Required skills
- C#.NET
- Visual Basic.NET
- GUPTA Team Developer
- Wisej.NET
- PPJ Framework
- Oracle
- SQL
- PL/SQL
- Excel VBA
- VBScript
- List & Label
- SVN
- Git
Languages: German
Job description
Seeking a .NET Developer for 2nd-level support, maintenance, and further development of migrated applications. The role involves bug fixing, interface development, and database queries.
Responsibilities
- 2nd-level support for several specialist applications of a public contracting authority
- Operation and monitoring of applications and interfaces (e.g., jobs, data transfer processes)
- Creation of standard Excel evaluations and ad-hoc SQL queries
- Error analysis and bug fixing in specialist applications ported from GUPTA Team Developer to C#.NET
- Adaptation and further development of applications in C#.NET, Excel-VBA, and SQL/PLSQL (Oracle)
- Maintenance of existing programs and interfaces, as well as integration of new modules
- Quality assurance of code and framework updates
- Further development of import and export interfaces for data exchange with external partners
- Technical coordination with internal IT managers and specialist departments
Requirements
- Experience in programming with C#.NET or Visual Basic.NET, ideally at least 24 months
- Experience in porting and supporting specialist applications that have been ported from GUPTA Team Developer to C#/.NET
- Experience in programming with Wisej.NET and the PPJ Framework
- Experience in database development with Oracle (SQL and PL/SQL)
- Experience in programming with GUPTA Team Developer including Building Blocks
- Experience in programming Excel-VBA applications (including VBScript)
- Experience in creating List & Label reports
- Knowledge of version control with SVN and/or Git
- Very good German language skills, as all communication takes place in German
- Willingness to work on-site in Gießen; the rest of the work will be done remotely
Project details
- Period: 01.12.2026 to 31.12.2027
- Scope: approx. 2,200 hours
- Location: Gießen and remote
- Start: 2026-12-01
- Duration: 12 Monate
- Location: Gießen, DE
- Languages: German
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