Dec 2021 – Jul 2023 · 1 yr 7 mos · London, England, United Kingdom

• Whatsapp Enterprice Client:
• Implemented a custom middleware in the connection layer in C++, to optimize MySQL queries by reducing the number of round-trips by 4x.
• Rewrote the end-to-end testing framework in pytest for the whatsapp enterprise client that enabled full test coverage.

Sep 2018 – Dec 2021 · 3 yrs 3 mos · Singapore

• Leading a team of golang engineers and data analysts to design, implement and maintain a real-time fraud detection pipeline to intercept fraudulent bookings and flag account hacking activities.

Sep 2017 – Present · 8 yrs 8 mos · Singapore

• Lead a team of 6 graduate students from National University of Singapore with different disciplines: computer engineering, aerospace engineering and physics, to design, implement, simulate, verify and maintain:
• a state-machine based ignition and propulsion system
• a guidance & navigation with a custom kalman filter.
• a command and telemetry system over radio-frequency

Mar 2017 – Sep 2018 · 1 yr 6 mos · Singapore

• Proposed the idea of a real-time dynamic incentive system to encourge drivers to accept rides from far-away passengers, and independently implement the system from scratch.

May 2016 – Feb 2017 · 9 mos · Singapore

Mar 2014 – May 2016 · 2 yrs 2 mos · Singapore

• Development of web front-end and operation back-end systems for Shopee, a mobile eCommerce product targeting users in South-east Asia.

Mar 2010 – Mar 2014 · 4 yrs · Singapore

• Part-time during university, developed the following Android and IOS apps:
• Conveno Mobile - CGH
• IDM@SG iOS App
• TrueVista iOS App
• NYP Library Map

Dec 2009 – Dec 2011 · 2 yrs · Singapore

• Maintained a cluster of CentOS servers for processing on oceanographic and atmosphere data.