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Competence Avenue

Java Software Engineer

On site

Paris, France

Mid level

Full Time

23-10-2025

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Skills

Python Java JavaScript Rust Scala SQL NoSQL CI/CD Docker Kubernetes Test Problem-solving Architecture Programming Databases cloud platforms CI/CD Pipelines Microservices

Job Specifications

Job Summary :

Our client (SaaS Software Company) is looking for a passionate Principal Software Engineer / Senior Software Engineer to join his growing technical team.

You will be working around a truly innovative Open Source platform and will contribute to the Core of our solution.

You will join a team expert in his field who already managed international successful projects.

If you are looking to solve exciting new challenges, and you are willing to work with a highly-skilled and collaborative team, you can definitely apply to join the adventure :)

Key Responsibilities :

Design, develop, test, and deploy robust, scalable, and secure services using modern programming techniques (mainly using Java, JavaScript, Python etc.)
Write clean/efficient code, following best practices and coding standards (BDD etc.)
Ensure the security, efficiency, and performance of our platform
Contribute to the continuous improvement of our process, tools, and infrastructure
Collaborate with the whole team and participate to set our vision and culture

Required Skills & Experience :

5+ years (minimum) in the software engineering industry tackling complex challenges (architecture, scalability, algorithms, APIs, cloud/ops)
Strong proficiency in at least one backend programming language (for example Java, Rust, Scala, Python...)
Strong experience with SQL relational databases (ideally also with NoSQL databases)
Solid understanding of microservices architecture and API design
Experience with engineering good practices (BDD, testing, CI/CD pipelines etc.)
Knowledges about cloud platforms and containerization (Docker, Kubernetes).
Interest to integrate AI in your daily work
Problem-solving mindset and ability to work in a fast-paced international environment

Salary : 60-80k+ depending on your profile/experience

Location : Paris (remote 2-3 days/week)

Contract : CDI

About the Company

Competence Avenue est le spécialiste du recrutement prédictif web . La réflexion algorithmique nous amène à repenser les méthodes classiques du recrutement. Nous recrutons pour des éditeurs et start-ups innovantes débouchant uniquement sur des contrats en CDI. Trouvez ce qui vous challenge sur le point technique et participez au projet entreprise qui vous correspond ! - JavaScript (NodeJS, AngularJS…) - PHP (Symfony2, Zend…) - Python (Django, Flask…) - Golang / Scala … - C++ - .NET - DBA (MySQL, SQL Server…) - Sysadmin Linux... Know more