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.
-
$5,000+$25 - $49 / hr2 - 9
Services provided
Headquartered in Buenos Aires, Argentina, Soul Ocean is a software development company. Their services include Custom Software Development and IT strategy consulting.
Read more -
$5,000+$50 - $99 / hr2 - 9
Services provided
Other IT consulting and SI company BrainyBrain Inc. Is located in Casper, Wyoming. Established in 2023, the team provides other IT consulting and SI and Custom Software Development.
Read more -
$5,000+$25 - $49 / hr2 - 9Kyiv, Ukraine
Services provided
Logico Solutions, a website development company, is based in Kyiv, Ukraine. Founded in 2022, the team focuses on Web Development and Custom Software Development.
Read more -
$10,000+$25 - $49 / hr2 - 9
Services provided
Veldex GmbH is a website development company based in Wien, Austria. Their services include Web Development and Artificial Intelligence.
Read more -
Undisclosed< $25 / hr2 - 9
Services provided
Launched in 2018, Artful Intentions Design Studio is a small website development company. Their team offers Web Development and E-Commerce Development.
Read more -
$1,000+< $25 / hr2 - 9
Services provided
Wordpress Raja, an UX design company, was founded in 2023. They focuses on UX/UI Design and IT managed services.
Read more -
Undisclosed$25 - $49 / hr2 - 9
Services provided
Jadbery is a Perintalmanna, India-based custom software development company. They provide Custom Software Development and Web Development.
Read more -
$5,000+$25 - $49 / hr2 - 9
Services provided
Nuxio Solutions is a web development company. Launched in 2022, the agency specializes in Web Development and Custom Software Development.
Read more -
Undisclosed$50 - $99 / hr2 - 9Vernier, Switzerland
Services provided
AKG Group is a small website development firm headquartered in Vernier, Switzerland. The team focuses on Web Development and Web Design.
Read more -
$1,000+$25 - $49 / hr2 - 9
Services provided
Qwertyvate is a custom software development firm. The agency is located in Atlanta, Georgia. Their team specializes in Custom Software Development and Web Development.
Read more -
$5,000+$25 - $49 / hr2 - 9
Services provided
Invow is a Tandil, Argentina-based IT staff augmentation company. Founded in 2021, the team specializes in IT staff augmentation and Web Development.
Read more -
$5,000+$50 - $99 / hr2 - 9
Services provided
LinkIn Lab is a Blockchain company. Launched in 2023, the team focuses on Blockchain and Web Development. The company is in Pune, India.
Read more -
$10,000+$150 - $199 / hr2 - 9
Services provided
Based in Basel, Switzerland, Luzid.tech is a Digital Strategy company. Established in 2020, the team provides Digital Strategy and AI Consulting.
Read more -
$10,000+$25 - $49 / hr2 - 9Ankara, Türkiye
Services provided
Custom software development company Nacres is in Ankara, Türkiye. They provide Custom Software Development and Web Development.
Read more -
Undisclosed$25 - $49 / hr2 - 9
Services provided
Astute Info Solution, a software development firm, was established in 2023. The team provides Custom Software Development and IT managed services.
Read more -
Undisclosed$25 - $49 / hr2 - 9
Services provided
Teners, a software development company, is headquartered in Lagos, Nigeria. Founded in 2023, the team offers Custom Software Development and Web Development.
Read more -
$1,000+< $25 / hr2 - 9Nashik, India
Services provided
Calibort Technologies is a software development company. Their team is based in Nashik, India. The agency specializes in Custom Software Development and Web Development.
Read more -
$10,000+$50 - $99 / hr2 - 9
Services provided
VMA is a web development firm. They were launched in 2012 and offer Web Development and Custom Software Development.
Read more -
$10,000+$50 - $99 / hr2 - 9Kraków, Poland
Services provided
In Kraków, Poland, TrueCodeBeach is an application development company. They offer Mobile App Development and Product Design and were established in 2021.
Read more -
$1,000+< $25 / hr2 - 9
Services provided
Curious Packet is a web development firm established in 2020. The firm specializes in Web Development and Mobile App Development.
Read more -
$5,000+Undisclosed2 - 9Surry Hills, Australia
Services provided
Sydney Software Development is a Surry Hills, Australia-based custom software development company. They specialize in Custom Software Development and Web Development.
Read more -
$1,000+$25 - $49 / hr2 - 9
Services provided
Web design agency devPlanet Software Solutions is based in Karachi, Pakistan. Established in 2013, the team focuses on Web Design and Custom Software Development.
Read more -
Undisclosed< $25 / hr2 - 9
Services provided
The Synapse is a small web development firm in Ahmedabad, India. Their services include Web Development and Blockchain.
Read more -
$1,000+< $25 / hr2 - 9
Services provided
Founded in 2022, Sirgil Technology, a small big data analytics company, is headquartered in Windhoek, Namibia. Their team offers BI & big data consulting & SI and IT managed services.
Read more -
$1,000+< $25 / hr2 - 9
Services provided
Psoft is a web development firm. The company is in Hyderabad, Pakistan. Their team specializes in Web Development and E-Commerce Development.
Read more -
$1,000+< $25 / hr2 - 9
Services provided
Web development company InviSofts IT Solution was established in 2023. The company specializes in Web Development and Web Design, and is small.
Read more -
$100,000+$300+ / hr2 - 9
Services provided
Digital Software Solutions, an IT strategy consulting company, was established in 2023. The small team offers IT strategy consulting and cloud consulting & SI.
Read more -
$1,000+< $25 / hr2 - 9
Services provided
WebX Developments, a small social media marketing company, is located in Mississauga, Canada and Kharar, India. Their services include Social Media Marketing and Mobile & App Marketing.
Read more -
Undisclosed$25 - $49 / hr2 - 9
Services provided
Founded in 2023, OriginMaster is an UX design agency. The firm specializes in UX/UI Design and IT strategy consulting, and is small.
Read more -
$1,000+$25 - $49 / hr2 - 9New Delhi, India
Services provided
Arixpower Technologies is a small mobile app development company. They offer Mobile App Development and Content Marketing and were founded in 2020.
Read more -
$1,000+$50 - $99 / hr2 - 9
Services provided
Isoft Technologies, a software development firm, was established in 2021. The agency focuses on Custom Software Development and Mobile App Development.
Read more -
$10,000+$50 - $99 / hr2 - 9Sarajevo, Bosnia and Herzegovina
Services provided
Innocore is a Sarajevo, Bosnia and Herzegovina-based custom software development firm. Established in 2022, the team provides Custom Software Development and UX/UI Design.
Read more -
Undisclosed< $25 / hr2 - 9
Services provided
ThowdSoft is a web development firm. The team focuses on Web Development and E-Commerce Development, and the company is in.
Read more -
Undisclosed< $25 / hr2 - 9
Services provided
JVM Infotech is an Ahmedabad, India-based software development firm. Their services include Custom Software Development and IT strategy consulting.
Read more -
$5,000+$100 - $149 / hr2 - 9San Diego, CA
Services provided
Application development firm devAtelier offers Mobile App Development and Web Development. They are located in San Diego, California.
Read more -
UndisclosedUndisclosed2 - 9
Services provided
Located in Singapore, Singapore, Cats Coding is a software development firm. They provide Custom Software Development and Web Development and were launched in 2022.
Read more -
$1,000+$25 - $49 / hr2 - 9
Services provided
In Lahore, Pakistan, Ascendic Solutions is a small social media marketing company. Their services include Social Media Marketing and Content Marketing.
Read more -
$1,000+$50 - $99 / hr2 - 9
Services provided
Codres Sp. Z o.o. Is a Rzeszów, Poland-based web development firm. They specialize in Web Development and E-Commerce Development.
Read more -
$1,000+< $25 / hr2 - 9
Services provided
Impleko is an user experience design company located in St. Petersburg, Florida. They focus on UX/UI Design and Custom Software Development.
Read more -
$5,000+$100 - $149 / hr2 - 9Barcelona, Spain
Services provided
Launched in 2023, Twinology is an IT strategy consulting company. The team offers IT strategy consulting and cloud consulting & SI.
Read more -
UndisclosedUndisclosed2 - 9
Services provided
DigiAlgid is a Mobile & App Marketing company. Launched in 2022, the team specializes in Mobile & App Marketing and Web Design. The company is in Indore, India.
Read more -
$1,000+< $25 / hr2 - 9
Services provided
Launched in 2024, codevay is a web development company. The team offers Web Development and AI Consulting and is in Dubai, United Arab Emirates.
Read more -
$5,000+< $25 / hr2 - 9
Services provided
Silicon Soft IT is a web development firm. The team focuses on Web Development and Web Design and is based in Dhaka, Bangladesh.
Read more -
$1,000+$50 - $99 / hr2 - 9Mount Pleasant, SC
Services provided
MoreBytes is a website development company. They were established in 2022, and their services include Web Development and Custom Software Development.
Read more -
$10,000+$300+ / hr2 - 9London, England
Services provided
Qxotk.ai, a custom software development company, is in London, England. Founded in 2023, the team specializes in Custom Software Development and Web Development.
Read more -
$5,000+$25 - $49 / hr2 - 9
Services provided
Headquartered in Ahmedabad, India, LL Technolab is an application development company. The team offers Mobile App Development and Custom Software Development.
Read more -
$5,000+$50 - $99 / hr2 - 9Pune, India
Services provided
Ant Farm is a custom software development firm in Pune, India. Their services include Custom Software Development and Microservices Architecture Services.
Read more -
Undisclosed< $25 / hr2 - 9
Services provided
RigelCraft Technologies is an user experience agency. Based in Surat, India, their team focuses on UX/UI Design and Web Development.
Read more -
$5,000+$50 - $99 / hr2 - 9Sheffield, England
Services provided
Primescale Technologies Limited is a small cloud consulting & SI company launched in 2017. Their team offers cloud consulting & SI and Web Development.
Read more -
$1,000+$50 - $99 / hr2 - 9
Services provided
Sors Global Engineering Technology is a small software development firm founded in 2000. Their services include Custom Software Development and Web Development.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 API Development Services
-
$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.