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

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8,617 Companies

List of the Best API Development & Integration Agencies

EltexSoftProfile set up by Edverise AI
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At EltexSoft, we create tailored software solutions and enhance the capabilities of existing engineering teams for startups and renowned companies, including those in the Fortune 500 and INC 5000. Our key areas of expertise include: • Sports, Health & Wellness, and Longevity (web and mobile platform
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Burbank, California, Us
Services Provided+4 Services
25% API Development & Integration
45% Custom Web Application Development
30% Mobile App Development (iOS & Android)
40% Generative AI
AI Summary
“EltexSoft delivers tailored software solutions across diverse industries, leveraging skilled engineers and best practices to enhance teams, ensure quality, and maximize business value with timely delivery.”
Lisod VietnamProfile set up by Edverise AI
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Lisod aspires to be a company focused on delivering technology solutions, positioning ourselves competitively alongside major global enterprises. Our goal is to offer our clients top-notch solutions that deliver exceptional value to their businesses.
Highlights
$5,000+
Min Project Size
100-149
Avg Hourly Rate
50-249
Employees
Services Provided+1 Services
25% Mobile App Development (iOS & Android)
30% Custom Web Application Development
20% API Development & Integration
15% E-Commerce Development
AI Summary
“Lisod Vietnam delivers competitive technology solutions, striving to provide exceptional value and advanced services to clients, aligning with global enterprise standards.”
Output42Profile set up by Edverise AI
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Output42, a consultancy specializing in aviation software, offers a diverse array of solutions and services. These include application and product development, software system integration, and data migration. The company boasts a team of developers and consultants with deep expertise in the airline
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided+1 Services
30% Custom Web Application Development
10% Mobile App Development (iOS & Android)
35% Legacy System Modernization
25% API Development & Integration
AI Summary
“Output42 is a consultancy specializing in aviation software, offering development, integration, migration, and support services with expertise in airline and MRO systems, including AMOS implementations.”
MoravioProfile set up by Edverise AI
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Moravio transforms intricate concepts into functional software that enhances revenue and keeps you ahead of the curve. We collaborate closely with your team as a long-term partner, providing guidance throughout the entire process, from discovery and UX to launch, cloud scaling, and ongoing enhanceme
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Prague, Cz
Services Provided+10 Services
30% API Development & Integration
15% E-Commerce Development
35% Custom Web Application Development
20% Mobile App Development (iOS & Android)
AI Summary
“Moravio delivers tailored software solutions including web, mobile, AI tools, and cloud services, collaborating closely to drive business growth across diverse industries with flexible engagement models.”
Black AntelopeProfile set up by Edverise AI
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Founded in 2009, Black Antelope is a digital creative agency that specializes in intricate, high-impact projects. We create tailored digital platforms that emphasize performance, accessibility, and long-term sustainability. Operating out of Seattle and Sacramento, we collaborate with organizations s
Highlights
$25,000+
Min Project Size
100-149
Avg Hourly Rate
2-9
Employees
Edmonds, Washington, Us
Services Provided+2 Services
35% Custom Web Application Development
10% E-Commerce Development
25% API Development & Integration
30% CMS Development & Customization
AI Summary
“Black Antelope is a Seattle-based digital agency delivering tailored, high-impact CMS platforms and custom web applications, emphasizing accessibility, complex integrations, and scalable solutions for diverse sectors.”
Appopoleis StudiosProfile set up by Edverise AI
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Appopoleis creates AI production systems tailored for logistics, maritime, healthcare, and B2B operations teams. Our offerings range from custom AI agents and WhatsApp AI for business to on-site LLM infrastructure, voice-first automation, and AI-driven mobile applications. We do not offer standard s
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Mira Bhayandar, Maharashtra, In
Services Provided
70% Mobile App Development (iOS & Android)
30% API Development & Integration
65% AI Agent & Multi-Agent System Development
35% LLM Integration & Prompt Engineering
AI Summary
“Appopoleis Studios specializes in custom AI production systems across logistics, maritime, healthcare, and B2B sectors, delivering tailored solutions including AI agents, voice automation, and mobile applications.”
Codexia TechnologiesProfile set up by Edverise AI
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Codexia employs an effective development strategy to provide our customers with the best possible experience. We create and deliver advanced, innovative solutions tailored to your requirements, enabling you to transform your business. As software development outsourcing emerges as a strategic and co
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Lahore, Pk Punjab, Pk
Services Provided+2 Services
30% Mobile App Development (iOS & Android)
35% Custom Web Application Development
25% API Development & Integration
10% E-Commerce Development
AI Summary
“Codexia Technologies delivers innovative, tailored software development and outsourcing solutions, supporting businesses from startups to multinationals with comprehensive digital services and strategic partnerships.”
Vamsi KrishnaProfile set up by Edverise AI
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I’m a web developer based in India with over a decade of experience in PHP and more than eight years with frameworks such as Laravel and CodeIgniter. My expertise includes working on various SaaS platforms, CRM systems, booking applications, and user-centric web products. Throughout my career, I hav
Highlights
<25
Avg Hourly Rate
Services Provided
40% API Development & Integration
10% E-Commerce Development
50% Custom Web Application Development
100% CRM Consulting and SI
AI Summary
“Vamsi Krishna is an experienced Indian web developer specializing in PHP, Laravel, and CodeIgniter, creating scalable SaaS platforms, CRM systems, and optimized database solutions.”
Conversion BeastProfile set up by Edverise AI
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We are a performance marketing partner dedicated to accelerating the growth of service-oriented businesses and enabling agencies to scale more effectively. Our offerings encompass advertising, sales funnels, websites, SEO, and automation, all crafted to maximize conversions and provide measurable re
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided+6 Services
100% API Development & Integration
100% Product UX Strategy
100% Graphic Design
35% Pay Per Click
AI Summary
“Conversion Beast specializes in performance marketing services including advertising, sales funnels, websites, SEO, and automation to drive measurable growth for service businesses and agencies.”
Pell SoftwareProfile set up by Edverise AI
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• Entirely US-based— Our staff is full-time and never outsourced • Direct Collaboration between Clients and Engineers— No more miscommunications • Focused on Long-term Partnerships— Work directly with software engineers • Over 90 Perfect 5-Star Ratings— Exceptional service and support • Pre-
Highlights
$1,000+
Min Project Size
100-149
Avg Hourly Rate
10-49
Employees
Denver, Colorado, Us
Services Provided+2 Services
40% Custom Web Application Development
25% API Development & Integration
15% Legacy System Modernization
20% E-Commerce Development
AI Summary
“Pell Software delivers custom AI-driven business software with US-based engineers, emphasizing direct client collaboration, long-term partnerships, and cost-effective pre-built templates for optimized workflows.”

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