Senior Software Engineer

Currently working as a Freelance Software Engineer. Main technical focus in recent years has been .NET / ASP.NET, developing web applications and APIs. Experience with various databases (including MSSQL, SQLite, Oracle) and front-end technologies (including TypeScript/JavaScript, ASP.NET, WinForms, KnockoutJS).

Working in an agile team in product development. This included bug fixing, feature development and conception, software architecture and interface design to ensure working interaction of the various components. The quality of the implementations was ensured by unit and integration tests (MSTest, NUnit, Selenium). Additionally, maintaining the build pipeline (TeamCity) and creating documentation and training materials.

2020-2022: Developing an interface between ERP and a Field Service Management Software / CRM via OData API to replicate (import / export) data. ERPs including proALPHA, InforCOM, SAP Business One. Technologies: C#, SQLite, MSSQL, Oracle, HANA

2018-2022: Developing an OData REST API for a Field Service Management Software / CRM. Technologies: C#, ASP.NET, WebAPI

2016-2022: Maintenance and feature development of a Field Service Management Software / CRM. Technologies: C#, ASP.NET, JavaScript, MSSQL

2016-2022: Maintenance and feature development of a planning tool for planning technician appointments. Technologies: C#, VB.NET, WinForms, MSSQL

2015-2016: Conception, development of customizations and support / maintenance of customer projects. Technologies: C#, JavaScript, MSSQL

• Simulation projects, new and further development of module libraries for Siemens Plant Simulation (material flow simulation)
• Development of libraries, plugins, support of customer projects for Xcelgo Experior (virtual commissioning)