PostgreSQL Developer

Project overview

We are looking for an experienced PostgreSQL Developer for a challenging database project in Hesse. The position is remote with optional on-site presence and starts at short notice.

Responsibilities

You will support the development and implementation of a comprehensive database migration from Oracle to PostgreSQL. Your responsibility includes the conception and execution of the migration, including schema, data, and business logic. You will optimize the new PostgreSQL environment, perform performance tuning, and analyze slow queries using EXPLAIN ANALYZE. Additionally, you will port complex PL/SQL structures to performant PL/pgSQL and optimize index structures as well as server configurations.

Requirements

Advantageous:

The position is advertised with 100% utilization and runs until the end of 2027. Applications will be considered until mid-November 2026.

• At least 3 years of professional experience as a software developer in the Java environment
• Several years of experience in the PostgreSQL environment
• Proven expertise in Oracle to PostgreSQL migrations
• Solid knowledge of migration tools (e.g., ora2pg) and CI/CD tools
• Understanding of locking mechanisms and advanced index types
• Experience with microservices and containers
• Quick comprehension of complex data schemas
• Experience in the public sector
• Two successfully completed migration projects

Project details

• Start: kurzfristig
• Duration: bis 31.12.2027
• Remote: hybrid
• Location: Wiesbaden, DE
• Languages: German