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Jobra drops you into a broken repo. Find it, fix it, ship it. AI helps you debug like on the job.
Jobra drops you into a broken repo. Find it, fix it, ship it. AI helps you debug like on the job.
System Design / OOP: Asked to design Google Docs using DSA & OOP concepts Class design (Document, User, Editor) Handling multiple users Version control Real-time updates
Core Concepts: APIs Request-response cycle How frontend communicates with backend How UPI works Bank-to-bank transaction flow Authentication (PIN) Role of payment gateway
Last updated Oct 4, 2026