Senior Software Engineer at R-Link LLC

Delivered core capabilities across 2 production platforms spanning real-time video collaboration, live commerce, blockchain rewards systems, and AI-powered workflow automation. Integrated major LLM families (GPT, Claude, Gemini) into a multi-model agent workspace to reduce email triage time by 60% and cut content generation cycles by 3x via proactive task automation. Designed WebSocket services and REST/GraphQL APIs across latency-sensitive domains (meeting rooms, live commerce, participant synchronization), reducing critical-path latency by 40% and achieving 99.9% session stability at peak load. Optimized key user journeys: reduced meeting join time by 32%, improved AI agent response latency by 45%, and increased live shopping reliability by 28%. Partnered with product and delivered 6 major feature releases with zero critical post-release incidents, shipping white-label studio and AI agent capabilities end-to-end across web and mobile clients.

Hybrid Software Engineer at Omise

Engineered high-throughput payment processing and merchant dashboard services using Node.js, TypeScript, and PostgreSQL, supporting 5M+ transactions per month at 99.95% uptime across regional payment operations. Built internal tools and REST APIs for 2 workflows, reducing merchant onboarding time by 40% and improving settlement reporting accuracy by 30%. Led Docker containerization and observability improvements, reducing incident detection time by 55% and cutting deployment cycle time from 45 to 12 minutes. Mentored 4 junior engineers in TypeScript, testing, and code review, raising team test coverage from 45% to 78% and reducing production bug rate by 30%.

Hybrid Full-Stack Developer at LINE

Shipped React and Node.js features across 2 product surfaces serving 10M+ LINE Thailand users, maintaining 99.9% availability and delivering 12+ improvements per quarter. Implemented real-time notification and messaging components handling 50,000+ concurrent connections with 99.9% delivery reliability, reducing notification latency by 35%. Collaborated with product and designed in Agile cycles, sustaining 95%+ on-time sprint delivery over 3 years.