Mikky

Back-End Engineer

Arise by Infinitas•  October 2023 - Present•  Thailand

Led development of a mission-critical national "Health Portal" system serving 20,000+ hospitals across Thailand, facilitating healthcare reimbursement and data sharing between hospitals and National Health Security Office(NHSO). Designed and implemented critical healthcare data integrations: Developed microservices and batch processing system handling 100,000+ daily medical claims for government reimbursement. Created API gateway for nationwide hospital and dental clinic to submit claims via PAOTANG platform. Built APIs integrating with Health Link system for patient data sharing. Architected scalable microservices infrastructure: Managed 150+ internal and 10+ external microservices using 3-tier architecture. Implemented Redis caching strategy for patient data and common hospital information. Established robust monitoring system: Integrated Dynatrace for real-time performance monitoring and alert system. Implemented Kibana logging for error tracking and root cause analysis. Engineered high-performance data processing systems: Optimized large-scale report generation from 24+ hours to 3 hours for 10M+ records. Resolved Out-of-Memory issues through concurrent processing and batch optimization.