Senior C#/.NET Developer (Mississauga)

Required Skills

Strong hands‑on experience with C# and .NET/.NET Core Expertise in Server‑Side Development Experience building and consuming REST APIs Strong knowledge of Middleware Integration and system integrations Understanding of software design principles, OOP, and clean architecture Nice‑to‑Have Skills

Experience with Relational Databases (SQL Server, MySQL, PostgreSQL, etc.) Knowledge of MongoDB Experience with Redis caching Key Responsibilities

Design, develop, and maintain scalable server‑side applications using C# and .NET (Core/Framework). Build and enhance RESTful APIs, including API design, versioning, security, pagination, and documentation. Develop middleware and integration components to connect internal applications with third‑party systems. Implement synchronous and asynchronous integration patterns with a focus on reliability, scalability, and performance. Ensure application resiliency through retries, timeout handling, circuit breakers, l...