C++, Python, C, C#, Java, SQL, x86 Assembly, TCP, UDP, DNS, socket programming, caching mechanisms, operating systems, computer architecture, Linux, Bash, Git, GitHub, GDB, Wireshark, SFML, Unity, VR, AR, object‑oriented design, algorithmic complexity, recursion, concurrent state management, data structures, memory management, graph search heuristics, A, custom hashing, priority queues. · Debugging & Problem Solving: Utilize low-level debugging tools (GDB, Wireshark) to trace memory leaks, analyze packet flow, and debug asynchronous multi-threaded or multi-client execution paths.