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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$10,000+$100 - $149 / hr10 - 49Marietta, GA
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CDX Insights is a small big data analytics company. Launched in 2020, the team provides BI & big data consulting & SI and cloud consulting & SI.
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$1,000+$25 - $49 / hr10 - 49Islamabad, Pakistan
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XEESOFT is a web design company in Islamabad, Pakistan and Kingsford, Australia. Launched in 2009, the team focuses on Web Design and Web Development.
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$1,000+$50 - $99 / hr10 - 49Indore, India
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Cybersecurity company Sparkup Technology Private Limited is headquartered in Indore, India. They provide Cybersecurity and Custom Software Development and were established in 2024.
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$10,000+$25 - $49 / hr10 - 49Providencia, Chile
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MetroCapital IA Tech, a custom software development firm, is headquartered in Providencia, Chile and Miraflores, Peru. They provide Custom Software Development and Artificial Intelligence.
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$1,000+$25 - $49 / hr10 - 49Köln, Germany
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Software development company Squad-C GmbH was founded in 2024. The team provides Custom Software Development and Web Development and is based in Köln, Germany and Kowloon, Hong Kong.
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$25,000+$50 - $99 / hr10 - 49Byblos, Lebanon
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Founded in 2024, ZITGUYS sarl is an API Development company. The small team provides API Development and Microservices Architecture Services.
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$10,000+$25 - $49 / hr10 - 49Barcelona, Spain
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Gigson Solutions is a Barcelona, Spain-based Cybersecurity company. They focus on Cybersecurity and Custom Software Development and were launched in 2022.
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$25,000+$100 - $149 / hr10 - 49Calgary, Canada
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Midas Labs Inc. Is a small custom software development company. They focus on Custom Software Development and Mobile App Development and were established in 2023.
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$5,000+$100 - $149 / hr10 - 49Culiacán Rosales, Mexico
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Software development firm eBox Code was launched in 2020. The team offers Custom Software Development and Mobile App Development.
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$10,000+$25 - $49 / hr10 - 49Tambon Samet, Thailand
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Tillitsdone is an UX agency. The team is based in Tambon Samet, Thailand, and their services include UX/UI Design and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Bishkek, Kyrgyzstan
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Founded in 2014, Smartfrog CBI is an UX company. Headquartered in Bishkek, Kyrgyzstan, the team offers UX/UI Design and Web Development.
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$1,000+< $25 / hr10 - 49Paraná, Argentina
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Capasso Tech is a small custom software development firm. They offer Custom Software Development and Web Development and were founded in 2024.
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UndisclosedUndisclosed10 - 49
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Web development company Nexa Media specializes in Web Development and API Development. They are in Kolkata, India.
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$5,000+$100 - $149 / hr10 - 49Madrid, Spain
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Mindful payments is a custom software development company. Located in Madrid, Spain, the company was established in 2019. Their team offers Custom Software Development and Mobile App Development.
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$25,000+$50 - $99 / hr10 - 49Chicago, IL
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Pixelum, a Content Marketing company, was launched in 2024. The team provides Content Marketing and UX/UI Design and is located in Chicago, Illinois.
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$1,000+$25 - $49 / hr10 - 49
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Incyberance is an IT strategy consulting company. Launched in 2024, the team focuses on IT strategy consulting and Cybersecurity.
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$1,000+< $25 / hr10 - 49Navi Mumbai, India
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Established in 2024, Zyntric Tech Pvt Ltd is a small web development company located in Navi Mumbai, India. Their team specializes in Web Development and API Development.
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UndisclosedUndisclosed10 - 49
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Murphy Repos is an UX agency. They are located in Lahore, Pakistan and have small team of experts. Their services include UX/UI Design and Custom Software Development.
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$1,000+< $25 / hr10 - 49
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Established in 2022, Mendica infotech Pvt ltd is a small social media marketing company. Their team specializes in Social Media Marketing and Web Development.
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UndisclosedUndisclosed10 - 49
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Flograte is an ERP consulting and SI company. They are based in and have small team of experts. Their services include ERP consulting and SI and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49
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Founded in 2019, Retool Pro is a big data analytics company. Their services include BI & big data consulting & SI and CRM consulting and SI.
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UndisclosedUndisclosed10 - 49
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Nodeva is a small Brossard, Canada-based web design agency. The team offers Web Design and UX/UI Design.
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$1,000+< $25 / hr10 - 49
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DLabs Indonesia Infotech is a SEO agency. The Kota Malang, Indonesia-based company provides Search Engine Optimization and Web Design.
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$1,000+< $25 / hr10 - 49
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Spartan Infosoft pvt ltd is a small Pune, India-based web design agency. Their services include Web Design and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Piliyandala, Sri Lanka
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Founded in 2022, Starlia Global is a Product Design company. The team offers Product Design and Graphic Design.
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$10,000+$25 - $49 / hr10 - 49
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Squad 3 IT is an IT managed services company. Launched in 2022, the team offers IT managed services and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49
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Rapidev Labs is a custom software development company. They are in Cape Town, South Africa and have small team of experts. Their services include Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49
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Located in Katsina, Nigeria, Codeket is a small software development firm. The team provides Custom Software Development and Web Development.
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$1,000+< $25 / hr10 - 49Lahore, Pakistan
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Website development company RixtySoft was founded in 2020. The team offers Web Development and BI & big data consulting & SI and is in Lahore, Pakistan.
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$1,000+$100 - $149 / hr10 - 49
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Launched in 2024, IonX AI is a custom software development company. The firm provides Custom Software Development and Artificial Intelligence, and is small.
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$1,000+$25 - $49 / hr10 - 49
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Socio TI is an IT staff augmentation company. Their small team is located in McAllen, Texas. Their services include IT staff augmentation and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49
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Zimli Tech is a small custom software development company established in 2018. Their team specializes in Custom Software Development and Web Development.
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Undisclosed$25 - $49 / hr10 - 49Dehradun, India
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GKV Software Solutions PVT LTD is a small custom software development company established in 2018. Their team offers Custom Software Development and Web Development.
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$50,000+$50 - $99 / hr10 - 49
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NZest is a custom software development firm. They were founded in 2024, and their services include Custom Software Development and Web Development.
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$1,000+< $25 / hr10 - 49
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Codelamda Technologies Pvt Ltd is a small Surat, India-based software development firm. The team focuses on Custom Software Development and Web Development.
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$25,000+< $25 / hr10 - 49
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Launched in 2021, Blueprint Solution LLC is a small software development firm headquartered in Ulaanbaatar, Mongolia. Their team provides Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Trydigital Solution LLP is an UX agency. The team is in Sahibzada Ajit Singh Nagar, India, and their services include UX/UI Design and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49
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Software development firm BainariX is headquartered in Bengaluru, India. Founded in 2025, the team specializes in Custom Software Development and Microservices Architecture Services.
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$10,000+Undisclosed10 - 49
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Headquartered in Warszawa, Poland and Wrocław, Poland, SFORHA is an ERP consulting and SI company. The team offers ERP consulting and SI and Custom Software Development.
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$10,000+< $25 / hr10 - 49
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Emperia Suite is an ERP consulting and SI company. The Sfax, Tunisia-based agency provides ERP consulting and SI and IT managed services.
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$5,000+$50 - $99 / hr10 - 49
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Based in Bucharest, Romania, Delta Software is a mobile app development firm. Established in 2021, the team offers Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Small web development company B&G Soft agency, is in Sofia, Bulgaria. The team provides Web Development and Mobile App Development.
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$1,000+Undisclosed10 - 49Gurugram, India
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Founded in 2015, Razobyte SoftTech, a small Advertising company, is in Gurugram, India and Ahmedabad, India. Their services include Advertising and cloud consulting & SI.
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$10,000+$50 - $99 / hr10 - 49Dubai, United Arab Emirates
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Illumia Ventures is a Digital Strategy company. Their small team of employees is located in Dubai, United Arab Emirates. Their team provides Digital Strategy and Product Design.
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$5,000+$25 - $49 / hr10 - 49Madrid, Spain
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Bidea Factory is a custom software development firm. Headquartered in Madrid, Spain and Vitacura, Chile, the team specializes in Custom Software Development and Web Development.
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$10,000+$100 - $149 / hr10 - 49
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Ateed Tech is a software development company launched in 2019. The team specializes in Custom Software Development and Web Development and is located in Boynton Beach, Florida.
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$1,000+$25 - $49 / hr10 - 49
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Launched in 2018, ZeniTech Solutions is a website development company. Their team focuses on Web Development and Mobile App Development.
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$1,000+Undisclosed10 - 49
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All In One - Web3 Agency is a small web design company founded in 2023. Their team offers Web Design and UX/UI Design.
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UndisclosedUndisclosed10 - 49High Wycombe, England
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Cirronex is a small High Wycombe, England-based Application Testing company. Their services include Application Testing and Application Management & Support.
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$5,000+$25 - $49 / hr10 - 49
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Launched in 2021, Nekot is a software development firm. The team provides Custom Software Development and Web Development.
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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.