PpbJob role: /b Senior Java Developer. /p pbLocation: /b Brussels (On site). /p pbLanguages required: /b English (C1) b(Mandatory) /b. /p pbMinimum experience required: /b 14 years. /p h3Overview /h3 pSenior Java Developer role based in Brussels with on-site work. English required at C1 level (mandatory). Minimum experience: 14 years. /p h3Responsibilities /h3 ul liSoftware Development: Design and develop high-performance, scalable applications using Java and Quarkus, ensuring that code is maintainable, efficient, and aligned with best practices. /li liDatabase Optimization: Architect and optimize MongoDB and PostgreSQL schemas, queries, and indexing strategies to achieve high performance and scalability. /li liMicroservices Messaging: Develop and scale microservices using Kafka for messaging, integrating with the ELK stack for logging, monitoring, and troubleshooting. /li liPerformance Engineering: Identify, analyze, and optimize system performance bottlenecks in both code and infrastructure. Ensure optimal performance through rigorous profiling, testing, and fine-tuning. /li liDevOps: Expertise with DevOps and CI/CD principles, use pipelines with Jenkins, SonarQube, and Nexus, focusing on security, automation, and deployment efficiency. /li liSecurity: Implement secure coding practices throughout the development lifecycle. /li liMentorship: Provide guidance to junior developers, sharing knowledge and fostering a culture of continuous improvement. /li liStakeholder Interaction: Work closely with product owners, architects, and other stakeholders to understand requirements, provide technical insights, and deliver effective solutions. /li liEnd-to-End Ownership: Take full ownership of tasks from analysis through design to implementation and deployment. Be proactive in driving solutions independently, ensuring high-quality and timely delivery. /li /ul h3Qualifications /h3 ul liProven experience with Java, Maven and Quarkus/Spring in building large-scale applications. /li liStrong experience with Git, ideally Bitbucket. /li liStrong background in MongoDB and PostgreSQL, with a focus on optimizing data access and ensuring scalability. /li liExpertise in Kafka for building event-driven systems and integrating with the ELK stack for monitoring and troubleshooting. /li liDeep understanding of performance optimization and profiling techniques for both code and database layers. /li liStrong experience with Docker, Kubernetes, Jenkins, SonarQube, and Nexus for DevOps and CI/CD pipelines. /li liAbility to implement security best practices, including secure coding, vulnerability management, and compliance. /li liExcellent soft skills, including the ability to analyze requirements, communicate effectively with cross-functional teams, and take initiative to drive tasks to completion. /li liSolid experience in Agile methodologies with a focus on delivering high-quality software in iterative cycles. /li liA proactive and independent mindset, with the ability to work with minimal supervision and take full responsibility for end-to-end delivery. /li liExposure to performance profiling tools and security tools (e.g., Snyk, OWASP). /li /ul h3Location /h3 ul liBrussels (On site). /li /ul h3Language /h3 ul liEnglish (C1). /li /ul h3Rate /h3 ul li475-495€/day. /li /ul /p #J-18808-Ljbffr