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Senior C# Backend Developer

Aptino — Canada · Posted ~4 hours ago

Senior Full-time

Skills

C# .NET Visual Studio Multithreading Data structures Algorithms SQL SQL Server Performance optimization TDD BDD API architecture Git REST APIs Swagger gRPC NHibernate WinForms WCF REST

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Summary ✨ AI‑Generated

A senior backend engineering opportunity for an expert in C# and .NET, focused on high-performance server-side or desktop applications. You will optimize complex systems, apply strong software architecture and testing practices, and work with APIs, databases, and source control.

Highlights

Work on technically demanding backend systems with a strong emphasis on performance, architecture, testing, and optimization. The role values deep .NET expertise, engineering quality, and strong communication.

Description

We are looking for a Senior C# Backend Developer with strong expertise in backend/server-side or standalone desktop application development. 🔑 Key Skills: • Expert-level C# / .NET & Visual Studio • Strong multithreading, data structures & algorithms • SQL / SQL Server and application optimization • Experience identifying and refactoring performance bottlenecks • TDD / BDD experience • Strong understanding of .NET internals and API architecture • Git and source control • Experience with gRPC, NHibernate, WinForms, WCF, REST APIs & Swagger • Finance/Trading experience with FX, Rates, Fixed Income or Structured Products is a plus • Excellent English communication and collaboration skills