Backend developers available to strengthen your team, as a dedicated team, or on a fixed-price project. Build your APIs, business applications, and web platforms with developers seamlessly integrated into your teams and selected to match your specific requirements.
A back-end developer designs, secures, and maintains the technical foundation of your application. They work on business logic, APIs, databases, and integrations to ensure the product’s reliability, performance, and scalability.
Companies typically hire a back-end developer when they need to:
A robust back end is the foundation of a reliable, secure product that can support the growth of your business.

A back-end developer is involved in various stages of an application’s lifecycle, whether it’s creating a new product, upgrading an existing platform, or supporting its growth.
Build an MVP with a solid technical foundation, without over-engineering the project from the start.
Support a platform’s growth by optimizing databases, caching, and processing.
Strengthen authentication, permission management, traceability, and data protection.
Reduce technical debt and evolve a legacy architecture without starting from scratch.
Manage data ingestion, asynchronous processing, and connections with business tools.
Design or enhance APIs that connect applications, partners, and internal systems.
Back-end developers work on architecture, APIs, databases, and security to ensure the reliability, performance, and scalability of your application.
Architecture and Business Logic
Design business services, structure data, and implement maintainable architectures tailored to the application’s needs.
APIs and Integrations
Develop REST or GraphQL APIs and integrate CRM, ERP, payment platforms, and business tools.
Databases
Design, optimize, and evolve databases to ensure performance and data consistency.
Performance and Safety
Secure data flows, manage permissions, and optimize performance through monitoring, caching, and observability.
French-speaking developers • Additional staff or a dedicated team • Integration with your tools
Our back-end developers integrate with your teams, tools, and workflows to accelerate your projects and strengthen your development capabilities.
An experienced back-end developer strengthens the technical foundation of your application, speeds up development, and prepares your product to support its growth.
Design a robust, context-appropriate back-end architecture: a well-managed monolith or scalable microservices.
Ensure data integrity and alignment between business rules, workflows, and technical models.
Reduce technical debt through clear standards, controlled refactoring, and reliable testing.
Optimize performance while ensuring the security of data flows, access, and sensitive data.
Minimize technical issues to deliver faster, without compromising product stability.
Java, PHP, Node.js, TypeScript, Python, and C#, depending on the project and technical context.
Spring Boot, Symfony, Laravel, NestJS, Express.js, .NET
REST, GraphQL, OAuth2, SSO, ERP, CRM, Payment
PostgreSQL, MySQL, SQL Server, or MongoDB, depending on usage and business requirements.
Redis, message queues, monitoring, observability
Unit and integration tests, CI/CD, observability, and operational best practices.
Design and develop robust APIs for web and SaaS platforms.
Modernize existing applications and reduce technical debt.
Connect ERP, CRM, payment, and other business tools.
Optimize databases, queries, and response times.
Create new products and MVPs.
Process data and automate business workflows.
Our back-end developers integrate seamlessly with your teams, tools, and work processes. You’ll quickly benefit from carefully selected professionals who can contribute to your projects without adding unnecessary burden to your organization.
We tailor our support to your organization, your level of maturity, and your goals. Whether you need team reinforcement, a dedicated team, or a Build & Run model, choose the option that best suits your project.
Team Reinforcement
A back-end developer who is fully integrated into your team, your tools, and your work routines.
Dedicated Team
A team tailored to your needs: development, QA, DevOps, and Product Owner.
Build & Run
Long-term support for development, maintenance, and upgrades.
A back-end developer is responsible for designing, securing, and scaling the technical core of an application. Companies typically hire back-end developers to build APIs, manage databases, improve performance, or support the growth of an existing product.
Hiring a back-end developer is particularly useful when developing an MVP, scaling up, performing a technical overhaul, integrating new systems, or when a team lacks development capacity.
We offer back-end developers at various levels of experience, depending on the project’s needs. The selection of the right candidate depends on the technical complexity, the expected level of autonomy, and your team’s objectives.
Yes. Etixio’s back-end developers integrate into your teams, participate in your daily routines, use your tools, and collaborate with your developers, Product Owners, QA, and stakeholders.
Yes. Many collaborations begin with a single developer joining the team. It is then possible to gradually expand the team by adding other roles as the project evolves.
The timeframe depends on the skills required and the availability of candidates. In most cases, we are able to present qualified candidates quickly so that we can begin working together as soon as possible.
