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Senior Backend Engineer I

Snoonu · Doha

جديد
Senior 🇬🇧 English
.NET Core RESTful services gRPC PostgreSQL MongoDB DynamoDB RabbitMQ Software design patterns Unit testing Integration testing Performance testing Profiling Load testing Miro

وصف الوظيفة

About the role

Snoonu, Qatar’s home‑grown Super App, is looking for a Senior Backend Engineer to design, build, and maintain high‑performance services that power delivery, ride‑hailing, and shopping experiences. You will work with a modern tech stack, collaborate on system architecture, and ensure the platform scales reliably.

Key responsibilities

  • Design and develop backend services using .NET Core 8, ensuring seamless integration with other system components.
  • Optimize database performance in PostgreSQL, MongoDB, and DynamoDB through query tuning and efficient data modeling.
  • Participate in architectural discussions, contributing to scalability and maintainability improvements.
  • Conduct code reviews, enforce coding standards, and mentor team members.
  • Refactor existing codebases for better efficiency, readability, and testability.
  • Write comprehensive unit, integration, and performance tests to maintain high test coverage.
  • Troubleshoot and debug complex production and development issues.
  • Document technical decisions, system designs, and processes for knowledge sharing.
  • Support production deployments and verify system health after releases.

Required profile

  • 7+ years of backend development experience, with at least 5 years focused on .NET Core.
  • Strong expertise in building RESTful APIs and gRPC services.
  • Deep knowledge of relational (PostgreSQL) and non‑relational databases (MongoDB, DynamoDB).
  • Experience with message brokers such as RabbitMQ and distributed asynchronous systems.
  • Proven ability to lead large‑scale projects and mentor junior developers.

Required skills

  • .NET Core
  • RESTful services
  • gRPC
  • PostgreSQL
  • MongoDB
  • DynamoDB
  • RabbitMQ
  • Software design patterns (Singleton, Factory, Strategy)
  • Unit testing
  • Integration testing
  • Performance testing and profiling
  • Load testing
  • Miro (diagramming)

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Snoonu

Doha