Blinkit interview questions

Round 1: Technical screening — SQL (window functions, aggregations, cohort-style queries), classical ML fundamentals, statistics, and product sense/metrics questions. Standard DS screening format. Round 2: Deep technical round with a senior IC. Covered ML concepts in depth, NLP/search systems, project deep-dives with trade-off justifications, and Blinkit-specific problem framing (demand forecasting, ETA prediction, search ranking). Expect to defend your design decisions end-to-end. Round 3: Hiring manager round.