> Markdown version of [/jobs/ext/3846778-senior-backend-engineer-i](https://www.wearedevelopers.com/jobs/ext/3846778-senior-backend-engineer-i). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Backend Engineer I - **Company:** THE SON'S INN, L.L.C. - **Location:** United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Unit Testing, Code Coverage, Software Code Optimization, Code Review, Relational Databases, Software Debugging, Software Design Patterns, Distributed Systems, Amazon DynamoDB, PostgreSQL, Load Testing, Message Broker, MongoDB, Performance Tuning, Software Architecture, Query Optimization, RabbitMQ, Memory Leaks, Singleton Pattern, Software Deployment, Performance Testing, .NET Core, Code Structure, Database Performance, Backend, Build Management, Integration Tests, Non-relational Database, Interactive Whiteboards, Restful APIs, Code Restructuring - **Published:** October 20, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/pda0cqauls ## About the Role * 7+ years of experience in backend development, with 5+ years of experience working specifically with .NET Core. * Proficiency in RESTful services and gRPC design and development, with a focus on maintainability and scalability. * Expertise in relational databases like PostgreSQL and non-relational databases like MongoDB and DynamoDB. * Familiarity with message brokers such as RabbitMQ and understanding of asynchronous operations and distributed systems. * Deep understanding of software design patterns (e.g., Singleton, Factory, Strategy) and the ability to refactor and optimize existing codebases. * Experience with code refactoring techniques, improving code structure and maintainability while preserving functionality. * Experience in conducting unit testing, integration testing, and performance testing to ensure application robustness. Bonus Points If You Have * Strong experience in diagnosing and resolving complex performance issues, such as memory leaks, using advanced profiling and optimization tools. * Ability to lead large-scale projects, ensuring alignment with both technical and business objectives. * Experience in mentoring junior developers and guiding team growth. * Familiarity with load testing and performance tuning. * Ability to contribute to technical discussions and offer creative solutions. * Experience with diagramming tools like Miro ## Description * Design and build backend services using .NET Core 8 and ensure they integrate smoothly with other parts of the system. * Optimize database performance through query optimization and implementing efficient data models in PostgreSQL, MongoDB, and DynamoDB. * Participate in system design discussions to contribute to architectural improvements and ensure scalability and maintainability of services. * Conduct code reviews to ensure adherence to coding standards and provide feedback to improve team performance. * Implement refactoring efforts to improve existing codebases for better efficiency and readability. * Write unit tests, integration tests, and ensure high test coverage for backend services. * Troubleshoot and debug complex issues in both production and development environments. * Document technical decisions, systems, and processes to support team knowledge sharing and future development. * Participate in production deployments, ensuring that all systems function as expected after new releases., Snoonu is Qatar's homegrown Super App, reinventing daily life with blazing-fast delivery, ride-hailing, and shopping - all in one place. Powered by tech, driven by a global team, and obsessed with making life easier.