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 12, 2026

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8,618 Companies

List of the Best API Development & Integration Agencies

BitboundaireProfile set up by Edverise AI
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We enhance digital businesses through technology consulting that prioritizes client success. Our tech teams strike a balance between quality and speed in software development, equipped to take on new projects or improve current ones, ensuring your success at every stage.
Highlights
$50,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Coral Gables, Florida, Us
Services Provided+5 Services
40% Custom Web Application Development
25% Mobile App Development (iOS & Android)
20% API Development & Integration
15% Backend Development
AI Summary
“Bitboundaire specializes in technology consulting and software development, delivering quality solutions with balanced speed to support digital businesses in launching new projects and optimizing existing ones.”
Tembosoft LimitedProfile set up by Edverise AI
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Tembosoft Limited provides businesses with dependable IT solutions that boost enterprise value and ensure a good Return on Investment (ROI). The company is officially registered and is located in Oysterbay, Dar es Salaam. Our services include IT solutions, web development and hosting, branding, medi
Highlights
50-99
Avg Hourly Rate
2-9
Employees
Dar es Salaam, Tz
Services Provided+6 Services
25% API Development & Integration
60% Custom Web Application Development
15% E-Commerce Development
100% ERP Consulting and SI
AI Summary
“Tembosoft Limited, based in Dar es Salaam, delivers innovative IT and digital marketing solutions, enhancing enterprise value through web development, branding, and software automation for diverse clients.”
Bracket CoderProfile set up by Edverise AI
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Bracket Coder is a web development firm that specializes in creating scalable, secure, and high-performance web applications using Django and Python. We assist startups, small to medium-sized enterprises, and large organizations in turning their ideas into robust digital solutions that foster growth
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Services Provided+3 Services
40% Custom Web Application Development
30% API Development & Integration
20% Backend Development
10% Frontend Development
AI Summary
“Bracket Coder delivers scalable, secure Django and Python web applications for startups to enterprises, emphasizing agile development, clean architecture, and collaborative innovation for digital growth.”
WTT SolutionsProfile set up by Edverise AI
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🚀 WTT Solutions – AI & Software Development Firm 🧑‍💻 WTT Solutions is a trusted provider of tailored software development and a leading company in mobile app development. Our skilled software developers create sophisticated AI applications, machine learning solutions, and SaaS application develop
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided+9 Services
15% Custom Web Application Development
30% Mobile App Development (iOS & Android)
15% API Development & Integration
20% SaaS Product Development
AI Summary
“WTT Solutions specializes in AI-driven software and mobile app development, offering secure, scalable web and SaaS applications with expertise across Healthcare, FinTech, EdTech, and more globally.”
Arteiya Ltd.Profile set up by Edverise AI
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Arteiya is a digital solutions company based in the UK that focuses on web development, UI/UX design, and creative services. We create user-friendly and scalable digital experiences using WordPress, WooCommerce, mobile solutions, AI, and new technologies, guaranteeing quality, creativity, and afford
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
London, England, Gb
Services Provided+8 Services
25% Custom Web Application Development
15% Mobile App Development (iOS & Android)
15% API Development & Integration
20% E-Commerce Development
AI Summary
“Arteiya Ltd. is a UK-based digital solutions provider specializing in custom web and mobile development, UI/UX design, and innovative technologies like AI and blockchain to empower businesses.”
Tallium Inc.Profile set up by Edverise AI
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Tallium is a reliable partner for your business innovations. We specialize in developing customized mobile, web, and AI applications for both startups and large organizations, guiding our fantastic clients and partners from the initial concept and design through to the final product, launch, and ong
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Kyiv, Ua
Services Provided+16 Services
10% QA & Software Testing
25% Mobile App Development (iOS & Android)
10% API Development & Integration
15% Backend Development
AI Summary
“Tallium Inc. develops custom mobile, web, and AI applications, serving startups and enterprises with expertise in FinTech, healthcare, education, and Agile consulting, delivering innovative solutions globally.”
Mushroom Solutions IncProfile set up by Edverise AI
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Mushroom Solutions is a leading provider in the fields of Automation, Document Processing, and Clinical Trials Operations Automation (CTOps). Our mission is centered on key objectives that include streamlining processes, promoting automation, reducing costs, and improving the customer experience. We
Highlights
$5,000+
Min Project Size
100-149
Avg Hourly Rate
50-249
Employees
Services Provided+9 Services
15% AI Agent & Multi-Agent System Development
25% Robotic Process Automation (RPA)
10% Other IT Consulting and SI
10% Generative AI
AI Summary
“Mushroom Solutions Inc. specializes in automation and document processing, enhancing clinical trials operations through innovative technologies to improve efficiency, reduce costs, and elevate customer experience.”
OneNine InnovationsProfile set up by Edverise AI
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OneNine is an energetic development agency based in Montreal that focuses on custom software development, artificial intelligence, and e-commerce solutions. We help businesses boost revenue, optimize operations, and improve their digital presence by implementing cutting-edge technology and increasin
Highlights
$5,000+
Min Project Size
100-149
Avg Hourly Rate
2-9
Employees
Montreal, Quebec, Ca
Services Provided+6 Services
15% API Development & Integration
40% Custom Web Application Development
15% Mobile App Development (iOS & Android)
30% E-Commerce Development
AI Summary
“OneNine Innovations is a Montreal-based agency specializing in custom software, AI, and e-commerce solutions, driving business growth through advanced technology and digital transformation.”
UptechProfile set up by Edverise AI
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Uptech is a global software development firm that supports Fortune 500 and Inc. 5000 companies, along with rapidly growing startups, in the design, development, and delivery of exceptional digital products. With a decade of experience under our belt, we assist businesses in leveraging AI, reimaginin
Highlights
$25,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Kyiv, Ua
Services Provided+12 Services
30% Custom Web Application Development
20% Mobile App Development (iOS & Android)
10% Legacy System Modernization
15% Backend Development
AI Summary
“Uptech is a global software development firm delivering innovative digital solutions to Fortune 500 companies and startups, leveraging AI and transforming industries like finance and healthcare.”
Devion techProfile set up by Edverise AI
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Devion Tech is a contemporary IT solutions company focused on comprehensive web and mobile application development. We create innovative, scalable, and user-friendly digital products designed to help businesses thrive. Leveraging our expertise in Next.js, Node.js, and Flutter, we transform ideas int
Highlights
$1,000+
Min Project Size
<25
Avg Hourly Rate
Services Provided+1 Services
40% Mobile App Development (iOS & Android)
45% Custom Web Application Development
15% API Development & Integration
60% Brand Identity Design
AI Summary
“Devion Tech specializes in developing scalable web and mobile applications using Next.js, Node.js, and Flutter, delivering tailored IT solutions that empower businesses across various industries.”

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