Roger Ko
Technical Product Manager at NUS Cities
Japan
Summary
👤
Senior🎓
Top SchoolRoger Ko is an AI-focused Technical Product Manager and former software engineer with a decade of experience building backend systems in Node.js and Python across startups and large companies. Currently at Rakuten after product management work at NUS Cities, he blends hands-on engineering experience from Mercari and Remitly with product strategy for AI initiatives. A generalist by training (Yale-NUS, Computer Science), he gravitates toward backend architecture, scalable services, and pragmatic engineering trade-offs. He has shipped mid-to-large systems in both industry and open source contexts, giving him fluency in turning complex technical requirements into usable product features. Based in Japan, Roger is expanding his focus into blockchain and technology ethics, signaling an appetite for emergent, impact-driven domains. Colleagues describe him as a pragmatic problem-solver who pairs code-level empathy with product thinking.
9 years of coding experience
3 years of employment as a software developer
Computer Science, Computer Science at Yale-NUS College
Stackoverflow
197reputation
9kreached
1answer
8questions
Github Skills (80)
mutation-testing9
test-automation8
firefox8
ava8
testing8
stryker8
ethereum8
plug8
chrome8
chrome-extension8
etherscan8
multi-objective-optimization7
javascript7
browser-extension7
typescript7
Programming languages (7)
Github contributions (5)
bicep/xplore
Feb 2018 - Jan 2019
⛓ A block explorer for local Ethereum testnets
Contributions:11 pushes, 6 branches in 11 months
testnetsethereumblockchainweb3block-explorer
bicep/RBFMopt-cli
Dec 2018 - Jan 2019
Connecting multi objective RBFMopt with Grasshopper
Contributions:12 commits, 2 PRs, 10 pushes in 1 month
grasshoppermulti-objective
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