Senior Java Developer | B2B Contract

We are looking for a Senior Java Developer to join a fintech project focused on scalable backend systems, data integration, and event-driven architecture. The role involves developing Java / Spring Boot microservices and working with data streaming and/or Data Warehouse solutions.Key Responsibilities:Design, develop, and maintain backend services using Java and Spring BootBuild and support microservices and event-driven solutionsWork with messaging and data streaming tools such as Kafka, RabbitMQ, or similar technologiesContribute to data integration, CDC, ETL/ELT, and/or DWH-related initiativesWork with relational databases such as PostgreSQL, MS SQL Server, or similarCollaborate with engineering, data, DevOps, and business teamsMust-Have Requirements:Strong hands-on experience with Java and Spring BootProven experience with microservices architectureHands-on experience with Kafka, RabbitMQ, or similar messaging/streaming technologiesExperience with data streaming and/or Data Warehouse / DWH projectsGood knowledge of relational databases (PostgreSQL, MS SQL Server, or similar)Fluent in EnglishNice to Have:Previous experience in fintech, banking, or financial systemsWe may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.Duration: 12 months.