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. Every profile sets out services, pricing, locations, and past work so you can compare on evidence. Use Edverise's filters to sort partners by budget, industry expertise, and location. Start comparing profiles to find the right match for your project.

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We evaluate companies on verified profile data — services, pricing, locations, and portfolio. Client reviews are being collected. We may earn a fee for some placements. How we rank and verify

8,618 Companies

List of the Best API Development & Integration Agencies

Klug InfotechProfile set up by Edverise AI
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About Klug At Klug, we are dedicated to helping your business thrive and reach its goals. We specialize in creating adaptable and tailored systems as needed. Our focus is on building enduring relationships through our dedication, flexibility, and openness. Whether you are an emerging startup or an e
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Services Provided
33% API Development & Integration
33% BI & Big Data Consulting & SI
20% UX Research & Usability Testing
14% Product UX Strategy
AI Summary
“Klug Infotech partners with businesses, delivering tailored IT solutions and Agile-inspired strategies with transparency and expertise to support lasting growth and success.”
HT TechnologiesProfile set up by Edverise AI
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I am an experienced developer with five years in the field. During my career, I have effectively designed, implemented, and maintained software solutions that adhere to high standards of efficiency and quality. My skills include: • HTML, CSS, JavaScript, PHP Laravel, WordPress, React JS, Node JS, Ex
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
Services Provided
50% Custom Web Application Development
35% API Development & Integration
15% E-Commerce Development
AI Summary
“HT Technologies is a proficient software development company specializing in web technologies and graphic design, delivering efficient and high-quality solutions using modern frameworks and tools.”
flowmondoProfile set up by Edverise AI
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Recognized as the leading AI Automation Agency for the UK and Europe on Zapier.com, we assist technical service companies in reducing manual tasks, recovering billable hours, and enabling their teams to focus on business development. Tailored for Project-Based Businesses If your operations rely on j
Highlights
$5,000+
Min Project Size
$150+/hr
Avg Hourly Rate
10-49
Employees
Services Provided+4 Services
13% Robotic Process Automation (RPA)
7% AI Strategy & Roadmap Consulting
5% Other IT Consulting and SI
15% Workflow Automation (Zapier / Make / n8n)
AI Summary
“flowmondo is a leading UK-based AI automation agency specializing in streamlining administrative tasks for technical service companies, enhancing productivity and enabling focus on business growth.”
Placematic USA LLCProfile set up by Edverise AI
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We develop advanced, data-centric mapping applications that enable businesses to accelerate their operations, enhance their planning, and expand confidently. By leveraging state-of-the-art technologies, we provide scalable mapping solutions that assist companies in making quicker and more informed d
Highlights
$25-49/hr
Avg Hourly Rate
2-9
Employees
Rolling Meadows, Illinois, Us
Services Provided
55% Custom Web Application Development
15% Mobile App Development (iOS & Android)
30% API Development & Integration
AI Summary
“Placematic USA LLC develops advanced, customizable mapping and location technology solutions, including geocoding and logistics optimization, empowering businesses to enhance planning, speed, and growth with spatial data.”
Gustavsson DevelopmentProfile set up by Edverise AI
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At Gustavsson Development, we prioritize delivering a customized development experience for our clients. Gone are the times of lengthy, tedious meetings and soaring invoices. With GDEV, we're here to help you reach your objectives! Feel free to reach out to us.
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
Malmo, Skane, Se
Services Provided
50% Custom Web Application Development
30% API Development & Integration
20% Mobile App Development (iOS & Android)
AI Summary
“Gustavsson Development offers tailored software development services focused on efficient, client-centered solutions, eliminating lengthy processes to help clients achieve their goals effectively.”
MosaictechProfile set up by Edverise AI
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Mosaictech is an IT solutions provider located in Limassol that specializes in payment gateway software and transaction-based platforms. We assist fintech companies, payment providers, and digital businesses in designing and developing payment infrastructures that accommodate various payment methods
Highlights
$50-99/hr
Avg Hourly Rate
10-49
Employees
Mesa Geitonia, Cy
Services Provided
20% Custom Web Application Development
30% API Development & Integration
35% DevOps Engineering
15% Managed IT Services
AI Summary
“Mosaictech delivers tailored payment gateway solutions and infrastructure for fintech and digital businesses, ensuring compliance, reliability, and scalability with over 15 years' global experience.”
DataGroutProfile set up by Edverise AI
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DataGrout is a platform for integrating AI agents that connects enterprise applications through a single, unified endpoint, allowing for smooth automation and scalable workflows. As modern businesses increasingly grapple with the complexities of integrating AI agents with various systems, APIs, and
Highlights
$25,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
50-249
Employees
Services Provided
33% AI Agent & Multi-Agent System Development
17% Custom AI Chatbot Development
35% API Development & Integration
15% Custom Web Application Development
AI Summary
“DataGrout unifies AI agent integration across enterprise applications via a single API, enabling scalable, secure automation and streamlined workflows to enhance operational efficiency and deployment speed.”
Aquil.ioProfile set up by Edverise AI
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We develop scalable APIs tailored to your business objectives. Whether you need a website for consumers, an internal application, a mobile app, or an IoT solution, a strong API is essential for all of these. Our expertise lies in creating high-performance APIs that prioritize maintainability.
Highlights
$5,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
Dallas, Texas, Us
Services Provided
18% Custom Web Application Development
32% API Development & Integration
25% Go-to-Market Strategy
25% Operational Process Consulting
AI Summary
“Aquil.io specializes in developing scalable, high-performance APIs that support diverse applications—from consumer websites and mobile apps to internal systems and IoT solutions—ensuring maintainability.”
FrontmenProfile set up by Edverise AI
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With more than 20 years of experience, we take pride in serving various industries including retail, finance, and healthcare. Our dedication to quality and transparency in project management has garnered the trust of well-known international brands like METRO, McDonald's, Porsche, Microsoft, and LG,
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Kyiv, Ua
Services Provided
25% API Development & Integration
40% Custom Web Application Development
20% Mobile App Development (iOS & Android)
15% E-Commerce Development
AI Summary
“Frontmen leverages over 20 years of experience to deliver quality, transparent project management and technology solutions across retail, finance, healthcare, and diverse industries, serving renowned global brands.”
NodeForgeProfile set up by Edverise AI
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NODEFORGE: DIGITAL SOLUTIONS AND SYSTEM INTEGRATIONS At NodeForge, we turn innovative concepts into efficient digital products. As a comprehensive agency, we concentrate on contemporary software that enables businesses to expand and streamline intricate processes. We offer complete technology soluti
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Services Provided
35% API Development & Integration
50% Custom Web Application Development
15% E-Commerce Development
AI Summary
“NodeForge specializes in developing tailored, innovative digital solutions and system integrations, helping businesses streamline complex processes and achieve specific technology-driven objectives.”

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