Y

Web3 · Skills roadmap

Blockchain Developer projects

Write, test and ship smart contracts and the applications around them, where mistakes are public and permanent.

  • 40 to 64 weeks to job-ready, part time
  • 49 lessons across 25 skills
  • 12 portfolio projects

61 lessons and projects. Progress saves in this browser.

Start the roadmap

Beginner

4 projects
  1. 1Blockchain fundamentals · Python · Automated testingBuild a toy blockchain with Merkle proofs12 h · real systems
  2. 2Blockchain fundamentals · Smart contracts and Solidity · Automated testingAn ERC-20 token with a full test suite12 h · 1 dataset
  3. 3React · Smart contracts and Solidity · TypeScript and JavaScriptA dApp front end for the tip jar14 h · real systems
  4. 4REST APIs and HTTP · Rust · Automated testingA Rust command-line tool for chain data14 h · real systems

Intermediate

4 projects
  1. 1DeFi · Smart contracts and Solidity · Automated testingAn escrow contract with disputes and deadlines18 h · 1 dataset
  2. 2DeFi · Smart contracts and Solidity · Automated testingA constant-product AMM in Solidity22 h · 1 dataset
  3. 3Blockchain fundamentals · Smart contracts and Solidity · Automated testingAn NFT collection with an allowlist mint16 h · 1 dataset
  4. 4Applied cryptography · Smart contracts and Solidity · Automated testingA multi-signature wallet18 h · 1 dataset

Advanced

4 projects
  1. 1DeFi · Smart contracts and Solidity · Automated testingA staking rewards contract with fair accounting24 h · 1 dataset
  2. 2Blockchain fundamentals · Smart contracts and Solidity · Stakeholder managementOn-chain governance with proposals, voting and a time-lock24 h · 1 dataset
  3. 3CI/CD · Smart contracts and Solidity · Automated testingOptimise and harden your own contracts20 h · 1 dataset
  4. 4React · Smart contracts and Solidity · System designA full dApp with an event indexer and API28 h · real systems