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 10, 2026

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8,618 Companies

List of the Best API Development & Integration Agencies

WWIREProfile set up by Edverise AI
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Wwire assiste les entreprises et agences dans la reprise, la stabilisation et l’évolution de projets web et d'applications déjà en place. Nos interventions se concentrent principalement sur des situations complexes, notamment : des applications Symfony/PHP difficiles à maintenir, des bugs récurrents
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Paris, Ile De France, Fr
Services Provided+1 Services
45% Custom Web Application Development
40% Backend Development
15% API Development & Integration
70% Managed IT Services
AI Summary
“WWIRE specializes in rescuing and enhancing complex web and application projects, offering technical audits, stabilization, maintenance, and custom development to ensure system continuity and evolution.”
AillegentProfile set up by Edverise AI
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AILLEGENT is a software development firm that collaborates with startups and expanding businesses to create secure, scalable SaaS products, web applications, and AI-based automation solutions. We function as an integrated engineering team, managing the entire product development process from concept
Highlights
25-49
Avg Hourly Rate
10-49
Employees
Services Provided+2 Services
40% Custom Web Application Development
25% API Development & Integration
25% Mobile App Development (iOS & Android)
10% Legacy System Modernization
AI Summary
“Aillegent partners with startups and growing businesses to develop secure, scalable SaaS products, web applications, and AI automation, managing full product development lifecycle.”
TRex Technologies LLCProfile set up by Edverise AI
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TRex Technologies focuses on designing and developing mobile-responsive websites. Our approach is based on the belief that websites should be both attractive and functional. The result is a user-friendly website experience that integrates modern web best practices. We take pride in creating websites
Highlights
100-149
Avg Hourly Rate
2-9
Employees
Centennial, Colorado, Us
Services Provided+4 Services
60% Custom Web Application Development
25% E-Commerce Development
15% API Development & Integration
70% Web App UI Design
AI Summary
“TRex Technologies LLC specializes in designing, developing, promoting, and maintaining mobile-responsive, user-friendly websites optimized for speed, reliability, SEO, and seamless client communication.”
Project42.Agency [powered by Uprise]Profile set up by Edverise AI
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Since its inception in 2017, Uprise has been at the forefront of innovation, transforming technology into impactful solutions for various sectors, including Energy, Fintech, and Public, earning multiple industry accolades (Deloitte, FT 1000). Project42.Agency serves as our creative platform, focusin
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Zagreb, Grad Zagreb, Hr
Services Provided+6 Services
30% Explainer Video Production
30% Brand Film & Corporate Video
25% Motion Graphics & Visual Effects
15% 2D & 3D Animation
AI Summary
“Project42.Agency combines expert video production, UI/UX design, and software development to deliver innovative digital solutions and multimedia content across diverse industries in Europe.”
BrainfabProfile set up by Edverise AI
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👋 Hello! I'm Andrey, a seasoned software engineer with over a decade of experience in creating top-notch Web and Mobile applications. I'm fortunate to lead an exceptionally skilled team of experts in no-code app development. We are enthusiastic problem solvers and dependable partners committed to h
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Services Provided+6 Services
40% Mobile App Development (iOS & Android)
30% Custom Web Application Development
20% API Development & Integration
10% E-Commerce Development
AI Summary
“Brainfab is a seasoned software engineering team specializing in fast, cost-effective Web and Mobile app development using no-code solutions, UI/UX design, and continuous maintenance services.”
CybergizerProfile set up by Edverise AI
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Transforming Technical Debt into Scalable Assets and Legacy Systems into AI-Driven Solutions. At Cybergizer, we focus on the challenging aspects of software evolution. Rather than starting from the ground up, we enter existing, complex ecosystems to streamline technical issues and incorporate advanc
Highlights
$5,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Pagiriai, Lt
Services Provided+7 Services
25% Custom Web Application Development
20% API Development & Integration
55% Legacy System Modernization
10% Generative AI
AI Summary
“Cybergizer transforms complex legacy software into scalable, AI-enhanced solutions, specializing in Ruby on Rails, React, and cloud integration to optimize development for sustained growth.”
EdeniaProfile set up by Edverise AI
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Introducing Edenia, your reliable ally in pushing the boundaries of the digital landscape. Since our founding in 1987, we have continuously adopted innovative technologies to enhance the security, efficiency, and transparency of the internet. As technology-neutral specialists, we have extensive expe
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
San Jose, San Jose, Cr
Services Provided+2 Services
55% Blockchain & Web3 Development
15% Custom Web Application Development
15% Mobile App Development (iOS & Android)
10% API Development & Integration
AI Summary
“Edenia, established in 1987, specializes in blockchain infrastructure and web3 technologies, enhancing internet security, efficiency, and transparency to advance businesses in the digital era.”
Web3App - Out of BusinessProfile set up by Edverise AI
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We create top-notch web and mobile applications, offer maintenance services, and ensure the quality of our results. Our business-focused methodology delivers expertise throughout all phases of blockchain-based software development, complemented by exceptional customer support. When you collaborate w
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Riga, Lv
Services Provided+4 Services
15% API Development & Integration
25% Backend Development
35% Blockchain & Web3 Development
15% Frontend Development
AI Summary
“Web3App specialized in developing high-quality web and mobile applications with a focus on blockchain technology, offering comprehensive development, maintenance, and dedicated customer support services.”
Mystic MediaProfile set up by Edverise AI
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As a top mobile app and software development company, we keep a close eye on emerging trends to foresee future advancements in technology. Our expert team, comprising seasoned programmers, engineers, app designers, digital marketers, and graphic designers, brings years of experience in developing in
Highlights
10-49
Employees
Draper, Utah, Us
Services Provided+27 Services
13% Backend Development
7% ERP & CRM Development
25% Mobile App Development (iOS & Android)
8% Legacy System Modernization
AI Summary
“Mystic Media specializes in innovative mobile app and software development, leveraging expert teams and proven technologies to deliver adaptable, reliable digital solutions that drive business growth.”
Inspire IT Solutions BVProfile set up by Edverise AI
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We are a software development agency located in the Netherlands, focused on creating scalable web and mobile applications. With more than 15 years of experience, our team has successfully completed projects in areas such as e-commerce, payments, scheduling, logistics, and the Internet of Things (IoT
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Services Provided+3 Services
35% Custom Web Application Development
30% Mobile App Development (iOS & Android)
20% API Development & Integration
15% E-Commerce Development
AI Summary
“Inspire IT Solutions BV is a Dutch software agency delivering scalable web and mobile apps with expertise in full-stack development, cloud, AI automation, and diverse industry projects.”

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