 Subjects: Data Structures, Algorithms Design and Analysis, Operating systems, Computer Design.  Design: HLD and LLD  Concepts: Object Oriented Design and Programming, Multithreading, IPC  Programming Languages: C++, Python, Go, Rust  Frameworks: Django  Databases: MySQL, Mongodb  Web/Application Servers: Nginx, Apache  Open Source: Kubernetes, Kafka, Elastic logstash Kibana, DC++, MySQL, Prometheus, Grafana, Fluentd, etcd, Harbor, Docker, Redis  Version Control: Git, clearcase, Subversion  Operating Systems: Windows and Linux Flavors. Geeks for Geeks: https://auth.geeksforgeeks.org/user/sai_shiva_utharapally/profile LeetCode: https://leetcode.com/saishivau726/