Senior Backend Engineer - .NET
About the job
Title: Senior Backend Engineer – .NET Core | Riyadh, KSA
Tech Stack: .NET Core, C#, ASP.NET Core, Entity Framework Core, SQL Server, PostgreSQL, MongoDB, Cosmos DB, Docker, Kubernetes, Azure, AWS, REST/gRPC, Kafka, RabbitMQ, Redis, OAuth2, JWT, MQTT, Azure IoT Hub
What You’ll Do:
Join a core backend team building scalable, cloud-native microservices to power a large-scale IoT platform that connects millions of devices. You’ll be responsible for developing high-performance APIs (REST and gRPC), optimizing data pipelines, and managing real-time event-driven systems. Expect a hands-on role involving secure communication between IoT devices and the cloud, deployment automation, and mentorship of junior developers.
Who They Are:
A pioneering tech-driven company at the forefront of smart infrastructure and real-time IoT innovation. Their platform handles huge volumes of data from connected devices, and their work is impacting physical operations at scale. You’ll be part of a highly technical, cross-functional team driving digital transformation in one of the region’s most ambitious product environments.
What Is In It For You:
- 25 - 35k SAR per month
- Relocation support (if required)
- Visa and medical Insurance
- High-impact work across real-time systems and smart infrastructure
- Collaborative team with strong product ownership and autonomy
Requirements
- 5+ years of backend experience, 3+ with .NET Core
- Strong in C#, ASP.NET Core, Entity Framework Core, LINQ
- Proven experience deploying cloud-native apps on Azure or AWS
- Solid knowledge of both SQL (SQL Server, PostgreSQL) and NoSQL (MongoDB, Cosmos DB)
- Skilled in Docker, Kubernetes, and building scalable microservices
- Familiar with event-driven systems: Kafka, RabbitMQ, or Azure Event Hub
- Experienced in securing APIs using OAuth2, JWT, TLS/HTTPS
- Bonus: IoT protocol experience (MQTT, CoAP) and cloud IoT services (Azure IoT Hub, AWS IoT Core)
- Strong communicator and mentor, with a product-focused mindset
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