CareerPlan

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

Bielefeld ITFull-time2026-02-26 → 2026-11-11
Hybrid

Core

Backend and database expert ensuring high-performance operation of core business logic and preparing legacy systems for cloud migration.

Role type

Senior Backend Software Developer (Database & Legacy Migration)

Builds

High-performance data processing pipelines and cloud-migrated microservices for smart building energy management.

Domain

Energy / IoT / Cloud Migration

Required skills

Oracle PL/SQL, Delphi, C#/.NET, Azure, Microservices, Database Optimization, Legacy Code Analysis, Bug Analysis, Clean Coding, Technical Documentation, Automated Testing

Preferred skills

Cloud Architecture, Modern Microservices Patterns

Technologies

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

Responsibilities

Develop and optimize complex business logic in Oracle PL/SQL for high-load scenarios; Analyze existing codebase (PL/SQL/Delphi) to extract business logic for new microservices; Collaborate with cloud teams to migrate systems to .NET and Azure; Perform bug analysis and ensure system stability during changes; Conduct code reviews and maintain technical documentation and automated tests.

Seniority

Senior, hands-on IC