Demo

Senior and Mid-Level C# .Net Developer

The Timberline Group
St. Louis, MO Full Time
POSTED ON 5/15/2026
AVAILABLE BEFORE 7/14/2026
As a Senior and Mid-Level Developer, this position will work with a growing team on innovative and leading-edge solutions with our Team.  You will join an existing motivated and productive development team who is delivering enterprise-level solutions.

Responsibilities
This position is responsible for upholding the values and mission of the Information Technologies Department, this includes the establishment of customer service and satisfaction standards. Communication and understanding of customer objectives and our progress toward fulfilling these objectives is paramount to the success of this role.
This position will work in a team environment using a variety of technologies for building leading edge solutions for both internal, as well as customer-facing media playback solutions.  

Management (DRM) and encryption. Technologies used include but are not limited to:
  • Work on the latest web technologies including: Angular, .Net Core, Web API and Typescript
  • Work on the latest technologies of .Net Core and .Net 4
  • Windows Server and Linux
  • Docker/Kubernetes

Professional Requirements
  • 8 /3 years of C# experience
  • 6 /3 years of ASP.NET development, including MVC 4/5 development
  • Strong Web Development: Typescript, HTML5 using frameworks like Angular or similar
  • Strong knowledge of object-oriented programming
  • Strong knowledge of web API/REST
  • Strong knowledge of documenting technical specifications
  • Experience with Git
  • Experience with using SQL Server as a backend preferred
  • Experience with Entity Framework
  • Experience with a Continuous integration toolset (Azure DevOps, Teamcity, or similar)
  • Experience with using SQL Server as a backend preferred
  • Experience with Entity Framework and Dapper
  • Significant experience writing unit tests for code including client script
  • Experience with Docker/Kubernetes as plus
  • Ability to quickly become productive with new technologies
  • Proven experience delivering solutions into production
  • Must be a self-starter
  • Excellent communication skills
  • Must be able to participate in design and code reviews
  • Must be able to assist team members in the completion of tasks and assignments to ensure project completion
  • Must be able to mentor junior development team staff and ensure completion of assigned projects by the team
  • Bachelor’s Degree
  • Experience with streaming media and video is beneficial

Salary.com Estimation for Senior and Mid-Level C# .Net Developer in St. Louis, MO
$97,820 to $123,956
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