Joel Low
Infrastructure Engineer at Supabase
Singapore
Summary
👤
Senior🎓
Top SchoolJoel Low is an Infrastructure Engineer with 14 years of experience building developer productivity, DevOps, and reliability tooling across cloud-native platforms. He has led Developer Experience and platform initiatives at Grab—designing a managed Kubernetes service, event-driven developer workflows, and migration tooling for Arm-based Graviton instances—while driving measurable cost and velocity improvements. Currently at Supabase, he’s helping build a serverless-like, sub-second resume experience for databases to deliver always-on semantics with zero idle resources. A pragmatic engineer fluent in Go and Kubernetes, Joel also contributes to the Puma web server, fixing cross-platform OpenSSL and chunked-response issues—an indicator of his attention to low-level compatibility. He pairs hands-on coding with architectural leadership, mentoring teams and shaping developer journeys through tooling, processes, and learning programs. Based in Singapore, he combines production-grade systems thinking with a track record of reducing operational friction and improving developer throughput.
14 years of coding experience
10 years of employment as a software developer
GCE A Levels, GCE A Levels at Raffles Junior CollegeRaffles InstitutionBachelor of Computing (B. Comp.) Computer Science, Bachelor of Computing (B. Comp.) Computer Science at National University of Singapore
English, Chinese, Japanese
Github Skills (7)
multithreading10
ruby10
rack9
server9
c178
openssl8
c118
Programming languages (19)
Github contributions (5)
puma/puma
Jul 2014 - Jul 2014
A Ruby/Rack web server built for parallelism
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits in 8 days
Contributions summary:Joel's contributions primarily focused on maintaining and improving the Puma web server's internal workings. They addressed cross-platform compatibility issues by implementing library detection instead of hardcoding paths. The user corrected OpenSSL configurations for Windows environments and fixed a block variable reference within the codebase. They also merged updates from the upstream branch and modified the code related to chunked responses.
multithreadingweb-serverrackrubyparallelism
lowjoel/coursemology-evaluator-slave
Dec 2015 - Apr 2016
Contributions:82 pushes, 71 branches, 1 tag in 3 months
evaluator
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