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

iTSystemsProfile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Since 2010, iTSystems has served as a reliable partner for businesses in search of innovative solutions utilizing Microsoft technologies. As a Microsoft Gold Partner in both Application Development and Application Integration, we provide expertise and access to cutting-edge tools and resources to he
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Montevideo, Montevideo, Uy
Services Provided+4 Services
8% Legacy System Modernization
18% API Development & Integration
25% Custom Web Application Development
12% Generative AI
AI Summary
“iTSystems, a Microsoft Gold Partner since 2010, specializes in custom application development, data analytics, AI solutions, and staff augmentation to enhance business performance and growth.”
SCALER Software SolutionsProfile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
### About Scaler Scaler – Your Partner in Software Development Focused on FinTech Based in Eastern Europe, Scaler is a software agency that assists fast-growing scale-ups and innovation-driven companies to enhance their development capabilities without the delays and costs associated with in-hous
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Budapest, Budapest, Hu
Services Provided+5 Services
13% API Development & Integration
5% Legacy System Modernization
8% Frontend Development
5% Mobile App Development (iOS & Android)
AI Summary
“Scaler Software Solutions is an Eastern European agency specializing in FinTech software development, providing swift access to skilled EU-based engineers for regulated, innovative industries with transparent and cost-effective services.”
CodeWheel AIProfile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
CodeWheel AI is an AI consulting firm prioritizing security, led by a seasoned engineer with over 15 years of experience. I specialize in creating robust AI platforms, including Retrieval-Augmented Generation (RAG) systems, automated agent workflows, vector search capabilities, and scalable multi-te
Highlights
$25,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
Services Provided+3 Services
12% AI Agent & Multi-Agent System Development
3% AI Strategy & Roadmap Consulting
5% Custom AI Chatbot Development
14% AI Model Fine-Tuning & Training
AI Summary
“CodeWheel AI delivers secure, scalable AI consulting services specializing in robust platform development, secure RAG and agent workflows, multi-tenant SaaS architectures, and comprehensive AI security assessments.”
datarocketsProfile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
We are a software agency that specializes in AI and accelerates software development through our unique method, Agentic Engineering, which employs AI agents while ensuring quality and security. Over the past 11 years, we have collaborated with companies like Nike, Mejuri, Dealmaker, YipitData, and A
Highlights
$50,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Toronto, Ontario, Ca
Services Provided+3 Services
25% Custom Web Application Development
15% API Development & Integration
10% Backend Development
18% AI Strategy & Roadmap Consulting
AI Summary
“Datarockets is a software agency specializing in AI-driven development using Agentic Engineering, delivering secure, high-quality web, mobile, and AI solutions with expertise from startups to enterprises.”
CoreByte Teknoloji ve Yazilim GelistirmeProfile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
At CoreByte, our skilled team, proficient in various technologies, delivers solutions tailored to fulfill your company's web-based software requirements. Propel your business into the future with our innovative offerings in diverse areas, including stock and order management, custom e-commerce platf
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Izmir, Izmir, Tr
Services Provided+1 Services
17% API Development & Integration
12% Custom Web Application Development
5% E-Commerce Development
33% Go-to-Market Strategy
AI Summary
“CoreByte delivers tailored web-based software solutions, specializing in e-commerce, order management, API integrations, and digital transformation to drive business innovation and efficiency.”
TechAbbot Technology Services Pvt. Ltd.Profile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
TechAbbot is a group of skilled software engineers, technology enthusiasts, consultants, and creative designers dedicated to offering affordable solutions to everyone. Our team specializes in developing web and mobile applications. By outsourcing your software development tasks to us, you can receiv
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Ahmedabad, Gujarat, In
Services Provided
40% Mobile App Development (iOS & Android)
15% API Development & Integration
35% Custom Web Application Development
10% Legacy System Modernization
AI Summary
“TechAbbot Technology Services Pvt. Ltd. offers affordable, high-quality custom software solutions including web, mobile, and desktop application development, emphasizing transparency and client satisfaction.”
UpUpProfile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
At UpUp, we focus on turning intricate business issues into sophisticated technological solutions. Our skilled team, with a background in Fintech, Healthcare, and Well-Being, specializes in Web and Mobile Development, UX/UI, Web Design, and DevOps. We create tailored projects that foster growth and
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Lviv, Lviv, Ua
Services Provided+5 Services
13% API Development & Integration
18% Custom Web Application Development
15% Mobile App Development (iOS & Android)
5% E-Commerce Development
AI Summary
“UpUp delivers tailored technological solutions across Fintech, Healthcare, and Well-Being, specializing in web and mobile development, UX/UI design, and DevOps to enhance user experience and business growth.”
TechiososProfile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Techiosos is a bespoke development firm dedicated to creating high-performing digital solutions that meet the demands of contemporary businesses. We excel in building scalable websites and web applications featuring streamlined architecture, enhanced performance, and effortless user experiences. Eac
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Toronto, Ontario, Ca
Services Provided+3 Services
30% Custom Web Application Development
5% Mobile App Development (iOS & Android)
20% API Development & Integration
5% E-Commerce Development
AI Summary
“Techiosos specializes in bespoke web and application development, optimizing performance and maintaining scalable, efficient digital solutions to support sustained business growth and user engagement.”
PrimeWebProfile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
At PrimeWeb, we are dedicated to making your digital aspirations a reality. Our team focuses on cutting-edge software solutions that inspire creativity and help realize your vision.
Highlights
$50-99/hr
Avg Hourly Rate
2-9
Employees
Sofia, Sofia, Bg
Services Provided
23% Custom Web Application Development
17% Mobile App Development (iOS & Android)
10% API Development & Integration
50% LLM Integration & Prompt Engineering
AI Summary
“PrimeWeb delivers innovative software solutions that empower creativity and transform digital visions into reality, supporting diverse technology needs with a dedicated professional team.”
Yotomations LLCProfile set up by Edverise AI
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Yotomations is an AI and automation consultancy located in Tampa, established by Yaakov (Koby) Oranski. We assist businesses of all sizes in optimizing their operations, automating sales processes, and accelerating growth by integrating sophisticated CRM systems, workflow automation, and AI technolo
Highlights
$1,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
Lutz, Florida, Us
Services Provided+7 Services
13% Workflow Automation (Zapier / Make / n8n)
3% ERP Consulting and SI
5% AI Strategy & Roadmap Consulting
4% Other IT Consulting and SI
AI Summary
“Yotomations LLC specializes in AI-driven automation and CRM optimization, empowering businesses to streamline operations, enhance lead management, and accelerate growth through advanced workflows and marketing integration.”

«Previous 1

...

159 160162 163

...

849 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.