11+ years building backend systems at scale — Java/Spring Boot services, Kafka pipelines, Elasticsearch, MySQL, Redis — and lately RAG and AI-agent backends. Worked at Cisco Webex, Zee5, Picsart, Reliance Retail and Manhattan Associates; currently at an AI security company. Sessions I run: Backend and system design mock interviews (SDE-2 to Staff) Review of your service architecture or side project Career direction for engineers from tier-2/3 colleges — I’m from BIT Sindri and have been through it I send a short prep note before every session so we use the full time.