Back-end development services

N-iX’s secure, scalable back-end development solutions, designed to drive efficiency and growth of your business

Our clients

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Deliver scalable solutions by combining your ideas and our back-end expertise

At N-iX, we offer comprehensive back-end development services that help create secure and scalable digital solutions. From building robust APIs to integrating external systems and supporting legacy architectures, our team delivers high-performance solutions tailored to your business needs. We ensure that every component—from databases to server logic—is optimized for security, reliability, and efficiency. Whether enhancing existing infrastructure or creating a custom back-end from scratch, our approach combines cutting-edge technology with best practices in API management, system integration, and maintenance to support your growth and operational efficiency.

We leverage over two decades of engineering experience with N-iX in delivering cutting-edge software solutions, supported by over 500 expert back-end engineers. With a foundation of long-standing engineering expertise, we promote continuous knowledge sharing and the adoption of industry best practices across all teams, ensuring innovative and reliable solutions tailored to our clients' needs.

Our back-end development services

Custom back-end development

We offer comprehensive back-end development services, encompassing user-facing API creation, integration of internal components, support and enhancement of existing systems, and developing tailored solutions from scratch.

Architecture design

N-iX provides architecture design services, specializing in both monolith and microservices architecture. Our professionals also provide software architecture consulting services to help our clients improve what they have and build better products for the future.

Tech audit

We provide comprehensive tech audit services, evaluating your IT infrastructure, software architecture, code quality, and system performance. Such an approach will help identify gaps, ensure scalability, and align with your business objectives.

Migration & modernization

As your backend development company, N-iX offers migration and modernization services, focusing on optimizing high-load back-end systems. This allows to enhance performance, scalability, and efficiency while seamlessly transitioning legacy architectures to modern, robust solutions.

Back-end hosting configuration

N-iX can help you design and configure back-end hosting with cloud-native architectures on AWS, Azure, and GCP. Our DevOps experts will leverage their expertise to optimize performance, enhance scalability, and achieve significant cost reductions.

IoT back-ends

N-iX provides IoT back-end services designed to support diverse technology stacks, leveraging IoT-specific communication protocols to enable secure, reliable data exchange, seamless device connectivity, and scalable integration across IoT ecosystems of any complexity.

Data storage development infrastructure

N-iX specializes in building data lakes and scalable data warehouses to ensure secure, efficient, and structured data management for advanced analytics and seamless business operations.

ETL/ELT engineering

N-iX offers ETL/ELT engineering services, enabling efficient data extraction, transformation, and loading processes. This will streamline your data workflows, enhance integration, and support analytics for informed decision-making.

Data Science back-end development

N-iX specializes in Data Science back-end development, combining advanced data engineering practices with back-end architectures to enable effective data processing, analysis, as well as integration.

N-iX technology expertise for backend development

Java for backend

With N-iX, you will be able to benefit from Java’s robust ecosystem that allows for building enterprise-level systems, ecommerce platforms, as well as web applications of any complexity.

Java Development

ASP.NET for backend

N-iX provides expert back-end development services using ASP.NET, a powerful framework for building web applications and services. ASP.NET expertise is particularly well-suited for enterprise solutions, APIs, and cloud-based applications.

.NET Development

JavaScript for backend

N-iX offers cutting-edge back-end development services using JavaScript, a versatile language renowned for building real-time server-side applications.

JavaScript Development

Python for backend

N-iX specializes in Python back-end development, delivering scalable, high-performance solutions for web applications, data-driven platforms, and complex system integrations.

Python Development

PHP for backend

N-iX delivers expert back-end development services using PHP, a language for building secure, scalable, and cost-effective web applications. We use frameworks like Laravel, Symfony, and CodeIgniter.

PHP Development

Ruby for backend

N-iX provides back-end development services using Ruby, a language known for its simplicity and efficiency. Leveraging frameworks like Ruby on Rails, we deliver robust and maintainable back-end solutions.

Ruby Development

Back-end frameworks we use to maximize the value you get

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Spring

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Django

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Flask

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Express.js

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.NET Core

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Node.js

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Laravel

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Ruby on Rails

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Next.js

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Nest.js

Engagement models we offer

Custom back-end solution development

If you need to develop a turnkey solution, our experts will take care of its delivery end-to-end, including designing the roadmap, tracking project milestones, and launching it into production. This model will allow you to minimize the risks and take your project from a vision to a full-fledged product.

Back-end team extension

If you need additional engineering capabilities and flexible scaling, extending your team with our back-end experts is the best fit for you. As a trusted backend development company, we will find the right experts for your project within weeks thanks to our global presence, a strong recruitment team, advanced hiring and talent retention strategies, and more.

Dedicated back-end development team

With a managed or dedicated team model, N-iX provides you with a self-sufficient engineering team and takes full responsibility for its day-to-day operations, setting up effective processes, frameworks, and practices. This is a popular approach as it allows you to delegate team management while focusing on your product and core business functions.

Back-end engineering consulting

N-iX offers expert back-end engineering consulting that covers everything from architecture assessment and migration to implementing scalable solutions. Whether modernizing legacy systems, integrating APIs, or designing new architectures like microservices or cloud-native solutions, our team ensures your back-end infrastructure supports seamless performance, security, and scalability.

Featured case studies Case studies

What our clients say

Global Fortune 100 manufacturing company

They balance strong software expertise with a state-of-the-art approach to managing software projects. This was a complex migration project, and they took us by the hand and guided us through it.

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I think we work extremely well together with the N-iX. Reliable. In one word.

Lars Hoogweg

Head of Architecture and Exploration

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The professionalism from N-iX is unparalleled. They can always get the job done.

Steven Chilver

Product Manager

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Certainly I think partner is a keyword with how to describe it. They are a business partner, very positive.

Stephen Parsons

Development Manager

FAQ

Popular frameworks include Spring, Django, Flask, Express.js, .NET Core, and Node.js, offering tailored solutions for various business needs.

Monolith architecture centralizes all functionalities into a single codebase, simplifying development and deployment but limiting scalability. Microservices architecture separates functionalities into modular services, offering greater flexibility and scalability but requiring more complex management.

Legacy back-end systems can be modernized through refactoring code, migrating to the cloud, implementing microservices, or integrating with modern APIs to enhance performance, scalability, and security.

Cloud-native back-end solutions offer enhanced scalability, reliability, and cost-efficiency by leveraging cloud platforms like AWS, Azure, and GCP to optimize resource utilization and streamline deployment.

High-load back-end systems require optimized architecture, load balancing, caching mechanisms, and scalable database solutions. Implementing cloud-native designs and microservices can also improve performance under heavy traffic.

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