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 7, 2026

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8,617 Companies

List of the Best API Development & Integration Agencies

Unified InfotechProfile set up by Edverise AI
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Unified Infotech is an established digital transformation partner with 15 years of experience and multiple awards to its name. Our mission is to accelerate business growth through innovative technologies and efficient digital processes. We cater to a diverse clientele, including Fortune 500 companie
Highlights
$25,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
New York, New York, Us
Services Provided
40% Custom Web Application Development
30% Mobile App Development (iOS & Android)
20% API Development & Integration
10% E-Commerce Development
AI Summary
“Unified Infotech is a global digital transformation partner delivering tailored web, mobile, and software solutions. With 15 years' experience, it supports businesses through innovative technology and consulting services.”
XsideProfile set up by Edverise AI
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We are a company founded by experienced developers who specialize in creating cutting-edge software while eliminating the usual overhead associated with conventional IT services.
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Buenos Aires, Ar
Services Provided
30% Mobile App Development (iOS & Android)
40% Custom Web Application Development
10% Legacy System Modernization
20% API Development & Integration
AI Summary
“Xside is a developer-founded company specializing in innovative software development, delivering advanced solutions efficiently while minimizing traditional IT service overhead.”
KodansoftProfile set up by Edverise AI
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Clutch users select us because we are a software development firm specializing in B2B digital solutions, including web and mobile applications and IoT. Our expertise lies in developing complex Artificial Intelligence systems and creating web and mobile solutions for business automation, video and au
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Daugavpils, Daugavpils Municipality, Lv
Services Provided
40% Custom Web Application Development
30% Mobile App Development (iOS & Android)
20% API Development & Integration
10% E-Commerce Development
AI Summary
“Kodansoft is a software development firm specializing in B2B digital solutions, including AI systems, web, mobile, and IoT applications across diverse industries such as healthcare and finance.”
Vinur SoftwareProfile set up by Edverise AI
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We offer tailored software development and IT outsourcing solutions. Our team of developers creates bespoke software for individuals, startups, as well as small and medium-sized enterprises.
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Yerevan, Am
Services Provided
30% Mobile App Development (iOS & Android)
40% Custom Web Application Development
20% API Development & Integration
10% QA & Software Testing
AI Summary
“Vinur Software specializes in custom software development and IT outsourcing, delivering tailored solutions to individuals, startups, and small to medium enterprises across diverse sectors.”
Agile Software SolutionsProfile set up by Edverise AI
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We cater to small and mid-sized businesses by providing customized software solutions that eliminate the necessity of employing in-house software engineers. Our leadership team consists of experienced engineers and software developers from various industries, all dedicated to enhancing your speciali
Highlights
100-149
Avg Hourly Rate
2-9
Employees
Hudsonville, Michigan, Us
Services Provided
25% API Development & Integration
60% Custom Web Application Development
15% QA & Software Testing
AI Summary
“Agile Software Solutions delivers tailored software solutions to small and mid-sized businesses, leveraging experienced industry engineers to enhance specialized software without in-house staffing.”
M
MyGeo LLCProfile set up by Edverise AI
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MyGeo LLC provides software solutions focused on IT internal automation, integration, and comprehensive software development throughout its lifecycle. They offer consulting services, project management, and work on prototypes as well as medium to large-scale software projects using Python, JavaScrip
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Miami, Florida, Us
Services Provided
35% Legacy System Modernization
65% API Development & Integration
100% Digital Strategy
AI Summary
“MyGeo LLC delivers IT automation, software development, AI/ML integration, and DevOps services, leveraging technologies like Python and AWS for enterprises including JP Morgan and Amazon.”
Zelkom LLCProfile set up by Edverise AI
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𝗭𝗲𝗹𝗸𝗼𝗺 𝗶𝘀 𝗮 𝘁𝗲𝗮𝗺 𝗮𝗱𝗶𝗻𝗴 𝗲𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗶𝗻 𝗥𝘂𝘀𝘁. We create dependable digital solutions, ranging from backend systems and Telegram bots to automation tools and AI integrations. 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗲𝗻𝗴𝗮𝗴𝗲 𝘄𝗶𝘁𝗵 𝘂𝘀 𝘂𝗻𝗱𝗲𝗿 𝗰𝗲𝗿𝘁𝗮𝗶𝗻 𝗰𝗶𝗿𝗰𝘂𝗺𝘀𝘁𝗮𝗻𝗰𝗲𝘀: -
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Tbilisi, Tbilisi, Ge
Services Provided
30% Custom Web Application Development
20% API Development & Integration
40% Backend Development
10% Blockchain & Web3 Development
AI Summary
“Zelkom LLC specializes in developing scalable backend systems, Telegram bots, automation, and AI integrations using diverse technologies, supporting startups and B2B globally with reliable digital solutions.”
BETA COREProfile set up by Edverise AI
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We are a company that focuses on digital construction and transformation. Our passion lies in aiding businesses on their path to innovation, fostering their growth and adaptation in a highly competitive landscape. Over the years, we have assembled a diverse team that merges strategic insight, techno
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Bucaramanga, Santander, Co
Services Provided
25% API Development & Integration
60% Custom Web Application Development
15% Mobile App Development (iOS & Android)
AI Summary
“BETA CORE specializes in digital construction and transformation, delivering innovative, user-centric technology solutions that drive business growth and sustainable success in competitive markets.”
QualifastProfile set up by Edverise AI
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We are a diverse group of professionals focusing on the creation of digital products. We assist both startups and established businesses in developing exceptional technology more swiftly. Our agency intentionally maintains a small size and collaborates with only a select number of clients at once.
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Sofia, Sofia, Bg
Services Provided
35% Mobile App Development (iOS & Android)
45% Custom Web Application Development
20% API Development & Integration
AI Summary
“Qualifast is a boutique agency specializing in the swift development of innovative digital products, partnering with startups and established businesses to deliver tailored technology solutions.”
Aletheia DataProfile set up by Edverise AI
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**Company Overview of Aletheia Data:** Aletheia Data stands out as a premier provider of extensive data analytics, data engineering, and MLOps solutions. Our mission, fueled by a commitment to truth and innovation, is to equip organizations with the tools and expertise necessary to fully harness the
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Services Provided+1 Services
100% API Development & Integration
60% Generative AI
30% AI Strategy & Roadmap Consulting
10% BI & Big Data Consulting & SI
AI Summary
“Aletheia Data delivers advanced data analytics, engineering, and MLOps solutions using multi-cloud data mesh architectures, enabling scalable, secure, and innovative data-driven business transformation.”

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