‧Refactored legacy services enhanced the connection with users (Golang) ‧Designing and implementing new security features ‧Writing robust, efficient, and maintainable code and tests ‧Optimize sql query performance (reduce 80% latency) ‧Looking forward to build a private network oriented network search engine ‧Reason for leaving: economic impact layoff

‧Develop IDS system focuses on finger printing and crawler detection ‧Custom IT, OT Honeypot system (printer, web, ssh ...) ‧Replace SQL to Message Queue with job task ‧Python, Golang back-end services ╴Executed project： ‧Malware detection using machine learning ‧Rule-based IDS focuses on anomaly detection ‧SIEM system (Back-end)

‧Develop distributed OT network honeypot Pre-defense ‧Develop and tune SDN network (reduce 30% latency) ‧Layer 3 switch IDS rules design ‧Reason for leaving: team structure change

‧Honeypots operations and development ‧Malicious Analysis (miner) ‧Python/Bash programming in routine job automation (manual to automatic) ‧Data Analysis, feature processing ‧Threat Hunting (automatic analysis pcap file) ‧Workflow Design ╴Executed project： ‧Network traffic big data analysis system - Created big data security platform to analyse log and traffic, output reports for NCC ‧NCCSC - SOC、ISAC - SIEM association rules, IDS rules design ‧NB-IoT IDS and Hoenypot

‧Server(Linux/Windows) integration/stability test ‧Auditing RFID devices on internet ‧Research telecommunication regulations ‧Develop and maintain ERP system