About the position
We have an immediate long-term opportunity with one of our prime clients for a position of C# Developer to work in Houston, TX on Hybrid basis. The ideal candidate will have expertise in TCP/IP, UDP, WebSockets, and multi-threaded programming in C#. The candidate will work on real-time communication systems, client-server applications, and network protocols.
Responsibilities
• Develop and maintain socket-based communication systems in C#.
• Implement TCP, UDP, and WebSockets for real-time data transmission.
• Design multi-threaded applications ensuring efficient data processing.
• Optimize network latency and performance for high-throughput applications.
• Debug and troubleshoot network issues, connection failures, and data loss.
• Implement asynchronous programming and event-driven architecture.
• Ensure secure communication using encryption (SSL/TLS) and authentication mechanisms.
• Write unit tests, integration tests, and performance benchmarks for networking code.
• Collaborate with backend, frontend, and DevOps teams to ensure seamless application integration.
Requirements
• 5+ years' experience using C++, C# and .NET Core/.NET Framework.
• Experience with System.Net.Sockets for TCP/UDP communication.
• Understanding of socket lifecycle (connect, send, receive, close).
• Expertise in multi-threading, parallel programming, and async programming.
• Knowledge of networking concepts (IP addressing, ports, protocols, firewalls).
• Familiarity with WebSockets, RabbitMQ for real-time applications.
• Experience working with Windows Services, Linux sockets, or embedded systems (preferred).
• Knowledge of REST APIs and microservices architecture (plus).
• Bachelor's degree in Computer Science, Engineering, or a related field.
Nice-to-haves
• MongoDB (nice to have)
• Containerizable and ready for microservices (nice to have)
• QA person available to assist with testing (developer does not need to do their own testing)
