Jae Lee
Co-Founder, CTO at Haven
Los Angeles, California, United States
Summary
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SeniorJae Lee is a serial founder and engineering leader with 14 years of experience building high-traffic, secure web and mobile platforms across Gaming, FinTech, and Blockchain. As Co-Founder and CTO of Haven and founder of Nobrainer Labs, he blends hands-on full‑stack development (Ruby, Node, React/Vue) with systems-level expertise in scalability, HIPAA/PCI compliance, and cloud DevOps. He’s launched and scaled products from design-as-a-service and payment gateways to AI-enabled government contracting tools, and previously grew a hosting business to 10,000+ sites before acquisition. Comfortable leading teams or shipping rapid MVPs himself, he also mentors engineers and creates rapid development frameworks in his spare time. Notably, his background spans both low-level infrastructure (Linux, Docker, Ansible) and emerging stacks like Solidity/Ethereum, giving him a rare mix of operational rigor and product-first entrepreneurship.
14 years of coding experience
12 years of employment as a software developer
English, Korean
Stackoverflow
11reputation
387reached
0answers
1question
Github Skills (200)
postgresql10
instagram10
uploader10
testing10
databases10
sap10
docker-desktop10
encoding10
rack10
resumable10
sql-query10
javascript10
browser10
haml10
ionic10
Programming languages (11)
Github contributions (5)
jaequery/jien
Nov 2013 - Mar 2014
Contributions:24 commits in 3 months
jaequery/ult
Feb 2024 - Nov 2024
Ult is a modern TS-stack forging Nest.js + Prisma + tRPC, Next.js + Tailwind, and pnpm to make coding fun again.
Contributions:4 releases, 4 reviews, 14 PRs in 9 months
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