Bartosz is a co-founder and CEO of Cube Exchange, a non-custodial crypto exchange built for self-custody trading. Bartosz's Twitter Score is 239 out of 1000 (an Excellent rating) as of July 2026, ranking #1,860 (top 0.5%) among 389,626 tracked accounts.
Bartosz co-founded Cube Exchange and also co-founded B+J Studios. Before founding Cube Exchange, he previously worked at Citadel, JP Morgan, and BNP Paribas, giving him a background spanning traditional finance and institutional trading. He is affiliated with the Solana Foundation and the broader Solana ecosystem.
Bartosz co-founded Cube Exchange in 2023. The platform has raised $22M and operates in 4 countries. Cube Exchange supports trading of more than 1,420 tokens from a single non-custodial account, with a matching engine running at 200 microseconds. The exchange uses MPC custody, individual non-custodial vaults, and Guardian nodes to ensure users retain control of their own keys. Its litepaper describes CubeNet as a meta-L2 blockchain designed to publish matched trades before settlement.
Bartosz has 24,180 followers as of July 2026 and has published 10,021 posts. He has been mentioned by 167 accounts, with 446 total mentions. Bartosz has backed Coinflow, OpenDelta, Carrot, Fragmetric, Uranium Digital and boop.fun.
Who follows Bartosz on X?
The accounts that follow Bartosz include 633 founders, 172 angel investors, 522 influencers and 15 VCs. Among them are Solana, Toly, ZachXBT, Ansem, Laura Shin and Cobie.