🤓 Nerdcore

miko.matsumura

managingPartner@gumi.cryptos.capital

From neural networks in 1990 to Web3 unicorns in 2025. Building open source infrastructure that makes the world more consensual and innovative.

// Personal Stats const mikoStats = { firstNeuralNet: 1990, totalAum: "$130M+", unicorns: 5, yearsInTech: 30, role: "Managing Partner" };

Highlights

1990
Yale Neuroscience PhD Program
Built 33 parameter back-propagation neural network in C++ on Sun SPARCstation, based on "Learning representations by back-propagating errors" by Rumelhart, Hinton and Williams (Nature, 1986).
1995-2005
Chief Developer Evangelist @ Sun Microsystems
Led Java Programming Language Platform evangelism, fell in love with open source software.
2005-2018
Serial Entrepreneur & Builder
Raised $50M+ in venture capital for dev tools (Gradle) and infrastructure (Hazelcast). Multiple exits: INFRAVIO, webMethods, Db4O.
2018-Present
Managing Partner @ gumi Cryptos Capital
Investing in breakthrough Web3 technologies. Portfolio includes unicorns OpenSea, Yield Guild Games, and emerging leaders in DeFi.

Portfolio { Web3 & Infrastructure }

OpenSea Exit
NFT Infrastructure
Premier NFT marketplace enabling digital ownership at scale.
React Ethereum IPFS
Yield Guild Games Unicorn
Gaming DAO
Decentralized autonomous organization for blockchain gaming assets.
Solidity Unity Polygon
1Inch Network Active
DeFi Aggregation
DEX aggregation protocol optimizing DeFi trading routes.
Solidity Node.js Web3
Ether.Fi Active
Liquid Staking
Liquid staking protocol for Ethereum 2.0 infrastructure.
Solidity Ethereum DeFi
Astar Active
Multi-chain Platform
Smart contract platform supporting both EVM and WASM.
Rust Substrate Polkadot
IntoTheBlock Board
Analytics & Trading
Algorithmic trading and blockchain analytics platform.
Python ML Analytics
01/**
02 * Personal Philosophy & Investment Thesis
03 * @author Miko Matsumura
04 */
05
06function buildBetterWorld() {
07 return {
08 consensus: "more consensual",
09 fairness: "fair & just",
10 nonviolence: "respect for individual sovereignty",
11 transparency: "transparent systems",
12 innovation: "breakthrough technologies"
13 };
14}
15
16// "Open Source infrastructure will make the world
17// more consensual, fair, just, accessible, transparent & innovative."