Top API Development & Integration Companies

A high-performing API Development & Integration solution can accelerate growth, boost customer engagement, and create new revenue streams—but only if it's built by a team you trust. Edverise makes it easy to connect with leading API Development & Integration companies around the globe. Providers and reviews are vetted extensively to ensure that we capture verified client feedback, project details, and measurable results. Use Edverise's filters to sort partners by budget, industry expertise, and location. Start comparing profiles to find the right match for your project.

Ratings Updated: August 8, 2026

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8,617 Companies

List of the Best API Development & Integration Agencies

PLANEKSProfile set up by Edverise AI
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PLANEKS is an offshore company specializing in Python development and staff augmentation. We partner with startups and small to medium-sized enterprises (SMEs) to help them achieve their key objectives: creating digital products, assembling engineering teams, and bridging expertise or technology gap
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Kyiv, Ua
Services Provided+3 Services
50% Custom Web Application Development
25% API Development & Integration
10% E-Commerce Development
15% Mobile App Development (iOS & Android)
AI Summary
“PLANEKS specializes in Python development and staff augmentation, partnering with startups and SMEs to deliver innovative digital products and engineering solutions across diverse industries globally.”
ComfyCoders B.V.Profile set up by Edverise AI
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ComfyCoders – Prioritizing Developers. Effective Business Automation. At ComfyCoders, we understand that exceptional software is rooted in the comfort of developers—professionals who are empowered, trusted, and supported to create impactful solutions. Established in the Netherlands, ComfyCoders is a
Highlights
$5,000+
Min Project Size
100-149
Avg Hourly Rate
10-49
Employees
Services Provided
40% API Development & Integration
40% Custom Web Application Development
20% Mobile App Development (iOS & Android)
100% Operational Process Consulting
AI Summary
“ComfyCoders B.V. is a Dutch software firm specializing in business automation, custom web and mobile apps, and integrations, prioritizing developer comfort to deliver tailored, efficient digital solutions.”
TINT TechProfile set up by Edverise AI
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TINT Tech S.R.L. is a dedicated team that creates high-quality mobile applications and custom websites that truly deliver results. Our emphasis isn't solely on aesthetics; we also prioritize the technical aspects such as speed, reliability, and seamless animations. Whether developing a new platform
Highlights
2-9
Employees
Bucuresti, Bucuresti, Ro
Services Provided+2 Services
30% API Development & Integration
40% Mobile App Development (iOS & Android)
30% Custom Web Application Development
40% Product UX Strategy
AI Summary
“TINT Tech S.R.L. specializes in crafting high-quality mobile apps and custom websites, emphasizing technical performance, speed, reliability, and user-friendly design to deliver effective digital solutions.”
WavestekProfile set up by Edverise AI
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WavesTek is a reputable Managed IT Services Provider (MSP) established in 2009, offering dependable, secure, and scalable IT solutions to small and mid-sized businesses throughout the United States. With more than 15 years of experience and a 100% client retention rate, our goal is to cultivate long
Highlights
100-149
Avg Hourly Rate
2-9
Employees
New York, New York, Us
Services Provided+2 Services
40% Custom Web Application Development
60% API Development & Integration
60% Other IT Consulting and SI
30% Cloud Consulting & SI
AI Summary
“WavesTek is a trusted MSP delivering comprehensive IT services, including cybersecurity, cloud solutions, infrastructure management, and support, empowering small and mid-sized US businesses with secure, scalable technology.”
The XynovaProfile set up by Edverise AI
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Xynova is a digital solutions firm that specializes in web development, SEO services, graphic design, and 3D animation. We assist businesses in establishing strong online presences by providing innovative, scalable, and results-oriented digital solutions. Our goal is to empower brands with creative
Highlights
25-49
Avg Hourly Rate
10-49
Employees
Services Provided+6 Services
100% API Development & Integration
40% Web App UI Design
20% Interaction Design
20% UX Research & Usability Testing
AI Summary
“Xynova delivers innovative digital solutions including web development, SEO, graphic design, and 3D animation, empowering businesses to enhance online visibility and engagement effectively.”
Cold Banana LimitedProfile set up by Edverise AI
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We are Cold Banana, specialists in .NET, Umbraco Gold Partners, and experts in Kentico and Sitecore. Located in Bournemouth, we provide comprehensive online solutions throughout the UK and EMEA. We're pleased to note that we've never encountered an unsolvable issue. Utilizing various CMS platforms,
Highlights
$10,000+
Min Project Size
100-149
Avg Hourly Rate
10-49
Employees
Bournemouth, England, Gb
Services Provided+3 Services
45% Custom Web Application Development
20% Mobile App Development (iOS & Android)
25% API Development & Integration
10% E-Commerce Development
AI Summary
“Cold Banana is a Bournemouth-based specialist in .NET and leading CMS platforms, delivering innovative web and mobile solutions across the UK and EMEA with award-winning expertise.”
KapowaiProfile set up by Edverise AI
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Kapowai serves as a technology partner for banks, fintech companies, and financial institutions looking for secure, scalable, and innovative digital solutions. We specialize in developing customized online and mobile banking platforms, integrating Open Banking solutions, and creating API-based finan
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Kyiv, Ua
Services Provided+3 Services
40% Custom Web Application Development
30% Mobile App Development (iOS & Android)
25% API Development & Integration
5% Legacy System Modernization
AI Summary
“Kapowai is a fintech technology partner delivering secure, scalable digital banking, payment, and compliance solutions through customized platforms, APIs, and UX design, empowering banks and fintechs.”
iTSystemsProfile set up by Edverise AI
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Since 2010, iTSystems has served as a reliable partner for businesses in search of innovative solutions utilizing Microsoft technologies. As a Microsoft Gold Partner in both Application Development and Application Integration, we provide expertise and access to cutting-edge tools and resources to he
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Montevideo, Montevideo, Uy
Services Provided+4 Services
15% Legacy System Modernization
35% API Development & Integration
50% Custom Web Application Development
25% Generative AI
AI Summary
“iTSystems, a Microsoft Gold Partner since 2010, specializes in custom application development, data analytics, AI solutions, and staff augmentation to enhance business performance and growth.”
KEETCODE LTDProfile set up by Edverise AI
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We are a software development firm that merges high-quality enterprise solutions with the personal touch of a small business. Our emphasis is on creating cutting-edge digital solutions for clients in the Smart Manufacturing, AgTech, Retail, and Media sectors. By prioritizing collaboration with our c
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Services Provided
50% Custom Web Application Development
35% Backend Development
15% API Development & Integration
AI Summary
“KEETCODE LTD. delivers innovative software solutions across Smart Manufacturing, AgTech, Retail, and Media sectors, combining technical expertise with personalized consulting for sustainable business growth.”
Singular AgencyProfile set up by Edverise AI
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Nearshore Software Development & Agile Solutions | Over 40 Active Clients Are you in search of a proficient and experienced development team? Considering outsourcing your software development from concept to completion? Tap into Our Expert Talent Our Approach: Accuracy and Flexibility Complete Tech
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Miami, Florida, Us
Services Provided
30% Mobile App Development (iOS & Android)
50% Custom Web Application Development
20% API Development & Integration
100% AI Strategy & Roadmap Consulting
AI Summary
“Singular Agency delivers flexible nearshore software development, AI consulting, and custom technology solutions across industries, combining expertise in mobile, web, and automation for client success.”

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