Software Developer – .NET, C# / VB.NET, Customer Projects

Jobtailor; Mülheim an der Ruhr; Vor Ort; EUR 65.000 - 90.000; Vollzeit

Zusammenfassung

Jobtailor is seeking an experienced .NET software developer to advance productive .NET applications, implement change requests, and design technical solutions for our customers. You will collaborate with project management and Professional Services to estimate effort and deliver robust REST/SOAP interfaces and data integrations.

You will work with Oracle and MS SQL Server, perform code reviews, document processes, and support releases.

Qualifikationen

• German at native level, spoken and written.
• Residence within a maximum radius of 60 km of Mülheim an der Ruhr
• Good knowledge of C# or VB.NET
• Confident manner in customer-facing conversations
• Several years of professional experience in software development in a corporate environment
• Good knowledge of .NET, C# and/or VB.NET
• Experience with large-scale, production-deployed applications
• Good SQL skills with Oracle and/or MS SQL Server
• Solid web and integration fundamentals: ASP.NET, HTML, CSS, JavaScript and XML
• Good English for collaboration within the Valsoft Group
• Advantageous: Experience with DevExpress, jQuery or comparable UI frameworks
• Advantageous: Practical use of AI tools in development
• Advantageous: Experience with logistics, port, ERP or procurement software
• Advantageous: Proficiency with Jira and Confluence

Aufgaben

• Further development of productive .NET applications with new features, technical optimization and performance improvements
• Implementation of change requests and new developments in coordination with project management and Professional Services
• Design of technical solutions including effort estimation
• Development and maintenance of REST and SOAP interfaces as well as XML and file import/export
• Database-related work with Oracle and MS SQL Server, including queries, views and stored procedures
• Conducting code reviews, technical documentation as well as release and deployment processes
• Gather and refine requirements together with customers
• Specify change requests functionally and technically, estimate effort and represent them in customer discussions
• Independently conduct coordination meetings and product demos via video call or on-site
• Communicate results clearly
• Optional: Contribute to AI and automation topics

Jobbeschreibung

• Further development of productive .NET applications with new features, technical optimization and performance improvements
• Implementation of change requests and new developments in coordination with project management and Professional Services
• Design of technical solutions including effort estimation
• Development and maintenance of REST and SOAP interfaces as well as XML and file import/export
• Database-related work with Oracle and MS SQL Server, including queries, views and stored procedures
• Conducting code reviews, technical documentation as well as release and deployment processes
• Gather and refine requirements together with customers
• Specify change requests functionally and technically, estimate effort and represent them in customer discussions
• Independently conduct coordination meetings and product demos via video call or on-site
• Communicate results clearly
• Optional: Contribute to AI and automation topics

Requirements

• German at native level, spoken and written
• Residence within a maximum radius of 60 km of Mülheim an der Ruhr
• Good knowledge of C# or VB.NET
• Confident manner in customer-facing conversations
• Several years of professional experience in software development in a corporate environment
• Good knowledge of .NET, C# and/or VB.NET
• Experience with large-scale, production-deployed applications
• Good SQL skills with Oracle and/or MS SQL Server
• Solid web and integration fundamentals: ASP.NET, HTML, CSS, JavaScript and XML
• Good English for collaboration within the Valsoft Group
• Advantageous: Experience with DevExpress, jQuery or comparable UI frameworks
• Advantageous: Practical use of AI tools in development
• Advantageous: Experience with logistics, port, ERP or procurement software
• Advantageous: Proficiency with Jira and Confluence

Core Competencies

Demonstrates expertise in .NET application development, including C# and VB.NET, with a strong focus on performance optimization and technical solution design. Proficient in database management with Oracle and MS SQL Server, and skilled in customer communication and requirement gathering.

Highest-signal resume keywords

• C# Development
• VB.NET Development
• Oracle Database Management
• MS SQL Server Management
• ASP.NET

ATS Optimization Keywords

Hard Skills

• C#
• VB.NET
• SQL
• REST Interfaces
• SOAP Interfaces
• XML
• HTML
• CSS
• JavaScript
• Code Reviews

Soft Skills

• Customer Communication
• Coordination Meetings
• Technical Documentation
• Clear Communication

Industry Keywords

• Logistics Software
• ERP Software
• Procurement Software
• Port Software
• AI Tools

Tools & Technologies

• DevExpress
• JQuery
• Jira
• Confluence