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Java Developer (Mid-Level)

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Summary

Mid-level Java developer on a hybrid (3 days/week in office) Agile team in Alfragide, Lisbon, evolving and maintaining critical backend applications: building features, troubleshooting, developing Oracle database logic, and mentoring juniors. Core stack: Java SE/EE (EJB, JMS, JPA, CDI, JAX-WS/R), SQL/Oracle, Git, Maven.

Location: Alfragide, Lisbon (Hybrid model – 3 days per week in the office)

We're looking for a skilled Java Developer to join an Agile team and contribute to the evolution and maintenance of critical backend solutions.

What you'll do:

  • Develop new features and enhancements for Java backend applications
  • Analyze, troubleshoot, and implement fixes for identified issues
  • Participate in the design and implementation of technical solutions with a high degree of autonomy
  • Develop and maintain Oracle database logic
  • Support junior team members through mentoring and code reviews
  • Actively participate in Agile/Scrum ceremonies and task estimation activities
  • Ensure code quality, security, and performance standards are met

Required skills:

  • Solid experience in Java development (Core/SE)
  • Strong knowledge of SQL and relational databases
  • Experience reading, adapting, and developing Oracle Stored Procedures
  • Good understanding of Java EE architecture and specifications (EJB, JMS, JPA, CDI, JAX-WS, JAX-RS)
  • Hands‑on experience working in Agile/Scrum environments
  • Proficiency with Git and Maven
  • Fluency in both Portuguese and English (written and spoken)

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