Executive Summary
Building a high-volume water distribution platform with atomic inventory locks (FOR UPDATE NOWAIT) and subscription management.
Engineering Challenge
Concurrent morning ordering spikes caused overselling of inventory and dispatch coordination failures.
Technical Solution
Implemented atomic PostgreSQL transactions with row-level locks, dynamic pricing engines, and delivery partner routing apps.
Key Impact Metrics
- Zero Inventory Overselling
- 50k+ Daily Deliveries
- Real-Time Route Optimization
- Automated Razorpay Payouts