BLOCKCHAIN

Build the decentralized future. Smart contracts, DeFi protocols, and Web3 application development.

PROOF-OF-WORK TASKS
6 TASKS
B
Beginner
LEVEL 01
  • 01Write and deploy a simple ERC-20 token contract on a local Ethereum testnet, then share the contract code and deployment address
  • 02Create a web interface that connects to a browser wallet to read token balances, then post a video demonstration of the app
I
Intermediate
LEVEL 02
  • 01Develop a decentralized crowdfunding smart contract with withdrawal conditions, then write comprehensive unit tests and share the code
  • 02Build a frontend integration that allows users to interact with your smart contract, then deploy the application and share the link
A
Advanced
LEVEL 03
  • 01Write a custom DeFi protocol from scratch with Solidity, implement gas optimizations, write fuzz tests, and deploy on testnet
  • 02Build a Layer 2 rollup prototype or a custom EVM blockchain node that executes and validates blocks, then publish the client code