Coinbase
Backend Software Engineer · San Francisco, CA
Shipped DeFi smart-contract policies across three product teams, led security-audit work, and authored technical threat-model documentation.
RuoHan Chen
I’m a 6× hackathon winner studying computer science and mathematics at Vanderbilt, interested in payments and trading infrastructure.
Animated Sun, surf, and palms ASCII scene.
Education
Vanderbilt University
M.S. Computer Science · B.S. Computer Science · B.A. Mathematics
Relevant coursework: Performance Engineering for Computing Systems, Hardware for Health, Database Management Systems, Partial Differential Equations, Probability and Statistics, Linear Algebra, Operating Systems, Distributed Systems, Foundations of Machine Learning, Artificial Intelligence, and Virtual Reality.
Past internships
Gemini
Backend Software Engineer · New York, NY
Worked on Kubernetes infrastructure, token launches, smart-wallet modules, and a modular test framework for digital-asset systems.
UrbanGate Capital
Full Stack Developer · Nashville, TN
Redesigned the company website and built a cryptocurrency payment gateway on Base.
Selected work
MeshMap ↗
A decentralized peer-to-peer mesh communication system for offline emergency messaging; winner of UNIHACK’s AI and Best Social Impact tracks.
Robust Visual Geometry Grounded Transformer Research
Computer vision research on VGG-T-based 3D reconstruction under dynamic objects, occlusion, and unreliable views.
Coinbase Q3 ’25 Revenue Prediction ↗
An onchain and market-data model forecasting Coinbase revenue across trading, Base, staking, stablecoins, and subscription services.
Dream Market ↗
A permissionless prediction market using Coinbase x402 micropayments; second place in PayPal’s track.
Tea on-Chain ↗
A prize-winning privacy-first dating-safety network using zero-knowledge identity proofs and PYUSD staking.
Brain Rot Filter ↗
A Safari extension for filtering distracting content across YouTube and Instagram, with URL blocking and a focus-passkey service.
Honeybee ↗
A prize-winning multi-agent research network for long-tail prediction markets, using x402 micropayments and onchain reputation.
Chess Royale
Life-size, real-time multiplayer chess in VR where both players move pieces simultaneously, with movement cooldowns, weight-based drag speeds, and physical or teleport locomotion around a giant board.
Drone Defense ↗
An autonomous multi-drone surveillance system with real-time detection and receding-horizon pathfinding.
Core Network Research ↗
Co-authored a deep dive into Core’s Bitcoin-aligned Layer 1, covering governance, Satoshi Plus consensus, non-custodial BTC staking, and tokenomics alongside Merlin, Stacks, and Babylon.
Away from the keyboard
Music
Clarinet and guitar.
Pickleball
Usually looking for the next game.
Long runs
Time to think without a screen.
Reading
Technology, markets, and whatever comes next.
Good food
Especially all-you-can-eat adventures.