Calsoft - C/C++ Networking Engineer

Roles and Responsibilities :

- Design, develop, and maintain C++ applications for networking and distributed systems.

- Implement and optimize network protocols (TCP/IP, UDP, HTTP, SNMP, etc.).

- Work on low-level system programming for Linux/Unix environments.

- Debug, profile, and optimize networking code for latency, throughput, and scalability.

- Collaborate with QA, DevOps, and product teams to deliver production-ready releases.

- Participate in code reviews, design discussions, and performance benchmarking.

- Contribute to documentation, best practices, and reusable frameworks.

Required Skills & Experience :

- 6+ years of professional experience in C++ software development.

- Strong knowledge of data structures, algorithms, and multithreading.

- Hands-on experience with networking protocols (L2/L3, TCP/IP stack, routing, switching, sockets programming).

- Proficiency in Linux system programming, IPC, and memory management.

- Experience in debugging with tools like gdb, valgrind, perf.

- Familiarity with version control (Git) and CI/CD pipelines.

Good to Have :

- Experience with DPDK, RDMA, or SDN/NFV frameworks.

- Knowledge of 5G, Telco networking stacks, or Virtual Networking Functions (VNFs).

- Exposure to containerized environments (Docker, Kubernetes).

- Basic understanding of Python/Go for automation and scripting.