SOFTWARE DEVELOPER
• Architected the full order lifecycle (cart, order, payment, delivery) for NowGas, an LPG distribution platform serving Cambodia, with ABA PayWay integration.
• Migrated NowGas's monolithic backend to microservices, resolving Socket.io horizontal scaling bottlenecks and enabling real-time driver updates every 10–15s.
• Automated prize distribution for Squad Duel using cron jobs and MongoDB indexing, cutting payout time from hours to seconds.
• Independently optimized MSC's PostgreSQL schemas, reducing query latency by 36%, and architected live video streaming on Wowza for 10k+ concurrent users.
• Built Billzar's payment infrastructure on Razorpay covering mobile recharge, utility bill payments, and UPI/credit-to-bank transfers.
Dev Technosys (CMMI Level 3) | Oct 2024 – April 2026