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

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

TuneLabProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
TuneLAB stands at the forefront of the digital arena, recognized for making complexity manageable and crafting sophisticated web solutions that drive business growth. With over a decade of industry experience, we offer specialized knowledge across various fields, including hospitality, e-commerce, l
Highlights
25-49
Avg Hourly Rate
10-49
Employees
Boryspil, Kyiv, Ua
Services Provided+1 Services
60% Custom Web Application Development
25% API Development & Integration
15% E-Commerce Development
70% AI Strategy & Roadmap Consulting
AI Summary
“TuneLAB delivers advanced, customized web solutions across diverse sectors, transforming complex digital challenges into strategic tools that drive growth and business success.”
ProgInnovaProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Established in 2013, ProgInnova is dedicated to providing high-quality software utilizing modern technologies and leading industry practices. Our services primarily concentrate on Data Integration Projects, Pentaho BI implementations, and tailor-made solutions, which encompass REST APIs, as well as
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Services Provided
40% Custom Web Application Development
35% Mobile App Development (iOS & Android)
20% API Development & Integration
5% Blockchain & Web3 Development
AI Summary
“ProgInnova, founded in 2013, specializes in high-quality software development with expertise in data integration, Pentaho BI, and custom REST APIs, mobile, and web applications.”
KelltonProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Kellton is a prominent global technology solutions provider that has been empowering businesses with innovative technology since 2009. With a workforce of over 2,000 expert professionals worldwide, we aim to assist organizations—from funded startups to Fortune 500 companies—in transforming, expandin
Highlights
$50,000+
Min Project Size
25-49
Avg Hourly Rate
1000-9999
Employees
Reston, Virginia, Us
Services Provided+8 Services
30% Custom Web Application Development
15% Mobile App Development (iOS & Android)
35% API Development & Integration
20% BI & Big Data Consulting & SI
AI Summary
“Kellton is a global technology provider delivering custom software, AI-driven solutions, and intelligent automation to drive digital transformation, business growth, and enhanced customer experiences across industries.”
TrossProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Tross is a company that enhances application development efficiency through standardization. After conducting thorough research, the team has identified a range of specialized tools that enable them to create high-quality applications quickly. The Tross Engine offers affordable and rapid hosting, CI
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Jersey City, New Jersey, Us
Services Provided+1 Services
25% Custom Web Application Development
20% API Development & Integration
20% Backend Development
20% Frontend Development
AI Summary
“Tross streamlines application development by offering standardized tools, rapid, affordable hosting, CI/CD, full-stack development, and 24/7 support, reducing the need for large tech teams.”
Brilworks SoftwareProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Brilworks is a software engineering firm that focuses on AI and web development for startups, scale-ups, and large enterprises. We create intelligent, data-centric applications, ranging from custom AI/ML models and LLM-based products to scalable web platforms with strong backends and polished fronte
Highlights
$5,000+
Min Project Size
<25
Avg Hourly Rate
50-249
Employees
Ahmedabad, Gujarat, In
Services Provided+4 Services
50% Custom Web Application Development
20% Mobile App Development (iOS & Android)
30% API Development & Integration
30% Generative AI
AI Summary
“Brilworks is a software engineering firm specializing in AI and web development, delivering custom intelligent applications and scalable platforms with comprehensive full-stack expertise and disciplined delivery.”
Nar Technology ServicesProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Nar is a provider of technology services that delivers managed solutions and project-oriented resources. Our developers work full-time as integral team members with our partner clients and are based at Nar’s headquarters in Turkey. We utilize agile development practices, and our developers specializ
Highlights
$25,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Istanbul, Istanbul, Tr
Services Provided+2 Services
30% Custom Web Application Development
20% API Development & Integration
20% Backend Development
15% Frontend Development
AI Summary
“Nar Technology Services offers managed technology solutions with specialized developers in multiple programming languages and DevOps tools, employing agile practices from its headquarters in Turkey.”
hexopsProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Hexops creates ultra-fast websites and effective marketing strategies for innovative brands.
Highlights
<25
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
100% API Development & Integration
60% Product UX Strategy
40% Interaction Design
100% Operational Process Consulting
AI Summary
“Hexops specializes in developing ultra-fast websites and delivering effective marketing strategies to support the growth of innovative brands across various industries.”
InnoWaveProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
InnoWave possesses unparalleled expertise in vision technology, along with extensive knowledge in firmware development for video processing and embedded systems, among other areas. We provide comprehensive imaging solutions for AI-driven vision applications, including embedded software design, hardw
Highlights
$10,000+
Min Project Size
100-149
Avg Hourly Rate
50-249
Employees
Cleveland, Ohio, Us
Services Provided+2 Services
20% Custom Web Application Development
35% Backend Development
45% API Development & Integration
30% AI Strategy & Roadmap Consulting
AI Summary
“InnoWave specializes in advanced vision technology and embedded systems, delivering tailored imaging solutions and software innovations trusted by leading semiconductor and AI industry partners globally.”
InfoLake LLCProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Established in 2017, InfoLake has reliably delivered satisfactory services to its business clients to help them achieve their objectives more quickly.
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Diamond Bar, California, Us
Services Provided+1 Services
25% Custom Web Application Development
20% Mobile App Development (iOS & Android)
20% API Development & Integration
20% E-Commerce Development
AI Summary
“InfoLake LLC, founded in 2017, provides dependable business services aimed at accelerating client goal achievement through consistent and satisfactory solutions across various domains.”
Codifika TechnologiesProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Codifikaes es una empresa tecnológica que se especializa en crear soluciones digitales personalizadas, destinadas a ayudar a las organizaciones a optimizar sus procesos, aumentar su productividad y acelerar su transformación digital. Nos encargamos del diseño y desarrollo de plataformas digitales a
Highlights
$5,000+
Min Project Size
2-9
Employees
Ciudad de Mexico, Mx
Services Provided+2 Services
40% API Development & Integration
40% Custom Web Application Development
20% Mobile App Development (iOS & Android)
40% CRM Consulting and SI
AI Summary
“Codifika Technologies specializes in tailored digital solutions including custom software, web and mobile apps, cloud integration, and process automation to enhance organizational productivity and digital transformation.”

«Previous 1

...

141 142144 145

...

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.