GlobalLogic, assigned to VIZIO/Verizon

Serving as a Senior Software Engineer, responsible for the development and maintenance of firmware for embedded systems, ensuring optimal performance and reliability

SECUI Corporation(a member of Samsung Group)- Leading provider of network security appliances and solutions in South Korea

Built and maintained next generation firewall appliances (NGFW)

• Designed and developed an SD-WAN solution for application routing, network performance, and security enhancement. This effort helped SECUI maintain its top spot in South Korea's network security market
• Performed analysis to identify and fix issues related to Firewall, VPN, and system
• Collaborated effectively with the UX, hardware, and other cross-functional teams to ensure seamless product operations
• Devised and implemented test functions and scenarios to ensure the quality and reliability of product features

FUTURESYSTEMS - Primary company providing VPN appliances for South Korea market.

Developed and maintained next generation firewall appliances (NGFW)

• Developed and optimized Firewall and VPN functionalities, resulting in a 50% acceleration of Packet Classification and achieving a 2x increase in IPsec VPN throughput
• Troubleshooting, analyzing and resolving issues related to Firewall, VPN, and system.
• Implemented a robust security module for the User File System, bolstering overall system protection.
• Managed firmware revisions meticulously to ensure streamlined tracking of product lines
• Collaborated seamlessly with hardware, UX, and QA teams, collectively resolving challenges pertaining to network communication

BCCloud - A startup company for security solutions in South Korea.

Improved and tested high-performance, domestic crypto

• Enhanced the performance of the domestic crypto algorithm ARIA through the implementation of SIMD, CUDA, C, and advanced programming techniques
• Achieved a 30% throughput increase compared to the original version through strategic memory utilization and algorithm tuning

MCORESYS - A startup company aiming to develop product to monitor and feed pets in South Korea.

Designed and implemented a smart pet care device

• Integrated cameras, speakers, monitors, infrared, and wireless functionality to enable remote pet monitoring within the home environment
• Developed essential communication device drivers, ported and customized network drivers and camera modules for seamless integration

EB CORP - Technology company providing smart card readers and bus management system in South Korea.

Implemented and tested APIs for a RFID card reader

• Created APIs for a card reader system, covering GPS, timing, GPIO, and read/write processes
• Used RTOS to make sure the system responds promptly when reading a card

Maharish International University - USA

Master of Science in Computer Science

Konkuk University - South Korea

Master of Science in Electronic, Information, and Communication Engineering

Ho Chi Minh University of Technology(Bach Khoa University) - Viet Nam

Bachelor of Science in Computer Science and Engineering