cryptomancer
Japan
Summary
👤
SeniorMatthew Rosen is a co-founder and veteran game developer with 12+ years of professional experience building digital games and a decade of leadership in product and engineering roles. He leads Splinterlands, a blockchain-backed collectible card game that pioneers decentralized asset ownership, provable scarcity, and play-to-earn mechanics. Matthew combines hands-on smart contract and backend engineering (Hive Engine & Tribaldex) with product vision born from a childhood passion for making games. His background spans fast-paced rewards-gaming teams and digital product management, giving him a rare mix of technical depth and commercial intuition. Based in Greater Philadelphia, he’s focused on proving gaming as one of blockchain’s first mainstream use cases while continuing to iterate on scalable, player-owned ecosystems.
11 years of coding experience
Github Skills (30)
blockchain10
mongodb10
ethereum9
go9
hive9
p2p9
smart-contracts9
cryptocurrency8
geth8
converter8
conversions7
javascript7
eosio7
crypto7
nas6
Programming languages (7)
Github contributions (5)
hive-engine/steemsmartcontracts-wiki
May 2020 - Jul 2022
Contributions:141 commits, 18 PRs, 140 pushes in 2 years 2 months
bt-cryptomancer/steemsmartcontracts
Oct 2019 - Apr 2020
javascript blockchain/sidechain powered by Steem
Contributions:92 pushes, 12 branches in 6 months
blockchain-javascriptblockchain-platformjavascriptblockchainsidechain
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