Backend Developer

- Tunis, Tunisia (hybrid) — working as one integrated team with our France-based colleagues - Posted on 22 July 2026 Hydatis Hydatis is a French-Tunisian IT services company delivering outsourcing, custom software, AI & data, and cybersecurity projects for clients in France, Europe and Africa. We’re looking for a Backend Developer to design and build robust, scalable services around our clients’ Java ecosystems. What You’ll Do - Design, develop and maintain backend services and APIs in Java (Spring / Spring Boot) - Design database schemas and optimize queries (relational and/or NoSQL) - Contribute to microservices architecture and system design decisions - Write efficient, well-tested, maintainable code following best practices - Troubleshoot and resolve production issues What We’re Looking For - Solid experience with Java and the Spring / Spring Boot ecosystem - Good understanding of API design, SQL, and unit testing (JUnit) - Experience with Git and CI/CD tools - Comfortable using AI coding assistants (GitHub Copilot, ChatGPT, Claude, etc.) as part of your daily workflow — required for this role - Knowledge of microservices architecture is a plus Apply using the form on this page — even if your profile doesn’t match every point above. To apply for this job please visit www.hydatis.com.