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 9, 2026

We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. Learn how Edverise ensures trust

8,617 Companies

List of the Best API Development & Integration Agencies

LUXECOGProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Luxecog is a dynamic full-stack digital services agency that assists businesses in transforming their ideas into scalable digital solutions. With over 15 years of industry expertise, we focus on developing responsive websites, custom software, mobile applications, and intuitive UI/UX designs, along
Highlights
<25
Avg Hourly Rate
2-9
Employees
Services Provided
70% Custom Web Application Development
30% API Development & Integration
100% DevOps Engineering
AI Summary
“Luxecog is a full-stack digital agency providing responsive web development, custom software, mobile apps, UI/UX design, and digital marketing to empower businesses across industries.”
DataMadeProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
DataMade is a civic tech firm based in Chicago. We recognize that while data is often readily available, interpreting it can be challenging. At DataMade, we convert intricate data sets into straightforward, engaging, and actionable websites. We collaborate with nonprofits, local governments, governm
Highlights
$5,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Chicago, Illinois, Us
Services Provided+2 Services
70% Custom Web Application Development
30% API Development & Integration
80% Business Intelligence (BI) Dashboard Development
20% Data Strategy Consulting
AI Summary
“DataMade transforms complex data into accessible web tools and visualizations, partnering with nonprofits and governments to enhance research, analysis, and strategic data-driven decision-making.”
Kizlab LLPProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Kizlab is a team of highly skilled professionals proficient in Python, NodeJS, Django, PHP, ReactJS, and more. Our mission is to assist in transitioning outdated technology to a modern tech stack while managing maintenance costs.
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Mumbai, Maharashtra, In
Services Provided
70% Custom Web Application Development
30% API Development & Integration
60% BI & Big Data Consulting & SI
40% IT Staff Augmentation
AI Summary
“Kizlab LLP is a skilled software development team specializing in modern technologies like Python, NodeJS, Django, PHP, and ReactJS, focused on modernizing legacy systems and reducing maintenance costs.”
Protonshub TechnologiesProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Protonshub Technologies is a premier company specializing in AI and blockchain development, with a global reach that includes locations in India, Dubai, Sweden, and the USA. Our team of over 200 skilled developers focuses on providing state-of-the-art solutions in artificial intelligence, blockchain
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Indore, Madhya Pradesh, In
Services Provided+7 Services
25% Custom Web Application Development
30% Mobile App Development (iOS & Android)
25% API Development & Integration
20% Blockchain & Web3 Development
AI Summary
“Protonshub Technologies delivers advanced AI, blockchain, mobile, and web development services globally, offering innovative, scalable, and secure solutions tailored to business needs for digital transformation.”
BurendoProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Burendo is a consultancy dedicated to helping organizations enhance their adaptability and innovation while optimizing for the best possible return on investment. We hold a central belief in pragmatism; while challenges may be similar, each organization is distinct and needs tailored solutions. By e
Highlights
50-249
Employees
Leeds, England, Gb
Services Provided+2 Services
75% API Development & Integration
25% Legacy System Modernization
100% Cloud Consulting & SI
60% Product Design
AI Summary
“Burendo is a consultancy enhancing organizations' adaptability, innovation, and ROI through tailored solutions leveraging Lean, Agile, DevOps, Cloud, and proven global methodologies across diverse sectors.”
3rd IntervalProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
3rd Interval is a specialized technical consulting firm based in Seattle, assisting both startups and established companies in updating and expanding their operations. We create and revamp systems to replace unreliable tools, streamline processes, and incorporate functional AI. Our experienced team
Highlights
$1,000+
Min Project Size
100-149
Avg Hourly Rate
2-9
Employees
Seattle, Washington, Us
Services Provided
30% API Development & Integration
50% Custom Web Application Development
20% E-Commerce Development
100% AI Strategy & Roadmap Consulting
AI Summary
“3rd Interval is a Seattle-based technical consulting firm delivering user-focused software solutions, including system modernization and AI integration, supporting startups and established businesses with scalable, high-quality platforms.”
Working Software GmbHProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
We are Working Software! Based in Germany, we are a small and dynamic agency that operates remotely with a skilled and diverse team. Our knowledge encompasses various programming languages, website development, and SEO optimization. Whether you're looking for tailored software, an eye-catching websi
Highlights
100-149
Avg Hourly Rate
2-9
Employees
Nieder-Olm, De
Services Provided
50% Custom Web Application Development
30% API Development & Integration
20% E-Commerce Development
100% Machine Learning Model Development
AI Summary
“Working Software GmbH is a German remote agency specializing in tailored software development, website creation, and SEO optimization, delivering creative, precise, and committed digital solutions.”
ServeSparkProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
ServeSpark is a digital agency focused on transforming and enhancing the operations, processes, and customer experiences of its clients through digital solutions.
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Ottawa, Ontario, Ca
Services Provided
30% API Development & Integration
50% Custom Web Application Development
20% E-Commerce Development
100% CRM Consulting and SI
AI Summary
“ServeSpark is a digital agency dedicated to improving business operations, processes, and customer experiences through innovative digital solutions tailored to client needs.”
Legereum Blockchain TechnologiesProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Legereum Blockchain Technologies is a dedicated blockchain development company that creates secure and high-performance decentralized ecosystems. We connect complex blockchain protocols with advanced, user-friendly mobile interfaces for startups and enterprises around the world. Our main areas of ex
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Services Provided+2 Services
30% Mobile App Development (iOS & Android)
5% E-Commerce Development
35% Blockchain & Web3 Development
15% API Development & Integration
AI Summary
“Legereum Blockchain Technologies develops secure, high-performance decentralized ecosystems, specializing in custom crypto wallets, smart contracts, mobile DApps, and advanced blockchain protocol integrations globally.”
SofrixProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
SOFRIX was established in 2021 with the aim of providing innovative and trustworthy software solutions. Our team is made up of skilled developers, designers, project managers, and QA specialists who are enthusiastic about technology and committed to achieving excellence. We are recognized experts in
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Santa Monica, California, Us
Services Provided
30% API Development & Integration
50% Custom Web Application Development
20% Mobile App Development (iOS & Android)
100% DevOps Engineering
AI Summary
“Founded in 2021, Sofrix delivers innovative software and engineering solutions through a skilled team of developers, designers, and project managers committed to excellence.”

«Previous 1

...

223 224226 227

...

862 Next»

Latest insights & expert perspectives

Explore data-backed surveys with inputs from top industry experts.

Trust & Reviews

B2B Reviews Are Dying What Comes Next?

For the past decade, online reviews have been the default trust signal for B2B buyers. Before signing a contract with an agency, you check their Clutc

Nihar Ranjan Rout

B2B Strategy

The Discovery Gap: Why Great Work Isn't Enough Anymore

There was a time when doing exceptional work was enough to build a thriving agency. The work spoke for itself. Clients referred you. Reputation compou

Akash Mahapatra

Industry Trends

The Era of the Directory Is Over. Here's What's Replacing It.

The B2B directory had a good run. For two decades, it was the primary infrastructure connecting buyers with service providers a digital marketplace bu

Nihar Ranjan Rout

Check All Our Blogs

One Platform. One Promise. One Trust.

Whatever your business challenge, browse our most in-demand service categories to find top-rated companies and providers.