Career

Combined paths of both Coaleye partners — product engineering and protocol work across Web3.

Founding Engineers

Coaleye

Coaleye
Remote · London & Singapore
2025 - Present

Highlights

  • Formed a two-person studio combining Bitcoin/Solana product engineering with Rust-native DeFi and trading infrastructure.
  • Deliver production dApps, launchpads, marketplaces, and GameFi systems for founders who need senior execution without a bloated team.
  • Cover the full stack: protocol design, smart contracts, backends, and polished frontend experiences.

Technologies

Rust
TypeScript
Solana
Bitcoin
EVM
Next.js

Full Stack Blockchain Engineer

Independent / Moonsat

Michal Stefanow
London, UK
2021 - Present

Highlights

  • Shipped ordinals marketplaces, rune DEX products, auction platforms, and Bitcoin-native tooling used by collectors and trading communities.
  • Built Solana launchpads, volume and sniper research tools, wallet trackers, and on-chain casino/GameFi experiences.
  • Partnered with founders across Haus of Hats, Membula, DexOrdi, and other live Web3 products.

Technologies

Bitcoin
Solana
TypeScript
React
Node.js
MongoDB

Rust & Web3 / AI Engineer

Independent / 10xAngel

10xAngel
Singapore
2021 - Present

Highlights

  • Built and launched DeFi, NFT, and on-chain gaming platforms across Solana, EVM, and Aptos.
  • Designed high-performance trading and raffle infrastructure with a focus on reliable smart contracts and scalable backends.
  • Advised startups as both hands-on engineer and technical partner through mainnet launches.

Technologies

Rust
Solidity
Golang
Move
TypeScript
Python

Blockchain Developer

Two Steppe Digital LLC

10xAngel
Colorado, USA (remote)
2021 - 2022

Highlights

  • Worked on private blockchain development and custom smart contracts.
  • Contributed to NFT and education-credential systems on multiple chains.

Technologies

Solidity
Rust
JavaScript
Ethereum