About
CTO and Co‑Founder of Noble, a purpose‑built app‑chain for native stablecoin issuance in the Cosmos ecosystem. Seasoned in blockchain infrastructure, decentralized exchange protocols, and IoT‑blockchain integrations, with a strong foundation in mathematics and computer science.
Work
The Verto Protocol
|Co‑Founder
Summary
Launched and co‑founded a decentralized exchange protocol.
Highlights
Co‑founded The Verto Protocol in June 2020 and led operations through June 2021. ([iq.wiki](https://iq.wiki/wiki/john-letey?utm_source=openai))
Braunfels, Hesse, Germany
Summary
Co‑founded and serve as CTO of Noble, an app‑chain purpose‑built for native asset issuance (specifically stablecoins) in the Cosmos and broader IBC ecosystem.
Highlights
Elevated from Director of Engineering (Sep 2023) to CTO in April 2024, and officially co‑founded Noble in September 2024. ([iq.wiki](https://iq.wiki/wiki/john-letey?utm_source=openai))
Led development of native Cosmos asset issuance infrastructure, including native USDC support and cross‑chain CCTP integration. ([iq.wiki](https://iq.wiki/wiki/john-letey?utm_source=openai))
Oversaw transition of Noble’s blockchain from Cosmos‑SDK to a standalone EVM Layer 1 for improved stablecoin application support. ([twstalker.com](https://twstalker.com/johnletey?utm_source=openai))
Played key role in fundraising: Noble raised $15M in Series A (Dec 2024), and previously completed a $3.3M seed round. ([rootdata.com](https://www.rootdata.com/Projects/detail/Noble?k=NzQwMg%3D%3D&utm_source=openai))
Zug, Zug, Switzerland
Summary
Advisory role on the board of the KYVE Foundation, contributing strategic oversight to the blockchain data validation and storage protocol.
Highlights
Appointed to KYVE Foundation board from April to October 2023. ([iq.wiki](https://iq.wiki/wiki/john-letey?utm_source=openai))
Skills
Blockchain Development
Cosmos SDK, EVM, IBC, CCTP, Stablecoin Infrastructure.
Leadership & Strategy
CTO, Team Building, Technical Strategy, Product‑Biz Alignment.
Protocol Design
Decentralized Exchange (Verto), Data Validation (KYVE), Agent‑Based Systems.
IoT & Blockchain Integration
Prototyping, R&D, Construction Tech.