Web3 Developer | Rust & TypeScript | Blockchain Enthusiast

I’m a Web3 developer from Vinnytsia, Ukraine.
My main focus is building blockchain applications and smart contracts using Rust, TypeScript, Solidity, and ecosystems like NEAR, Solana and Ethereum.

I’m passionate about creating reliable decentralized solutions and improving the interaction between smart contracts and end-users through robust integrations.

• Languages: Rust, TypeScript, Solidity
• Blockchain Ecosystems: NEAR Protocol, Solana, Ethereum
• Interests & Growth Areas: Web3 development, smart contract auditing, advanced integrations between contracts and user-facing interfaces

• Commercial Experience:

  • Active contributor to NEAR Protocol with multiple closed PRs and full refactored near-sandbox-js for setting up a local NEAR blockchain sandbox

• Highlighted Projects:

  • 📄 MPC Signing Documentation – analyzed how MPC signing works in smart contracts and created detailed technical documentation for contract methods
  • 🛠 NEAR Sandbox Library – built a library from scratch to simulate a local blockchain environment

• Community Contributions:

  • Submissions and active contributions within the NEAR ecosystem

• LinkedIn: Oleksii Kushnir
• Telegram: @AlexKushnirr

⭐️ Always open to collaboration on Web3, smart contract auditing, and blockchain infrastructure projects.