whoami
Software and Security • Distributed System
I'm rhf, a security software engineer from Indonesia. I go by “asterr” online and have a strong interest in distributed systems—especially reliability, performance, and security. I enjoy optimizing systems under tight constraints and play CTFs from time to time
Working Experience

2025 - 2026
Tiket.comSoftware Engineer (Backend)
Worked on Flight backend systems— modernizing and optimized existing Java services (performance, concurrency, resource usage), contributed to post-purchase features, and drove adoption of an AI-first approach to Java development and migration
Worked on Flight backend systems— modernizing and optimized existing Java services (performance, concurrency, resource usage), contributed to post-purchase features, and drove adoption of an AI-first approach to Java development and migration
