Rayner Loh
Senior Software Engineer at Open Government Products
Singapore
Summary
👤
Senior🎓
Top SchoolRayner Loh is a senior software engineer in Singapore with 5 years’ experience building secure, scalable mobile and web systems, currently at Open Government Products where he rebuilt ScamShield to protect over 1.2M users and introduced an ML-driven detection pipeline and OTA update process that cut release times from hours to minutes. He specializes in mobile development, ML integration, and modernizing legacy codebases while preserving feature parity and improving performance and cost-efficiency. Rayner has practical cross-domain experience from web3 gaming to e-commerce and government ID protocols, and has led frontend migrations, type-system overhauls, and end-to-end product launches. Outside work he drums in local bands and freesdives, a detail that reflects a blend of creativity, team rhythm and calm under pressure.
5 years of coding experience
1 year of employment as a software developer
Computer Science, Computer Science at University of WaterlooInternational Baccalaureate, International Baccalaureate at St Joseph's Institution (SJI)Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at National University of Singapore
English, Chinese
Github Skills (26)
application-management9
bitly9
shorturl8
java7
javafx7
command-line-interface6
javascript6
nodejs5
graphical-user-interface5
typescript5
nextjs5
finance5
financial5
url-shortener5
crypto3
Programming languages (7)
Github contributions (5)
raynerljm/ip
Jan 2022 - Apr 2023
Contributions:2 releases, 6 PRs, 28 pushes in 1 year 3 months
Raypuff/orbital-job-board
May 2021 - Jul 2021
NUS Orbital 2021
Contributions:139 PRs, 332 pushes, 134 branches in 1 month
nusorbital
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