read More
-
16$1,000+2 - 9 employeesLisboa, PortugalADNEW, a Logo company, is located in Lisboa, Portugal. Their services include Logo and CRM consulting and SI.Read More
-
17$50,000+50 - 249 employeesCascais, PortugalEstablished in 2019, bycoders_ is a Low/No Code Development company. Their midsize team is headquartered in Cascais, Portugal; São Paulo, Brazil and Long Beach, California. Their services include Low/No Code Development, IT staff augmentation, Custom Software Development, Web Development, and more.Read More
Clients
banking E-commerce health LogisticsIndustries
-
18$1,000+2 - 9 employeesFunchal, PortugalByteNuts, a custom software development company, is headquartered in Funchal, Portugal. Founded in 2016, the team provides Custom Software Development and UX/UI Design.Read More
-
19$5,000+50 - 249 employeesCaniçal, PortugalMalogica Software, a midsize custom software development company, is headquartered in Caniçal, Portugal. The team focuses on Custom Software Development and E-Commerce Development.Read More
Industries
-
20Undisclosed2 - 9 employeesPinhal Novo, PortugalSoftware Angels is a small cybersecurity company. In Pinhal Novo, Portugal, the firm was established in 2019. Their team focuses on cybersecurity, custom software development, web development, mobile app development, and more.Read More
Industries
-
21$10,000+50 - 249 employeesLisboa, PortugalProductDock AG, a custom software development company, was founded in 2020. They are based in Berlin, Germany; Lisboa, Portugal; Novi Sad, Serbia and Banja Luka, Bosnia and Herzegovina and have a midsize team. Their services include Custom Software Development, Web Development, Mobile App Development, API Development, and more.Read More
Clients
AdevintaIndustries
-
22$10,000+10 - 49 employeesMatosinhos, PortugalCML Team LTD, a website development firm, is based in Kington, England; Toronto, Canada and Matosinhos, Portugal. The small team provides Web Development, Mobile App Development, Blockchain, IT staff augmentation, and more and was established in 2018.Read More
Clients
CryptoTax.ioIndustries
-
23$5,000+50 - 249 employeesLisboa, PortugalTHE CODING MACHINE is a software development firm. In Paris, France and Lyon, France, the firm was founded in 2005. Their services include Custom Software Development and Web Development.Read More
Industries
-
24$25,000+1,000 - 9,999 employeesLeiria, PortugalFCamara is an user experience agency. Their large team is in São Paulo, Brazil; Leiria, Portugal; St Albans, England and Dubai, United Arab Emirates. Their services include UX/UI Design, IT strategy consulting, cloud consulting & SI, IT staff augmentation, and more. The firm was founded in 2006.Read More
Clients
Farfetch IPSOS Elfa Group BTG PactualIndustries
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule Consultation