Top 30 API Development Services
The Best of June 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
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1$5,000+50 - 249 employeesParis, FranceTHE 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
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2$25,000+2 - 9 employeesNeuville-en-Ferrain, FranceWebsite development company Atelier256 is based in Neuville-en-Ferrain, France. They offer Web Development, Mobile App Development, API Development, and DevOps Managed Services and were founded in 2017.Read More
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3$1,000+2 - 9 employeesMontpellier, France3DVUE is an API Development company. The team is located in Montpellier, France, and their services include API Development and AR/VR development.Read More
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4$10,000+10 - 49 employeesChamps-sur-Marne, FranceSmotly is a web development company. Based in Champs-sur-Marne, France, the firm was launched in 2007. Their team provides Web Development and E-Commerce Development.Read More
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5Undisclosed2 - 9 employeesParis, FranceStream Estate is an API Development company headquartered in Paris, France. Established in 2024, the team provides API Development.Read More
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6$1,000+2 - 9 employeesMarseille, FranceWebsite development firm XELERO is located in Tunis, Tunisia and Marseille, France. Founded in 2020, the team offers Web Development and Mobile App Development.Read More
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7$1,000+2 - 9 employeesVence, FranceHeadquartered in Vence, France, Lizard & Dog is a custom software development firm. The team offers Custom Software Development and Web Development.Read More
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8$1,000+2 - 9 employeesAjaccio, FranceIT CONSULTING is a small IT strategy consulting company established in 2015. Their services include IT strategy consulting and Web Development.Read More
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9$10,000+10 - 49 employeesAngers, FrancePlaymoweb, an app development firm, was founded in 2014. They offers Mobile App Development and IoT development.Read More
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10$1,000+2 - 9 employeesParis, FranceAtlas Dev Studio is a small custom software development firm. They specialize in Custom Software Development and Web Development and were established in 2024.Read More
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11$1,000+2 - 9 employeesGradignan, FranceGator x WIDMEE, a web design company, was launched in 2009. The agency provides Web Design and UX/UI Design.Read More
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12$1,000+2 - 9 employeesVincennes, FranceKorbicorp is a small software development firm established in 2025. Their services include Custom Software Development and Web Development.Read More
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13$5,000+2 - 9 employeesAsnières-sur-Seine, FranceArkone, a small application development firm, is headquartered in Asnières-sur-Seine, France and Paris, France. Their services include Mobile App Development and Web Development.Read More
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14$1,000+2 - 9 employeesRouen, FranceReactivux, a Digital Strategy company, was launched in 2018. The team focuses on Digital Strategy and Web Development.Read More
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15$10,000+2 - 9 employeesLimonest, FranceTernatek is a software development company. Headquartered in Limonest, France, the team specializes in Custom Software Development and Web Development.Read More
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16$1,000+2 - 9 employeesMontpeyroux, FranceAgence DRIAD is a small custom software development company established in 2024. Their team focuses on Custom Software Development and Web Development.Read More
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17$10,000+2 - 9 employeesReichshoffen, FranceMike Builds Tech is a custom software development firm. Founded in 2018, their team provides Custom Software Development and Mobile App Development.Read More
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18$10,000+50 - 249 employeesToulouse, FranceNehos Groupe, a web design company, was established in 2015. Located in Toulouse, France and Talence, France, the team focuses on Web Design and Custom Software Development.Read More
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19$5,000+2 - 9 employeesParis, FranceCustom software development company Koragence is located in Paris, France. Launched in 2025, the small team provides Custom Software Development, Web Development, UX/UI Design, API Development, and more.Read More
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20Undisclosed2 - 9 employeesLe Plessis-Pâté, FranceNova Studio is a website development company. Launched in 2025, the team focuses on Web Development and Artificial Intelligence.Read More
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21$10,000+2 - 9 employeesLyon, FranceLayxo, a website development company, was established in 2022. The small team provides Web Development and Mobile App Development.Read More
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22$5,000+50 - 249 employeesParis, FranceIbisdev is a custom software development company founded in 2019. Based in Buenos Aires, Argentina; Cerqueira César, Brazil and Paris, France, their midsize team provides Custom Software Development, Web Development, AR/VR development, cloud consulting & SI, and more.Read More
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23$1,000+2 - 9 employeesParis, FranceScalerize is a software development firm. They focus on Custom Software Development and Web Development and were established in 2024. The agency is in Paris, France.Read More
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24$5,000+Freelancer employeesMornac, FranceLaunched in 2023, PixiCode is a custom software development firm. Their team focuses on Custom Software Development and Web Development.Read More
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25Undisclosed50 - 249 employeesParis, FranceLaunched in 2013, Data Theorem, Inc. Is an app development firm. Their team focuses on Mobile App Development and IT strategy consulting.Read More
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26Undisclosed50 - 249 employeesÉcully, FranceData-Major, a data analytics company, is in Écully, France. Their services include BI & big data consulting & SI and API Development.Read More
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27Undisclosed50 - 249 employeesLyon, FranceFluid Topics is a midsize IT managed services company. Established in 2012, the team offers IT managed services and Custom Software Development.Read More
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28$5,000+Freelancer employeesStrasbourg, FranceSO LEAN IT, a web development firm, was launched in 2016. Located in Strasbourg, France, the team provides Web Development and API Development.Read More
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29$5,000+Freelancer employeesGignac-la-Nerthe, FranceCode 66 is a SEO company established in 2024. Their services include Search Engine Optimization and Web Development.Read More
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30$5,000+Freelancer employeesGrépiac, FranceCebrian IT is a custom software development company. Based in Grépiac, France, the firm offers Custom Software Development and ERP consulting and SI.Read More
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