Full-time

Senior Oracle Database Administrator

Posted by Nasdaq • Lisbon, Lisbon, Portugal

📍 Lisbon, Lisbon 🕒 February 28, 2026

About the Role

Your role

and responsibilities:
  • Perform advanced database performance tuning and optimization across Oracle, PostgreSQL, MSSQL, and SYBASE environments.
  • Provide expert-level support and guidance to internal DBA teams and external clients.
  • Ensure high availability, security, and reliability of database systems.
  • Monitor and analyze database performance metrics, identifying and resolving bottlenecks.
  • Collaborate with development and infrastructure teams to design scalable and efficient database solutions.
  • As part of R&D team, analyze new features and new databases, how it can be implemented in our software product
  • Support database migrations, upgrades, and patching activities.
  • Maintain documentation for database configurations, procedures and FAQ.
  • We expect you to have:

  • Significant hands-on experience as a Database Administrator, with a solid focus on Oracle.
  • Proficiency in Postgre...
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