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

Magicpill Labs
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Magicpill Labs is an R&D agency focused on comprehensive AI solutions and software development. Located in the Pacific Northwest, our team comprises both local technical specialists and offshore development resources. Each member of our core team boasts over ten years of experience in various fields
Highlights
$1,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
Ridgefield, Washington, Us
Services Provided+5 Services
5% Workflow Automation (Zapier / Make / n8n)
10% AI Agent & Multi-Agent System Development
10% Machine Learning Model Development
5% Custom AI Chatbot Development
AI Summary
“Magicpill Labs delivers AI-driven software solutions and consulting, combining deep technical expertise and academic research to empower businesses with innovative, intelligent products and services.”
Websycraft
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Websycraft was established to address two major challenges in the industry by offering: - easy, direct communication at every phase of a project - personalized products designed to meet our clients’ specific needs. While we can use templates at times, our strength lies in delivering exceptional, cus
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Varna, Varna, Bg
Services Provided
35% Custom Web Application Development
10% API Development & Integration
5% E-Commerce Development
50% Machine Learning Model Development
AI Summary
“Websycraft specializes in delivering customized digital solutions, including websites and software, emphasizing direct communication, personalized products, and comprehensive client support for efficient project completion.”
C
Corebits Software Solutions Pvt Ltd
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CoreBits Software Solutions Pvt. Ltd was founded in June 2014. Our journey in the technology sector began well before that, as we completed many projects. We cultivated our skills across various technologies, gained expertise in multiple fields, and experienced every aspect of software development p
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided
25% Custom Web Application Development
60% Mobile App Development (iOS & Android)
15% API Development & Integration
AI Summary
“Founded in 2014, CoreBits Software Solutions Pvt. Ltd specializes in innovative, adaptable software development across mobile and desktop platforms, leveraging deep technological expertise to meet evolving market needs.”
Minicule
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Minicule is an AI-driven research platform designed for life sciences teams. It integrates and analyzes worldwide patent information, PubMed literature, and UniProt protein records through a user-friendly interface. Users can engage with either a Research AI Agent or a Patent AI Agent, pose scientif
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided
35% Custom Web Application Development
15% API Development & Integration
38% Custom AI Chatbot Development
12% AI Agent & Multi-Agent System Development
AI Summary
“Minicule is an AI-driven platform for life sciences, integrating patents, literature, and protein data into interactive knowledge graphs, enabling users to explore and analyze complex biomedical information without coding.”
Rocket Harbor
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Founded in 2016, Rocket Harbor is an innovative company dedicated to developing top-quality software. It may sound like a cliché, but as a firm that creates premium software products, we felt it was important to highlight that fact. However, please give us another chance! Who are we? We are a group
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Lviv, Lviv, Ua
Services Provided+5 Services
13% Custom Web Application Development
10% Mobile App Development (iOS & Android)
8% API Development & Integration
8% Backend Development
AI Summary
“Founded in 2016, Rocket Harbor is a software development company offering full-cycle engineering outsourcing, delivering innovative, high-quality IT solutions with expert teams and ongoing support.”
Infosit
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Since 2002, Infosit has been designing, developing, and providing sophisticated, innovative, and user-friendly web, mobile, and custom software solutions that enhance business growth. We focus on application development for the hospitality, automotive, and financial sectors, utilizing our long-term
Highlights
$100,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
10-49
Employees
Porec, Hr
Services Provided+3 Services
13% Custom Web Application Development
12% Mobile App Development (iOS & Android)
8% API Development & Integration
17% Product UX Strategy
AI Summary
“Infosit crafts innovative web, mobile, and custom software solutions across hospitality, automotive, and finance, leveraging expertise to enhance business growth and digital engagement globally.”
Bit-ua
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Bit-ua is a recognized partner and professional integrator of Business Automation Software (BAS) in Ukraine. We focus on assisting business owners, accountants, and managers in enhancing their operations through improved accuracy in accounting, data management, and internal processes. **Customizat
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+3 Services
18% Custom Web Application Development
5% Mobile App Development (iOS & Android)
20% API Development & Integration
7% E-Commerce Development
AI Summary
“Bit-ua specializes in tailoring and integrating Business Automation Software in Ukraine, enhancing accounting accuracy, data management, and operational efficiency for diverse business needs.”
Let IT Code
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We collaborate with small to medium-sized businesses and startups. Our core team is made up of skilled analysts, UX designers, developers, and testers, all of whom have experience managing complex projects for international clients. Our goal is to support your business growth, and we aim to grow alo
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Swierklaniec, Silesian, Pl
Services Provided+2 Services
23% Custom Web Application Development
8% E-Commerce Development
12% API Development & Integration
7% QA & Software Testing
AI Summary
“Let IT Code partners with SMEs and startups, delivering customized software solutions through skilled teams, focusing on business process analysis and measurable growth outcomes.”
Vistapub
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We create applications that deliver outcomes for your business. Our goal is to support innovators by providing dependable, cost-effective, and quickly developed apps. Our process is five times faster than conventional methods and at a much lower cost.
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Avare, Sao Paulo, Br
Services Provided+1 Services
25% Custom Web Application Development
18% Mobile App Development (iOS & Android)
7% API Development & Integration
30% Product UX Strategy
AI Summary
“Vistapub develops reliable, cost-effective applications rapidly, enabling businesses to innovate and achieve outcomes five times faster than traditional methods.”
Workvolve
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Workvolve creates workflow automations and AI integrations tailored for Australian businesses. We take care of the automations that have been lingering on your to-do list for years, such as CRM synchronization, lead follow-up, client onboarding, document processing, AI tools, and custom API integrat
Highlights
$1,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
Services Provided+5 Services
18% Workflow Automation (Zapier / Make / n8n)
5% Other IT Consulting and SI
3% AI Agent & Multi-Agent System Development
5% Custom AI Chatbot Development
AI Summary
“Workvolve specializes in automating workflows and integrating AI for Australian businesses, delivering custom CRM syncs, document processing, lead follow-ups, and AI API solutions with fixed fees.”

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