Tcp, UDP, C, Node.js, Http, Dns, SSL, Rtp, Git, Rtcp, Tls, Python, VoIP functional testing, SIP

Mqtt, PostgreSQL, Multithreading, Concurrency, Docker, Networking Basics, Distributed Systems, Query Optimization, Rest Apis, Kubernetes, Message queues, Go, Event systems, K3s, Microservices architecture, Linux systems, Indexing

C++, Objective-c, Endpoint Security, Multithreading, Git, Linux, Sockets, Linux System Programming, Socket Programming, Ipc, Swift, macOS internals, XPC, CI/CD pipelines