We are seeking an experienced Senior .NET Backend Engineer with a passion for building scalable, high-performance backend systems. You will play a key role in designing and implementing robust services, collaborating with cross-functional teams, and driving engineering excellence. This is an excellent opportunity to work in a dynamic environment with modern technologies and cloud platforms.

Key Responsibilities :

- Architect, design, and implement backend services using C# and .NET (Framework and/or .NET 6/7/8), ensuring performance, scalability, and security.

- Design and build RESTful APIs with strong understanding of HTTP semantics, versioning, idempotency, pagination, and error handling.

- Optimize database performance, including advanced SQL, indexing strategy, query tuning, and efficient use of Entity Framework.

- Manage transactions, isolation levels, and apply effective migration strategies.

- Implement and troubleshoot asynchronous processing, thread safety, and use of async/await patterns.

- Apply secure coding practices and protect sensitive data, following OWASP and other security guidelines.

- Integrate and implement authentication and authorization measures (OAuth 2.0, OIDC).

- Leverage structured logging and observability (Serilog, NLog, OpenTelemetry, Prometheus) and maintain effective alerting/monitoring.

- Utilize cloud platforms such as Azure, AWS, or GCP and their native telemetry and secrets services.

- Develop unit and integration tests with frameworks like xUnit/NUnit/MSTest and use mocking frameworks (e.g., Moq).

- Advocate best software engineering practices SOLID principles, code quality, refactoring, code reviews, and maintainable codebases.

Required Skills & Qualifications :

- 6 to 10+ years of experience building backend systems using C# and .NET technologies (Framework and/or .NET 6/7/8).

- Deep expertise in REST API design and implementation.

- Advanced SQL Server skills including performance tuning, indexing, and complex queries.

- Strong understanding of Entity Framework, asynchronous programming, and thread safety.

- Solid grasp of secure coding practices and web application security fundamentals.

- Experience with authentication/authorization technologies (OAuth 2.0, OIDC).

- Hands-on experience with structured logging, metrics, distributed tracing, and monitoring tools.

- Familiarity with cloud environments (Azure, AWS, or GCP) and related services.

- Proven ability writing unit and integration tests and leveraging mocking frameworks.

- Strong communication skills, proactive mindset, and ability to work in collaborative teams.

Preferred Attributes :

- Experience with microservices architecture and containerization (Docker/Kubernetes).

- Knowledge of CI/CD pipelines and automating deployments.

- Understanding of domain-driven design and distributed systems patterns.

- Mentorship experience and ability to guide junior engineers.

Why Join MOURI Tech? :

At MOURI Tech, youll be part of a global engineering community focused on excellence and innovation. We believe in empowering teams, fostering growth, and delivering solutions that help enterprises succeed in a dynamic world.