CareerPlan

Software Developer (m/w/d), in Voll- oder Teilzeit

Bielefeld, NORDRHEIN_WESTFALENFull-time2026-09-03 → 2026-10-30
Hybrid

Core

Develop and optimize complex business logic in Oracle PL/SQL, reverse engineer legacy code (PL/SQL, Delphi) for microservices migration, and ensure system stability during the transition to .NET and Azure.

Role type

Senior Backend Database Engineer (Oracle PL/SQL, Legacy Migration)

Builds

High-performance database procedures, microservices, and cloud-migrated .NET applications

Domain

Energy sector digitalization, legacy system modernization

Required skills

Oracle SQL, PL/SQL, Delphi, .NET/C#, Azure, Microservices, Code Review, Automated Testing, Bug Analysis

Preferred skills

C#, .NET Framework, Azure, Microservices

Technologies

Oracle, PL/SQL, Delphi, .NET, C#, Azure

Responsibilities

Develop and optimize complex business logic in Oracle PL/SQL; Reverse engineer existing code base (PL/SQL, Delphi) to extract business logic; Collaborate with cloud teams to migrate systems to .NET and Azure; Perform bug analysis and fix issues in production; Conduct code reviews and maintain technical documentation.

Seniority

Senior, hands-on IC