Top Backend Development Companies

Behind every login, checkout, dashboard and mobile screen sits a backend: the APIs, databases, queues, authentication and business logic a user never sees. Backend development companies build and maintain that layer in Node, Python, Java, Go, .NET or PHP, with the caching, jobs and integrations that keep it fast under load. Buyers hire them to build the server side of a new product, to replace a backend a growing user base has outrun, or to expose data to partners through an API.

Compare the developers on this page by the stack they run in production, not the one they list: case studies should name the database, message broker and cloud services chosen, and reviews should mention how a firm handled an outage or a migration.

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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

10,000 Companies

List of the Best Backend Development Agencies

SQRD.tech
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Before establishing SQRD.tech, our team gained valuable experience working in large and medium enterprises. This background gives us a deep understanding of the challenges these organizations encounter and how to effectively tackle them. At SQRD.tech, we are committed to addressing these issues by o
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Trieste, Friuli Venezia Giulia, It
Services Provided+5 Services
15% Backend Development
20% Custom Web Application Development
10% Mobile App Development (iOS & Android)
5% Frontend Development
AI Summary
“SQRD.tech offers reliable custom software development and IT staff augmentation, leveraging expertise in various sectors to optimize business processes, reduce costs, and enhance profitability.”
Qwertee.io
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Qwertee is based in Cluj-Napoca, Romania, and aims to offer more than just software to its clients; it strives to deliver sophisticated solutions tailored to meet specific business requirements. Our skill set encompasses data engineering, data science, web application development, and continuous dep
Highlights
$50,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
Cluj-Napoca, Cluj, Ro
Services Provided+3 Services
20% Machine Learning Model Development
5% Conversational AI & Voice Assistant Development
18% AI Model Fine-Tuning & Training
7% Generative AI
AI Summary
“Qwertee.io, based in Cluj-Napoca, Romania, delivers tailored software solutions specializing in data engineering, data science, web applications, and continuous deployment for diverse business needs.”
Techigai
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Techigai is a worldwide IT consulting and services company that provides effective technology solutions to support growth-focused businesses in various sectors to dominate their markets. We assist our clients in speeding up their digital transformation processes through tailored software development
Highlights
$25-49/hr
Avg Hourly Rate
250-999
Employees
Services Provided+2 Services
15% Mobile App Development (iOS & Android)
18% Backend Development
17% Custom Web Application Development
20% BI & Big Data Consulting & SI
AI Summary
“Techigai delivers comprehensive IT consulting and tailored technology solutions including software development, AI, and cloud services, accelerating digital transformation with integrity and client-focused innovation.”
ClassicSoft Web Technologies
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ClassicSoft is a well-established web development firm that offers comprehensive services in website, ecommerce, and mobile app development, backed by over 15 years of experience. Our clients recognize the need for professional digital solutions to boost revenue, enhance communication, and optimize
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Ahmedabad, Gujarat, In
Services Provided+2 Services
30% E-Commerce Development
25% Mobile App Development (iOS & Android)
15% Frontend Development
15% Backend Development
AI Summary
“ClassicSoft Web Technologies delivers expert web, e-commerce, and mobile app development with over 15 years' experience, serving 900+ clients globally through tailored, efficient digital solutions.”
Discipline Infotech
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Maximize your business capabilities with Discipline Infotech, your reliable ally in developing web and mobile applications. Our committed team of developers, designers, project managers, and consultants utilizes the latest technologies to create personalized solutions that enhance your business's ef
Highlights
2-9
Employees
Ahmedabad, Gujarat, In
Services Provided+2 Services
30% Custom Web Application Development
25% Mobile App Development (iOS & Android)
10% E-Commerce Development
15% Backend Development
AI Summary
“Discipline Infotech specializes in tailored web and mobile application development, leveraging advanced technologies and expert teams to enhance business efficiency and drive innovation.”
Fountain City, Inc.
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AI Agents That Get Real Work Done. Share your tasks with us, and we’ll create the agent to manage them. Fountain City is a tech studio specializing in autonomous AI agents that accomplish meaningful work. Established in 1998 in the Netherlands and currently located in Portland, Oregon, Fountain City
Highlights
$5,000+
Min Project Size
2-9
Employees
Portland, Oregon, Us
Services Provided+4 Services
7% AI Strategy & Roadmap Consulting
5% Custom AI Chatbot Development
7% Machine Learning Model Development
8% LLM Integration & Prompt Engineering
AI Summary
“Fountain City, Inc. develops autonomous AI agents that streamline complex tasks, supporting businesses through technological transformation while maintaining core values and stability since 1998.”
iCommuneTech
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iCommuneTech is a worldwide IT consulting and software development firm that specializes in transportation and logistics solutions. With more than ten years of experience, the company helps logistics businesses by creating tailored Transportation Management Systems (TMS), Warehouse Management System
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Los Angeles, California, Us
Services Provided+4 Services
3% CMS Development & Customization
7% Frontend Development
10% Backend Development
3% E-Commerce Development
AI Summary
“iCommuneTech is a global IT consulting and software development firm specializing in tailored transportation and logistics solutions, leveraging advanced technologies to optimize supply chains and enhance operational efficiency across multiple sectors.”
NearSource Technologies
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NearSource Technologies is a top-tier technology partner specializing in Nearshore Software Development. If you're planning to kick off a new software project and enhance your engineering team, NearSource Technologies offers both Managed Services and Resource Augmentation models that align with your
Highlights
$10,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
50-249
Employees
Toronto, Ontario, Ca
Services Provided+4 Services
25% Custom Web Application Development
15% Backend Development
10% Frontend Development
25% IT Staff Augmentation
AI Summary
“NearSource Technologies is a Canadian nearshore partner offering custom software development, IT staff augmentation, and managed services, delivering flexible engineering teams and scalable solutions across industries.”
Particles Global Inc.
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Particles Global (PARTICLES), based in the USA, offers professional IT services. The expanding team operates across Ukraine and Europe, and is officially employed by the company. In summary, PARTICLES is characterized by its commitment to Quality, Speed, and Attitude. The company serves clients worl
Highlights
$50,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+6 Services
13% Mobile App Development (iOS & Android)
15% Backend Development
8% E-Commerce Development
8% QA & Software Testing
AI Summary
“Particles Global is a US-based IT services company delivering expert software development and long-term partnerships worldwide, specializing in diverse sectors and advanced technologies with committed senior professionals.”
Rebbix
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Rebbix offers highly effective engineering teams as a service. Since 2012, we have been assisting product companies in expanding into new markets, launching products, making pivots, and achieving product-market fit. We believe in the principle that less is more. We excel at hiring and assembling tea
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Lviv, Lviv, Ua
Services Provided+8 Services
15% Custom Web Application Development
5% Mobile App Development (iOS & Android)
13% Backend Development
13% API Development & Integration
AI Summary
“Rebbix provides expert engineering teams offering AI consulting, custom software and app development, and engineering management to support product growth and market expansion since 2012.”

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