Senior Backend Software Engineer .NET
Summary
Senior backend engineer building .NET Core services for Appnovation's K-12 education SaaS platform in Vancouver: versioned REST APIs, Temporal workflows and queue-driven worker services, PostgreSQL data modeling, with OpenFGA authorization and Keycloak authentication.
Build .NET backend services in Vancouver with REST APIs, Temporal workflows, and asynchronous processing for a K-12 education SaaS platform.
As a Senior Software Engineer, you will develop core services for Appnovation’s operational platform. You will work with ASP.NET Core, Entity Framework Core, PostgreSQL, and event-driven integrations. The cross-functional scrum team owns services from refinement through release readiness.
Key Responsibilities:
- Develop versioned .NET Core REST APIs with validation and documentation
- Build worker services for scheduled and queue-driven processing
- Model PostgreSQL data and tune query performance
- Enforce authorization through OpenFGA and integrate Keycloak authentication
- Own feature areas through testing, release, and support
Requirements:
- At least 5-7 years developing C# and .NET backend systems
- Strong command of .NET Core and ASP.NET Core Web API
- Experience building RESTful APIs for frontend or third-party clients
- Relational modelling and SQL skills with PostgreSQL or equivalent
- Located in Vancouver, British Columbia, Canada
Bring senior backend engineering, distributed-systems judgment, and testing discipline to Appnovation’s education platform in Vancouver.