Senior Full Stack Developer (Remote from EU)

Remote
Full Time
Experienced

We are seeking an experienced Senior Full Stack Developer to join an international engineering team building high-performance, data-driven applications. The ideal professional combines a solid backend background in Java (Quarkus/Spring) with hands-on experience in React and TypeScript, and thrives in a collaborative, DevOps-oriented environment. 

Technical Requirements and Knowledge

  • Backend: Advanced experience with Java, Maven, and Quarkus or Spring frameworks for enterprise-level development.

  • Frontend: Strong knowledge of React (TypeScript), modern JavaScript (ES6+), Ant Design, Webpack, and testing frameworks such as Jest and React Testing Library.

  • Databases: Proven ability to design and optimize MongoDB and PostgreSQL schemas, queries, and indexing strategies for scalable environments.

  • Architecture: Skilled in microservices design, Kafka-based event communication, and integration with ELK monitoring stacks.

  • DevOps: Experience with Docker, Kubernetes, Jenkins, SonarQube, Nexus, and CI/CD pipelines.

  • Security & Authentication: Knowledge of Role-Based Access Control (RBAC), JWT, and secure coding practices.

  • Cloud & Storage: Familiarity with bucket-based storage systems (e.g., MinIO) and containerized deployments.

  • Performance Optimization: Competence in profiling and resolving performance issues at both code and infrastructure level.

  • Version Control: Proficient in Git (Bitbucket preferred).

Key Responsibilities

  • Design, develop, and maintain robust full-stack applications ensuring performance, scalability, and maintainability.

  • Build and enhance microservices and APIs using event-driven and real-time architectures.

  • Deliver intuitive, responsive user interfaces with React and ensure quality through automated testing.

  • Apply DevOps best practices to streamline delivery, automate builds, and maintain secure deployments.

  • Diagnose and improve application and database performance through systematic analysis.

  • Ensure compliance with security and data protection standards throughout the development process.

  • Collaborate closely with architects, product owners, and QA to translate business needs into technical solutions.

  • Mentor and support junior developers, fostering collaboration and continuous learning within the team.

  • Take ownership of deliverables, from analysis and design to release and follow-up, maintaining accountability for results.

Hiring Details

  • Seniority: Senior (5–7+ years of relevant experience).

  • Language: English level B2/C1 (mandatory).

  • Work setup: 100% remote. / Travel: Occasional travel to Brussels may be required.

  • Eligibility: Open to EU citizens or professionals residing in the EU with a valid work permit.

  • Engagement options: Freelance or Spanish employment contract, depending on the candidate’s preference and location.

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