Senior Backend Developer (C#/ .NET Core) - Saudi National

Tech Stack

NET Core, ABP Framework, Microservices, RabbitMQ, Hangfire, Redis, REST APIs, OAuth2/OpenID Connect, SQL, Docker/Kubernetes, CI/CD, TDD, DevOps, API Gateways, Identity Management, Workflow Engines.
What You’ll Do
Architect and develop resilient microservices and secure REST APIs.
Build background processing with Hangfire and event-driven flows via RabbitMQ.
Implement OAuth2/OpenID Connect, multi-tenant auth, and secure external integrations.
Drive performance and reliability improvements using Redis, profiling, circuit breakers, etc.
Manage end-to-end delivery with Docker/Kubernetes, CI/CD pipelines, and observability (logs, metrics, alerts).
Lead code reviews, promote TDD, clean architecture, and mentor teammates.
What We’re Looking For
4+ years in backend engineering; 3+ years using .NET Core in production environments.
Strong experience with modular architectures like ABP, DDD, and CQRS.
Proven track record building high-throughput, high-availability systems.
Solid skills in SQL design and performance tuning.
Hands-on with queues (RabbitMQ), caching (Redis), and API Gateways.
Comfortable working in containerized environments with DevOps tools and practices.

Bonus Points For

Experience on large-scale government platforms or regulated systems.
Familiarity with workflow engines, OpenAPI, gRPC, GraphQL, or event sourcing.