Timothy Ong
Staff Software Engineer at PayPal
Singapore
Summary
👤
Senior🎓
Top SchoolTimothy Ong is a Staff Software Engineer based in Singapore with 12 years of experience designing and operating low-latency, cost-conscious distributed systems across fintech and logistics. He has repeatedly improved reliability and performance—raising uptime to 99.95%, cutting API latencies by 40%, and doubling historical metrics retention—while leading observability, FinOps, and automation teams. Timothy blends hands-on system design with cross-functional partnership, delivering multi-country platforms used by drivers in six to seven countries and driving >200% throughput improvements for shipper integrations. He’s pragmatic about cost: pioneered ARM-based compute evaluations and built cloud-cost dashboards that gave business units direct visibility into spend. Known for shipping practical tooling and disaster-recovery automation, he also pilots AI to reduce operational toil, helping teams move faster with confidence.
12 years of coding experience
8 years of employment as a software developer
UNSW Sydney
English, ChineseGithub contributions (5)
LeonHeTheFirst/SweetOnions
Apr 2016 - May 2016
Contributions:66 commits, 53 pushes in 13 days
timothyong/hackillinois
Feb 2015 - Sep 2015
Contributions:17 pushes in 6 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.