Job Summary: We are seeking a Senior Backend Java Developer to develop, maintain, and evolve applications within a stable project, collaborating in dynamic environments. Key Highlights: 1. Participation in established technological projects. 2. Opportunities for professional growth and development. 3. Workplace flexibility. Senior Backend Java Developer We are looking for a Senior Backend Developer with experience in Java technologies to join a stable project. The selected candidate will participate in the development, maintenance, and evolution of applications, working in dynamic and collaborative environments. Minimum Requirements Minimum 4 years of experience in IT. At least 3 years of experience in Java development with the Spring framework. Experience with Oracle databases. **Frontend technology knowledge:** HTML / CSS / JavaScript jQuery and/or AJAX and/or Bootstrap **Minimum qualification:** Higher Vocational Training Cycle. Mandatory Requirements **At least 2 years of experience in:** Web services (SOAP and/or REST) Java persistence (JPA and/or Hibernate) Reporting tools (Oracle Reports and/or JasperReports or similar) Version control (SVN and/or Git) Agile methodologies (Scrum, Kanban) Main Responsibilities Development and maintenance of backend Java applications. Implementation and consumption of web services (SOAP/REST). Management of the persistence layer using JPA/Hibernate. Development of database queries and optimization in Oracle databases. Collaboration in report generation. Teamwork under agile methodologies. Conditions **Work modality:** Hybrid (1 day on-site at client location). Stable project with continuity. Salary commensurate with experience and skills provided. What We Offer? Participation in established technological projects. Indefinite contract through Baoss Workplace flexibility. Opportunities for professional growth and development. Java, spring, SOAP, REST, HTML