Free, open curricula on GitHub for system design, QA/QE, LLD, and AI engineering — written from real production experience. Premium cohorts and deep-dive tracks for anyone ready to go further.
No login required to read. Star it if it helps — that's what keeps this growing.
Core concepts, database fundamentals, real fintech case studies, requirement to production.
● liveDesign patterns, concurrency, UML, and problem sets — night-before-interview ready.
● liveSTLC, defect management, frameworks, web/mobile/API testing — the full practitioner reference.
● liveManual tester → SDET → Lead. Python, Java, frameworks, DSA, databases.
● liveML/DL fundamentals through agentic AI and GenAI, grounded in real builds.
● liveInfoSec fundamentals, VAPT methodology, defensive learning end to end.
● free LMSStructured lessons and worksheets — the companion to the GitHub repos.
Pick the ladder that matches where you're headed. Status shown honestly — some are fully built, some are just the map so far.
Every interview-prep track across the repos, in one place. Mock AI interviews — coming soon.