Solidity
If you like applying Solidity, every challenge here gives you a chance to practice it on a real industry brief.
- CodeAdvancedNew
Build and Audit an ERC-20 Vesting Contract for a DeFi Startup
Implement an ERC-20 vesting contract with: per-beneficiary cliff (default 12 months) + linear vesting (default 36 months), revocable allocations (for founders only), pause funct…
- Solidity
- Smart Contracts
- Foundry
Blockchain and Decentralized Systems Engineering - DesignAdvancedNew
Tokenizing Carbon Credits for a Renewable Energy Firm
Your task is to propose a comprehensive tokenization framework for EcoToken's carbon credits. You must select an appropriate blockchain platform (e.g., Ethereum, Polygon, or a p…
- Blockchain
- Smart Contracts
- Solidity
Blockchain and Digital Assets
How it works
From brief to credential, in six steps.
Step 01
Browse challenges aligned to your studies.
Step 02
Accept the one that fits your goals.
Step 03
Work through it with AI Copilot guidance.
Step 04
Submit for structured evaluation.
Step 05
Earn a verified credential.
Step 06
Add it to LinkedIn with one click.
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