Clarence H
Senior Software Engineer at Roche
Greater Vancouver Metropolitan Area Canada
Summary
👤
Senior🎓
Top SchoolClarence H is a results-driven Senior Software Engineer with 10 years of experience building high-performance, scalable systems across finance, healthcare, and academia. He currently optimizes Java-based microservice architecture for Roche’s navify® Mutation Profiler and has delivered low-latency FX backends, real-time fraud detection engines, and diverse education platform integrations. Proficient in Java, C++, Spring Boot, PostgreSQL, AWS, and messaging systems, he pairs deep backend expertise with hands-on ops skills dating back to co-founding web services where he managed everything from kernel tuning to hardware. Comfortable in both enterprise and startup contexts, he moves between production-critical trading and healthcare research domains while contributing pragmatic, performance-focused solutions. His background blending fintech, clinical research tooling, and open-source campus platforms gives him a rare ability to translate complex domain requirements into reliable, scalable software.
10 years of coding experience
19 years of employment as a software developer
Bachelor of Science (Honors) in Computer Science, Bachelor of Science (Honors) in Computer Science at The University of British ColumbiaThe Chinese University of Hong Kong (CUHK)
English, Chinese
Stackoverflow
176reputation
44kreached
5answers
1question
Github Skills (115)
tunnel10
reverse-proxy10
proxy10
elasticsearch10
face10
search-engine10
java10
cloudflare10
evaluation10
google-app-engine10
cloudflare-workers10
headlines10
face-recognition9
mediawiki9
opensearch9
Programming languages (16)
Github contributions (5)
kitsook/ChaCha20
Jul 2015 - Sep 2020
Quick-n-dirty standalone Java implementation of ChaCha20 (256-bit key, 64- or 96-bit nonce)
Contributions:11 commits, 4 PRs, 8 pushes in 5 years 2 months
chacha20noncestandalonedirtybit
kitsook/newsSum
Jan 2016 - Jan 2023
A Google App Engine application to fetch article headlines from news sites. The result is available as JSON. Frontend UI using Vue and Bootstrap
Contributions:160 commits, 14 PRs, 185 pushes in 7 years 1 month
frontend-uigoogle-appapp-engineapplication-enginegoogle-app-engine
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.