Maintain and improve a complex C++ data pipeline for a quant
investment firm. Ensure seamless transformation from vendor datasets
(some are massive) into proprietary formats.
Responsible for data correctness and fixing defects in output and
enables trading algorithms to handle billion-dollar volumes without
crashing or miscalculating.
Regularly profile and optimize runtime, disk space, and memory
usage. Achieved significant performance gains on several components
through refactoring.
Develop internal tools to automate daily workflows, works with
various API (Jira, GitLab, Confluence, Test system) to speed up some
operational tasks. Integrated LLMs for complex, labor-heavy tasks, which
cut down manual effort significantly.
Internship
/ Junior Software Engineer | DEK Technologies (now Endava)
September 2020 – July 2022 | Ho Chi Minh City, VN
VOIP Systems: Contributed to the development of a new VOIP call
routing system that can reduce 20% of latency for power user. I
contributed in implementation and testing phase for this project.
Client Support: Investigated and resolved technical issues raised by
clients, often involving reproducing some complex networking
scenario.