Top API Developers
APIs are the connective tissue of modern software — they let your applications talk to payment processors, third-party data sources, mobile clients, and internal microservices. When that integration breaks or scales poorly, the downstream impact is immediate.
API developers on Clutch are vetted through verified client reviews and detailed project histories, giving you a reliable basis for comparison before you hire. These firms handle the full range of API work: RESTful API design and development, GraphQL implementations, API security and authentication, third-party integrations, and legacy system connectivity. Browse software testing companies to vet your API layer after build, or explore the full API developers directory for detailed firm profiles and pricing.
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$1,000+$50 - $99 / hr2 - 9Tripoli, Greece
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Limeframe is a custom software development company. Located in Tripoli, Greece, their team provides Custom Software Development and Web Development.
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$25,000+$100 - $149 / hr50 - 249
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DataGrout is an AI Agents company. The Austin, Texas-based team offers AI Agents and Artificial Intelligence.
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$1,000+$150 - $199 / hr2 - 9Great Malvern, England
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BigJump Limited is an artificial intelligence development company. The company is in Great Malvern, England. Their services include Artificial Intelligence and Custom Software Development.
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$5,000+$25 - $49 / hr2 - 9Lahore, Pakistan
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ZSTRONICS is a website development firm. Established in 2022, the firm is in Lahore, Pakistan. Their team specializes in Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49
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Trethium is a web development company. Their small team is in Islamabad, Pakistan. Their services include Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9
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Info Quotient is a branding agency established in 2023. In Surat, India, the team offers Branding and Social Media Marketing.
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$1,000+$25 - $49 / hr2 - 9
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See all 1 projectsWillowcy is a digital solutions company specializing in mobile app development and modern software products. We help startups, businesses, and organizations turn ideas into scalable, user-focused
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UndisclosedUndisclosed10 - 49
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Headquartered in Spalding, England, PSP IT is an IT strategy consulting company. They offer IT strategy consulting and IT managed services and were founded in 2008.
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$1,000+$50 - $99 / hr2 - 9Tampa, FL
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Mint Sparks, LLC is a web design company. They offer Web Design and Web Development and were established in 2015.
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$5,000+$100 - $149 / hr10 - 49London, England
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Big data analytics company Synapx was established in 2021. Based in London, England, the team provides BI & big data consulting & SI and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49
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BronzeByte IT Solutions, a website development firm, was founded in 2024. The company focuses on Web Development and E-Commerce Development.
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Undisclosed$150 - $199 / hr10 - 49Chicago, IL
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Scalesology is a big data company. They are based in Chicago, Illinois and Denver, Colorado, and their services include BI & big data consulting & SI and Custom Software Development.
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$1,000+$25 - $49 / hr250 - 999Jaipur, India
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Marktine Technology Solutions Pvt Ltd is an AI development company. Established in 2016, the team specializes in Artificial Intelligence and IT staff augmentation.
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$1,000+$50 - $99 / hr250 - 999
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Founded in 2013, Laravel India is a software development company. Located in Gurugram, India and Gurugram, India, the team offers Custom Software Development and Web Development.
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UndisclosedUndisclosed250 - 999Hyderabad, India
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Jayam Solutions is an ERP consulting and SI company. Launched in 2002, their team focuses on ERP consulting and SI and IT staff augmentation.
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$5,000+$150 - $199 / hr50 - 249Libertyville, IL
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Bitovi, an Enterprise App Modernization company, is based in Libertyville, Illinois. They specialize in Enterprise App Modernization and Custom Software Development and were launched in 2007.
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$10,000+$25 - $49 / hr50 - 249Lucknow, India
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See all 1 projectsSAS ONE Private Limited is a deep-technology engineering company specialising in end-to-end product engineering, from embedded hardware and firmware to edge AI systems, secure communication
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Undisclosed$50 - $99 / hr50 - 249Santos, Brazil
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T2S Tecnologia is a website development firm. Launched in 2003, the team specializes in Web Development and API Development.
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$1,000+$25 - $49 / hr50 - 249Tirana, Albania
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LOGICAL, a custom software development firm, was established in 2011. They provides Custom Software Development and Mobile App Development.
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$10,000+$50 - $99 / hr10 - 49Angers, France
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Playmoweb, an app development firm, was founded in 2014. They offers Mobile App Development and IoT development.
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UndisclosedUndisclosed10 - 49
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Launched in 2018, Rayven, a small software development firm, is headquartered in Darlinghurst, Australia. Their services include Custom Software Development and Generative AI.
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$5,000+$50 - $99 / hr10 - 49
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Activalink is a CRM consulting and SI company. They are based in Alcoi, Spain and have small team of experts. Their services include CRM consulting and SI and ERP consulting and SI.
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$1,000+$25 - $49 / hrFreelancerRawalpindi, Pakistan
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Mubaidr.org is a custom software development firm. The Rawalpindi, Pakistan-based firm was launched in 2014. Their services include Custom Software Development and Web Development.
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Undisclosed< $25 / hr10 - 49Ahmedabad, India
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See all 1 projectsOverseas IT Solution offers website development, WordPress development, and custom website design. Reviews consistently praise the company for its excellent customer service, professional attitude, and timely delivery of projects. Clients particularly appreciate the harmonious working relationship and the efficient, high-quality outcomes of their collaborations.
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Undisclosed< $25 / hr10 - 49
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See all 1 projectsOSM3 Technologies — Your Partner in Digital Excellence At OSM3 Technologies, we transform ideas into dynamic digital experiences. We are a USA-based technology partner specializing in mobile app
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$5,000+$50 - $99 / hr10 - 49
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See all 1 projectsSince 2011, Binari Suite, Jakarta’s premier SEO agency, web development vendor, application development vendor, and digital marketing agency, has empowered over 100 enterprises across
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$10,000+$300+ / hr10 - 49
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Cloud consulting & SI company WSaaS was founded in 2022. Located in Wilmington, Delaware, the team focuses on cloud consulting & SI and BI & big data consulting & SI.
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$10,000+$25 - $49 / hr10 - 49South Barrington, IL
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AptlyLabs Inc is a small software development company. They offer Custom Software Development and Web Development and were launched in 2018.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Deepcoder PVT LTD is an IT strategy consulting company in Ahmedabad, India. Their services include IT strategy consulting and Web Development.
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$10,000+< $25 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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Software development company XPWALLET TECHNOLOGIES PVT. LTD. Focuses on Custom Software Development and API Development. They are based in Sahibzada Ajit Singh Nagar, India.
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$1,000+$150 - $199 / hr10 - 49Noida, India
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Software development firm AI Automation Agency was established in 2022. The small team specializes in Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr10 - 49Jaipur, India
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KvonTech Consultancy Services Private Limited is a small Jaipur, India-based Digital Strategy company. Their services include Digital Strategy and Mobile App Development.
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$5,000+< $25 / hr10 - 49Ahmedabad, India
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Established in 2010, JCaspTechnologies is a website development firm. The team focuses on Web Development and Mobile App Development and is located in Ahmedabad, India.
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$5,000+$25 - $49 / hr10 - 49Ahmedabad, India
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Founded in 2018, JarvisBitz Tech is a small web development company. Their services include Web Development and Mobile App Development.
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$5,000+$50 - $99 / hr10 - 49Dubai, United Arab Emirates
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Skytech Cyber Cloud is a branding agency in Dubai, United Arab Emirates. They offer Branding and Social Media Marketing and were launched in 2022.
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$1,000+$25 - $49 / hr10 - 49San Isidro, Peru
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Fulltimeforce is an IT staff augmentation company. Established in 2015, the team focuses on IT staff augmentation and Web Development. The firm is headquartered in San Isidro, Peru.
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$25,000+$50 - $99 / hr10 - 49Ljubljana, Slovenia
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Proxima Interactive is an app development company. Located in Ljubljana, Slovenia, the company was founded in 2007. Their services include Mobile App Development and Blockchain.
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$1,000+< $25 / hr10 - 49
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Patterns7 Technologies Pvt Ltd is a software development firm. Launched in 2014, the team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Surat, India
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Codeverse Weenggs Solutions LLP is a small software development company. They provide Custom Software Development and Web Development and were established in 2013.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Palladiumhub is a software development company headquartered in Ahmedabad, India and Ahmedabad, India. The team focuses on Custom Software Development and Web Development.
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$25,000+$100 - $149 / hr10 - 49Omaha, NE
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DevObsessed is an IT staff augmentation company based in Omaha, Nebraska. Established in 2022, the team specializes in IT staff augmentation and Custom Software Development.
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$1,000+< $25 / hr10 - 49Valsad, India
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Iconicus Softwares Private Limited is a small SEO agency founded in 2016. Their services include Search Engine Optimization and Custom Software Development.
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$10,000+$50 - $99 / hr10 - 49Andria, Italy
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Established in 2010, Overzoom srl is a small Andria, Italy-based ERP consulting and SI company. Their team offers ERP consulting and SI and Web Development.
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$10,000+$25 - $49 / hr10 - 49Tiranë, Albania
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Fastech is a custom software development firm. The Tiranë, Albania-based firm offers Custom Software Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49New Delhi, India
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Bright Media Solution is a software development firm established in 2013. The agency specializes in Custom Software Development and Mobile App Development.
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$5,000+$150 - $199 / hr10 - 49
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Allix GmbH, an ERP consulting and SI company, was established in 2009. The small team specializes in ERP consulting and SI and Custom Software Development.
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Undisclosed$50 - $99 / hr10 - 49
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Headquartered in Lahore, Pakistan, Ready Logic is an IT strategy consulting company. Founded in 2021, the team specializes in IT strategy consulting and CRM consulting and SI.
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$5,000+$50 - $99 / hr10 - 49
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Established in 2016, NXTWAT is a Digital Strategy company. Their services include Digital Strategy and Web Development.
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$1,000+< $25 / hr10 - 49Pune, India
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Founded in 2015, OneGreenDiary is a small ERP consulting and SI company. Their team focuses on ERP consulting and SI and Web Development.
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UndisclosedUndisclosed10 - 49Ottawa, Canada
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Maverin is an IT strategy consulting company. Their team is in Ottawa, Canada. The company offers IT strategy consulting and cloud consulting & SI.
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List of the Top 15 API Development Services
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$1,000+$25 - $49 / hr50 - 249Austin, TX
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% API Development90% Other -
$10,000+$150 - $199 / hr10 - 49Webster Groves, MO
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
10% API Development90% Other -
$5,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
Ability to deliver
34.8/40.016.8/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
70% API Development30% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
38.5/40.019.8/20 Reviews10/10 Clients & Experience8.8/10 Market PresenceService focus
10% API Development90% Other -
$5,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
35.4/40.017.4/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
30% API Development70% Other -
$25,000+$25 - $49 / hr1,000 - 9,999São Paulo, Brazil
Ability to deliver
36.3/40.016.6/20 Reviews9.9/10 Clients & Experience9.8/10 Market PresenceService focus
10% API Development90% Other -
$25,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
37.5/40.018.6/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
10% API Development90% Other -
$25,000+$50 - $99 / hr10 - 49Seattle, WA
Ability to deliver
37.3/40.018/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
10% API Development90% Other -
$5,000+< $25 / hr50 - 249Stamford, England
Ability to deliver
37/40.019/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
10% API Development90% Other -
$10,000+$25 - $49 / hr50 - 249San Antonio, TX
Ability to deliver
36.7/40.017.8/20 Reviews10/10 Clients & Experience8.8/10 Market PresenceService focus
10% API Development90% Other -
$1,000+$100 - $149 / hr10 - 49Denver, CO
Ability to deliver
36.5/40.017.4/20 Reviews10/10 Clients & Experience9.1/10 Market PresenceService focus
10% API Development90% Other -
UndisclosedUndisclosed10 - 49Draper, UT
Ability to deliver
36.3/40.017.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
10% API Development90% Other -
$10,000+$25 - $49 / hr50 - 249Zymna Voda, Ukraine
Ability to deliver
36.1/40.018.4/20 Reviews10/10 Clients & Experience7.7/10 Market PresenceService focus
10% API Development90% Other -
$50,000+$25 - $49 / hr50 - 249Mumbai, India
Ability to deliver
35.8/40.017.8/20 Reviews9.8/10 Clients & Experience8.2/10 Market PresenceService focus
10% API Development90% Other -
$50,000+$150 - $199 / hr10 - 49Toronto, Canada
Ability to deliver
34.1/40.016.2/20 Reviews10/10 Clients & Experience7.9/10 Market PresenceService focus
25% API Development75% Other -
$10,000+$150 - $199 / hr10 - 49Irvine, CA
Ability to deliver
35.7/40.016.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
10% API Development90% Other -
$10,000+$150 - $199 / hr50 - 249Wilder, KY
Ability to deliver
35.4/40.017/20 Reviews10/10 Clients & Experience8.4/10 Market PresenceService focus
10% API Development90% Other -
$25,000+$25 - $49 / hr10 - 49Barranquilla, Colombia
Ability to deliver
35.5/40.017.6/20 Reviews10/10 Clients & Experience7.9/10 Market PresenceService focus
10% API Development90% Other -
$5,000+$25 - $49 / hr50 - 249Luzern, Switzerland
Ability to deliver
35.2/40.018.4/20 Reviews10/10 Clients & Experience6.8/10 Market PresenceService focus
10% API Development90% Other -
$1,000+$100 - $149 / hr2 - 9Vancouver, Canada
Ability to deliver
35.5/40.016.6/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
10% API Development90% Other -
$50,000+$50 - $99 / hr10 - 49
Ability to deliver
35.2/40.015.8/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
10% API Development90% Other -
$10,000+$25 - $49 / hr50 - 249Cape Town, South Africa
Ability to deliver
34.9/40.015.8/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
10% API Development90% Other -
$10,000+< $25 / hr50 - 249Ciudad de México, Mexico
Ability to deliver
34.7/40.016.4/20 Reviews10/10 Clients & Experience8.3/10 Market PresenceService focus
10% API Development90% Other -
$1,000+$100 - $149 / hr10 - 49
Ability to deliver
31/40.017/20 Reviews10/10 Clients & Experience4/10 Market PresenceService focus
45% API Development55% Other -
$10,000+$25 - $49 / hr50 - 249Kyiv, Ukraine
Ability to deliver
33.9/40.018/20 Reviews10/10 Clients & Experience5.9/10 Market PresenceService focus
15% API Development85% Other -
$1,000+< $25 / hr50 - 249Jaipur, India
Ability to deliver
33.2/40.018/20 Reviews8/10 Clients & Experience7.2/10 Market PresenceService focus
20% API Development80% Other -
$25,000+$50 - $99 / hr10 - 49Sydney, Australia
Ability to deliver
34.1/40.018/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
15% API Development85% Other -
$10,000+$50 - $99 / hr10 - 49Timișoara, Romania
Ability to deliver
34.6/40.016.8/20 Reviews10/10 Clients & Experience7.8/10 Market PresenceService focus
10% API Development90% Other -
$1,000+Undisclosed50 - 249Sahibzada Ajit Singh Nagar, India
Ability to deliver
34.3/40.017.2/20 Reviews8.6/10 Clients & Experience8.5/10 Market PresenceService focus
10% API Development90% Other -
$1,000+$25 - $49 / hr10 - 49Surat, India
Ability to deliver
34/40.016.4/20 Reviews9.1/10 Clients & Experience8.4/10 Market PresenceService focus
15% API Development85% Other
API Development FAQs
Clutch features companies that design, build, and document scalable APIs that power integrations and modern applications quarterly based on a proprietary methodology. The top API development companies for 2026 include:
API developers design, build, and maintain the interfaces that allow software systems to communicate. Most of these dedicated firms offer a multitude of specialized and tailored services, such as:
- Defining data structures and endpoints
- Writing server-side logic
- Implementing authentication protocols like OAuth 2.0 or API keys
- Handling rate limiting and error responses
- Documenting the API for internal or external consumers
Many API developers also handle integration work — connecting your product to third-party services like Stripe, Salesforce, or Twilio.
Recent Clutch pricing data shows that simple third-party integrations generally fall in the $5,000 – $25,000 range, while custom-built API platforms for enterprise applications can exceed $100,000.
Hourly rates for API development firms typically range from $25 – $149 per hour, depending on a range of factors, including the firm's location, seniority, and specialization. Compare pricing against other providers and thoroughly review the cost breakdown to ensure transparency before signing any contracts.
A development firm brings structured processes, dedicated QA, and built-in redundancy. Firms also tend to have formal security practices, code review workflows, and experience managing integrations at scale.
For complex builds involving multiple third-party systems, authentication layers, or ongoing versioning, a company typically offers more stability, accountability, and long-term support capacity than a freelancer.
Match the AP development firm's experience to your technical requirements. A team with a deep REST and Node.js background will serve a different need than one specializing in GraphQL or enterprise middleware.
After that, make sure to review their Clutch profiles for relevant project examples and ask candidates how they handle API versioning, backward compatibility, and security vulnerabilities. Shortlist the top two or three promising partners that meet your initial assessment, then schedule an interview with their team to discuss your project and personally gauge their fit.
Watch for firms that jump straight to implementation without a discovery or design phase — poorly planned APIs are expensive to refactor. Other red flags that you should be aware of include no mention of documentation deliverables, vague answers about authentication and data security, and unwillingness to share code samples or past integration case studies.