Ethereum Developer Course
Master Solidity 0.8.x to build secure, gas-efficient Ethereum crowdfunding smart contracts. Gain expertise in core security patterns like checks-effects-interactions, reentrancy guards, safe transfers, and access controls. Learn to use mappings, events, structs, test with Hardhat or Truffle, deploy to testnets, optimise gas, and follow best practices for production-ready Web3 apps.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This course teaches building secure, gas-efficient crowdfunding smart contracts on Ethereum using Solidity 0.8.x. Master essential patterns including checks-effects-interactions, safe ETH transfers, reentrancy protection, and access control. Work with mappings, events, and campaign structs, plus testing via Hardhat or Truffle, deployment strategies, optimisation techniques, and key security practices.
Elevify advantages
Develop skills
- Secure Solidity patterns: apply CEI, nonReentrant, and safe ETH transfers fast.
- Crowdfunding contracts: code secure campaigns with refunds, goals, and deadlines.
- Gas-optimized design: use immutable, constants, and tight storage for lower fees.
- Pro Ethereum tooling: build, debug, and test with Hardhat, Truffle, or Foundry.
- Testnet-ready deployment: verify contracts, optimize compiler, and avoid exploits.
Suggested summary
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