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.

How this list is built

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

8,487 Companies

List of the Best API Development & Integration Agencies

RICH MAN, s.r.o.
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Richman Software Development is a technology partner focused on custom software engineering, AI/ML solutions, SaaS products, API integrations, mobile applications, automation systems, and game development utilizing contemporary engines and technologies. We serve various sectors, including EdTech, Fi
Highlights
$25,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Services Provided+2 Services
15% Custom Web Application Development
3% Blockchain & Web3 Development
5% E-Commerce Development
12% API Development & Integration
AI Summary
“RICH MAN, s.r.o. delivers custom software, AI/ML, SaaS, and automation solutions across sectors like EdTech, FinTech, HealthTech, enhancing digital products and operational efficiency.”
Glemad
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Glemad is a leading global provider specializing in next-generation digital transformation and software engineering services. With a significant worldwide presence and a proven history of success, Glemad helps clients in over 10 countries effectively navigate their digital transformation journeys. D
Highlights
$1,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
250-999
Employees
Lagos, Lagos, Ng
Services Provided+7 Services
3% CMS Development & Customization
11% Custom Web Application Development
9% API Development & Integration
3% Legacy System Modernization
AI Summary
“Glemad is a global leader in digital transformation and software engineering, enabling clients across 10+ countries to achieve agile, AI-driven growth through cloud solutions, innovation, and inclusive collaboration.”
FaithCode Technologies
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FaithCode Technologies is a leading provider of IT solutions, focusing on AI-enhanced website development, smart software applications, and cutting-edge automation services. Our skills include AI agents, machine learning applications, and comprehensive digital transformation. Additionally, we offer
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Noida, Uttar Pradesh, In
Services Provided
10% API Development & Integration
25% Custom Web Application Development
15% Mobile App Development (iOS & Android)
50% AI Strategy & Roadmap Consulting
AI Summary
“FaithCode Technologies delivers AI-driven IT solutions including website development, software applications, automation, and digital marketing services to enhance and transform business operations globally.”
XillenTech
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Xillentech is a product engineering studio focused on intellectual property. We develop Large Action Models (LAMs), Zero-Copy Salesforce Architectures, and Unified Commerce solutions tailored for mid-market and enterprise customers. Our approach emphasizes building rather than consulting, viewing co
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Ahmedabad, Gujarat, In
Services Provided+5 Services
10% Custom Web Application Development
8% Mobile App Development (iOS & Android)
12% API Development & Integration
15% E-Commerce Development
AI Summary
“Xillentech is a product engineering studio specializing in innovative solutions like Large Action Models and Unified Commerce, delivering efficient, transparent projects focused on intellectual property value.”
V
VNTech
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VNTech is an innovative software and mobile app development firm dedicated to creating powerful, scalable, and user-friendly digital solutions for businesses of any size. We focus on designing and building top-notch mobile apps, web platforms, and bespoke software that enable brands to thrive in the
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided
30% Custom Web Application Development
40% Mobile App Development (iOS & Android)
20% API Development & Integration
10% E-Commerce Development
AI Summary
“VNTech develops scalable, user-friendly mobile apps and bespoke software, integrating innovative technology and design to enhance business performance and drive digital transformation across industries.”
Novus Tech Group
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Novus Tech Group is a premier software development firm catering to clients throughout North America. Our skilled developers and designers are dedicated to offering innovative solutions tailored to the specific requirements of every client. At Novus Tech Group, we blend advanced technology with a fo
Highlights
$25,000+
Min Project Size
10-49
Employees
Calgary, Alberta, Ca
Services Provided+6 Services
8% API Development & Integration
14% Custom Web Application Development
8% Mobile App Development (iOS & Android)
3% Legacy System Modernization
AI Summary
“Novus Tech Group is a North American software firm offering innovative, customized digital solutions and consulting to enhance clients' operations, online presence, and business transformation.”
NOCODE.GDN
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Nocode.gdn focuses on enhancing SaaS and digital products 🚀 by offering a complete range of services, which includes developing MVPs ✨, innovative product design 🎨, fast prototyping 🔧, strategic product roadmapping 🗺️, and smart workflow automation 🤖 utilizing AI. We have worked with a diverse
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Friendswood, Texas, Us
Services Provided+1 Services
15% API Development & Integration
25% Custom Web Application Development
10% E-Commerce Development
35% Product UX Strategy
AI Summary
“Nocode.gdn provides comprehensive SaaS and digital product services, including MVP development, design, prototyping, roadmapping, and AI-driven workflow automation across diverse industries.”
DTech AL
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DTech Al is an innovative software development firm focused on creating personalized digital solutions that help businesses grow, scale, and innovate. We specialize in developing: - Custom SaaS platforms - CRMs - CMSs - Management systems - RESTful APIs using advanced technologies like: - Angular
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
Services Provided+1 Services
23% Custom Web Application Development
8% QA & Software Testing
17% API Development & Integration
2% E-Commerce Development
AI Summary
“DTech AI delivers customized, scalable software solutions including SaaS, CRMs, and APIs, leveraging advanced tech and DevOps to empower businesses with secure, user-friendly digital innovations.”
CauseLabs
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We provide managed website services tailored for expanding nonprofits and small businesses. Our aim is to enhance positive impact. With two decades of experience and expertise in technology, we assist nonprofits and companies in amplifying their influence through strategic planning, design, and besp
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Services Provided+2 Services
23% Custom Web Application Development
10% API Development & Integration
14% UX Research & Usability Testing
13% Product UX Strategy
AI Summary
“CauseLabs delivers managed website services and custom software for nonprofits and small businesses, leveraging technology and strategic design to foster growth and societal impact.”
React Digitally
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We are an acclaimed web design agency and SEO experts located in the UK. Our focus is on creating hand-coded websites and tailored headless content management systems. Unlike conventional digital agencies that churn out WordPress templates, we deliver truly exceptional websites that load quickly and
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Belfast, Northern Ireland, Gb
Services Provided+1 Services
28% Custom Web Application Development
10% API Development & Integration
12% CMS Development & Customization
40% Search Engine Optimization (SEO)
AI Summary
“React Digitally is a UK-based web design agency specializing in hand-coded websites and custom headless CMS, delivering fast, SEO-optimized sites that enhance online visibility.”

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