Senior Software Engineer - C# / .NET

About us: Working at Tech Holding isn't just a job, it's an opportunity to be a part of something bigger. We are a full-service consulting firm that was founded on the premise of delivering predictable outcomes and high-quality solutions to our clients. Our founders and team members have industry experience and have held senior positions in a wide variety of companies – from emerging startups to large Fortune 50 firms – and we have taken our combined experiences and developed a unique approach that is supported by the principles of deep expertise, integrity, transparency, and dependability.

The Role: We’re seeking a hands-on Senior Software Engineer to drive application modernization, legacy-codebase stabilization, service/API extraction, and secure integration initiatives.

combines deep expertise in C#/.NET, Angular, and SQL Server with modern integration engineering using TypeScript; Node.js, gRPC/Protocol Buffers, PostgreSQL, and Microsoft Azure. You will lead integration development and guide architecture decisions, code reviews, and the reliability, security, and maintainability of existing systems. Experience: 6+ Years

Hands on experience with the design, development, modernization, and maintenance of enterprise applications using C#/.NET and Angular. Stabilize legacy codebases by addressing technical debt, reliability, performance, and maintainability. Design and implement service/API extraction strategies to decouple legacy applications into