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

NeoSOFT Private Limited
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NeoSOFT specializes in Team Augmentation, Product Engineering, Mobility, and Data & AI services. We have a workforce of over 4,000 and more than 10 delivery centers worldwide, catering to more than 1,500 clients. As a CMMI Level 5 organization, NeoSOFT collaborates with startups, small and medium-si
Highlights
$5,000+
Min Project Size
< $25/hr
Avg Hourly Rate
1000-9999
Employees
Mumbai, Maharashtra, In
Services Provided+11 Services
8% Mobile App Development (iOS & Android)
3% E-Commerce Development
6% Custom Web Application Development
3% API Development & Integration
AI Summary
“NeoSOFT Private Limited delivers comprehensive software solutions including Team Augmentation, Product Engineering, Mobility, and Data & AI services globally, supporting over 1,500 clients across various sectors.”
Kynetix
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Our goal is to harness the advantages of digitization for commodities markets. Leveraging our experience with leading commodity exchanges and start-ups, alongside our expertise in enterprise agile software, we offer flexible and rapid solutions for our clients through our modular software, Sentinel.
Highlights
10-49
Employees
Services Provided+2 Services
14% Custom Web Application Development
3% SaaS Product Development
10% Backend Development
7% API Development & Integration
AI Summary
“Kynetix delivers agile, Microsoft-based software solutions for financial services, specializing in custom development, CRM, collaboration, and mobile applications to enhance efficiency and returns.”
Tallium Inc.
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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/hr
Avg Hourly Rate
50-249
Employees
Kyiv, Ua
Services Provided+16 Services
3% QA & Software Testing
6% Mobile App Development (iOS & Android)
3% API Development & Integration
4% 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.”
Leznit Software
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At Leznit Software, we merge innovation with craftsmanship in every line of code and design element. We are more than just developers; we are your partners in transforming ambitious ideas into real-world technology that enhances businesses. Based in Vancouver and established in 2021, our team thrive
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Vancouver, British Columbia, Ca
Services Provided+5 Services
7% API Development & Integration
8% SaaS Product Development
10% Custom Web Application Development
8% Mobile App Development (iOS & Android)
AI Summary
“Leznit Software, based in Vancouver since 2021, specializes in custom software, mobile apps, UI/UX design, and AI-driven automation, delivering tailored technology solutions through close client collaboration.”
React Native Starter AI
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React Native Starter AI is a comprehensive boilerplate designed for mobile app development, enabling you to turn your ideas into reality. It streamlines labor-intensive tasks such as creating a backend for your AI app, establishing in-app purchases for both Android and iOS, integrating AI features,
Highlights
2-9
Employees
Services Provided
30% Custom AI Chatbot Development
20% Machine Learning Model Development
40% Mobile App Development (iOS & Android)
10% API Development & Integration
AI Summary
“React Native Starter AI offers a comprehensive starter kit for mobile AI app development, integrating backend setup, AI features, payments, authentication, UI design, and tailored marketing guides.”
Empiric Infotech LLP
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Empiric Infotech LLP, established in 2020 in Surat, India, is a custom software development company that leverages AI technology. Our diverse team of over 75 engineers, designers, and AI experts has successfully completed more than 375 projects for over 200 clients across various sectors, including
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Surat, Gujarat, In
Services Provided+12 Services
4% Frontend Development
8% Mobile App Development (iOS & Android)
6% Custom Web Application Development
4% API Development & Integration
AI Summary
“Empiric Infotech LLP, founded in 2020 in India, offers tailored software development, AI-driven automation, UX/UI design, and branding services, supporting diverse global clients across sectors.”
Trifleck
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Trifleck is a top-tier software company that helps businesses expand with intelligent digital solutions. We provide comprehensive services, including website and mobile app development, as well as enhancing traffic, engagement, and sales through impactful digital marketing. Our standout feature is t
Highlights
50-249
Employees
Services Provided
23% Custom Web Application Development
20% Mobile App Development (iOS & Android)
7% API Development & Integration
50% AI Strategy & Roadmap Consulting
AI Summary
“Trifleck offers expert software development, AI-integrated solutions, and digital marketing services, enabling startups and established businesses to efficiently enhance growth, engagement, and sales.”
Mantar Tech
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Mantar Tech is a software development company based in London that specializes in creating web applications, mobile applications, and custom software for businesses in the UK. We collaborate with startups, small to medium enterprises, and expanding companies to create platforms that are quick to lau
Highlights
$5,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Services Provided
23% Custom Web Application Development
20% Mobile App Development (iOS & Android)
7% API Development & Integration
50% Product UX Strategy
AI Summary
“Mantar Tech, a London-based software firm, delivers scalable web and mobile applications, APIs, and cloud solutions for diverse UK businesses with fixed pricing and full code ownership.”
Alcosi Group
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Welcome to ALCOSI GROUP, your go-to partner for custom fintech and cryptocurrency development solutions. Our skilled team of developers is dedicated to creating innovative, secure, and scalable products that contribute to your business's success. At ALCOSI GROUP, we excel in recognizing the specific
Highlights
$10,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
50-249
Employees
Wroclaw, Lower Silesia, Pl
Services Provided+10 Services
3% E-Commerce Development
8% SaaS Product Development
7% Mobile App Development (iOS & Android)
10% Backend Development
AI Summary
“Alcosi Group specializes in custom fintech, cryptocurrency, and AI development, delivering secure, scalable solutions including smart contracts, payment processing, anti-fraud AI, and tailored fintech applications.”
Unlimitech Sp. z o.o.
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Unlimitech – Your Partner for E-commerce Implementation At Unlimitech, we specialize in delivering e-commerce solutions, concentrating on platform implementations, migrations, and continuous support. With almost ten years of experience, we have established ourselves as a trusted partner for business
Highlights
$25,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
10-49
Employees
Opole, Opole, Pl
Services Provided+6 Services
9% Custom Web Application Development
7% API Development & Integration
9% E-Commerce Development
15% Other IT Consulting and SI
AI Summary
“Unlimitech Sp. z o.o. offers tailored e-commerce solutions including platform implementation, migration, and support, leveraging diverse expertise to enhance online business growth and efficiency.”

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