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.

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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

Senzmate
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SenzMate improves the efficiency and productivity of businesses by integrating IoT-based intelligence into their operations.
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Colombo 04, Lk
Services Provided+5 Services
12% Custom Web Application Development
13% API Development & Integration
7% Backend Development
2% Mobile App Development (iOS & Android)
AI Summary
“SenzMate delivers IoT-driven solutions that enhance operational efficiency and productivity for businesses, integrating intelligent technology to optimize diverse industry processes.”
Four Digits
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We provide high-quality, meticulously designed software that your organization can depend on for growth. We organize information and develop business cases to create software that enhances your processes, allowing you to concentrate on advancing your organization. Our approach utilizes a carefully c
Highlights
$5,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
10-49
Employees
Arnhem, Nl
Services Provided+2 Services
23% Custom Web Application Development
10% API Development & Integration
14% Product UX Strategy
12% UX Research & Usability Testing
AI Summary
“Four Digits delivers high-quality, tailored software solutions using Python, Django, and Wagtail CMS, ensuring process improvement and certified standards for organizational growth and digital partnership.”
Millennium EBS Pvt Ltd
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Millennium EBS is a prominent digital transformation firm with more than twenty years of hands-on experience that focuses on redefining and restructuring business processes for the modern digital era.
Highlights
$25,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Kochi, Kerala, In
Services Provided+3 Services
17% Custom Web Application Development
13% API Development & Integration
3% Blockchain & Web3 Development
10% Conversational AI & Voice Assistant Development
AI Summary
“Millennium EBS Pvt Ltd is a seasoned digital transformation firm with over 20 years' experience, specializing in modernizing and optimizing business processes for the digital age.”
Margasoft
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Margasoft Corp. specializes in custom software development, providing enterprise-level solutions specifically designed for the legal sector. Utilizing our low-code legal tech platform, MICMA, we tailor each solution to align with your workflows, ensuring secure hosting in a dedicated environment, wh
Highlights
10-49
Employees
Los Angeles, California, Us
Services Provided+6 Services
20% Custom Web Application Development
10% API Development & Integration
4% Legacy System Modernization
10% AI Strategy & Roadmap Consulting
AI Summary
“Margasoft Corp. delivers custom, low-code software solutions for the legal sector, leveraging AI and flexible hosting to enhance workflow efficiency and productivity across enterprises.”
SC LERATECH INNOVATION SRL
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We are a committed and talented group of developers, product managers, and innovative problem-solvers. With significant experience in developing cross-platform mobile applications for both iOS and Android, as well as web solutions, we collaborate closely with our clients throughout the entire proces
Highlights
$25-49/hr
Avg Hourly Rate
2-9
Employees
Targu Mures, Mures, Ro
Services Provided+2 Services
10% API Development & Integration
23% Mobile App Development (iOS & Android)
14% Product UX Strategy
10% Mobile App UI Design
AI Summary
“SC LERATECH INNOVATION SRL is a skilled team specializing in cross-platform mobile and web application development, offering collaborative, tailored, and innovative digital solutions from concept to deployment.”
Alexander Pfeif Einzelunternehmen
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Softbrains has a comprehensive understanding of the challenges and requirements faced by small and medium-sized enterprises (SMEs) regarding digital transformation and process optimization. **Softbrains' Services** - **Custom Web Application Development:** Softbrains designs personalized web appl
Highlights
$100-149/hr
Avg Hourly Rate
Worms, Rhineland Palatinate, De
Services Provided
25% Custom Web Application Development
15% API Development & Integration
10% Mobile App Development (iOS & Android)
50% Cloud Infrastructure Setup (AWS / GCP / Azure)
AI Summary
“Alexander Pfeif Einzelunternehmen specializes in tailored digital solutions including web and mobile app development, cloud management, API integration, and data science to optimize SME processes securely and efficiently.”
Leveret Systems Ltd
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Leveret Systems Ltd is a UK-based consultancy focusing on the integration of BIM/CDE platforms with enterprise systems. We create the essential middleware layer that many digital engineering teams lack, which includes custom API integrations, webhook-based data flows, event-driven pipelines, and ana
Highlights
$5,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
East Grinstead, England, Gb
Services Provided+2 Services
10% Custom Web Application Development
15% API Development & Integration
15% AI Agent & Multi-Agent System Development
10% BI & Big Data Consulting & SI
AI Summary
“Leveret Systems Ltd specializes in integrating BIM/CDE platforms with enterprise systems through custom middleware, AI/ML for AEC, and data engineering, delivering comprehensive digital construction solutions.”
SF AI Labs
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SF AI Labs is an artificial intelligence development studio based in San Francisco. Comprised of former AI researchers and founders backed by venture capital, we have assisted over 50 organizations, such as Standard Chartered Bank, Samsung Research, and Thermo Fisher, in enhancing their AI capabilit
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
San Francisco, California, Us
Services Provided+14 Services
8% AI Strategy & Roadmap Consulting
5% LLM Integration & Prompt Engineering
4% Custom AI Chatbot Development
6% Machine Learning Model Development
AI Summary
“SF AI Labs, a San Francisco-based AI development studio, delivers end-to-end AI solutions combining technical expertise and business insights, aiding over 50 organizations in innovation and commercialization.”
SyncMonk Technologies
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SyncMonk is a deep technology engineering firm focused on precision timing, FPGA systems, embedded engineering, AI-driven platforms, SaaS solutions, and comprehensive product development. We assist startups, OEMs, and large enterprises in turning their ideas into scalable, high-performance products
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Bengaluru, Karnataka, In
Services Provided+5 Services
13% Custom Web Application Development
8% Mobile App Development (iOS & Android)
15% API Development & Integration
15% SaaS Product Development
AI Summary
“SyncMonk Technologies is an India-based deep tech firm specializing in precision timing, FPGA, embedded systems, AI platforms, and SaaS, delivering scalable, high-performance hardware and software solutions globally.”
VPO IT Factory
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We are a web development firm that focuses on outsourcing web projects and provides a clear and efficient development process. Our team creates strong and scalable web solutions primarily utilizing Java, C#, and TypeScript.
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+1 Services
23% Custom Web Application Development
15% API Development & Integration
7% E-Commerce Development
5% Legacy System Modernization
AI Summary
“VPO IT Factory is a web development firm specializing in scalable outsourcing solutions, delivering efficient projects with expertise in Java, C#, and TypeScript technologies.”

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