Position: Full-stack developer (Web3 / Node.js / React)
Category: Node.js
English level: intermediate
Years of experience: 2


- ZkSync airdrop farming bot. The system interacts with various smart contracts in mainnet.
Stack: Node.js (web3.js, ethers.js), JSON databese.

- Arbitrage system that tracks changes in token prices on different crypto exchanges.
Stack: Node.js (ccxt.js), MongoDB.

- Anti-captcha service.
System for workers who solve captchas and clients who send requests to the workers. The app has a web interface and chrome extensions.
Stack: JavaScript, React, Node.js (Express, Socket.io), MongoDB.

- Service for automatic account registration and verification on the Coinlist website using Puppeteer.js. Actions were performed through the anti-detect browser API.
Stack: Node.js