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Solidity Track

Solidity:
Level-02

4.8 (1,230 reviews)

Master advanced smart contract development with gas optimization, oracles, and DeFi protocols. Deploy production-ready apps with robust security practices.

Created by Avanteia
12,580 Total Enrolled
15 September 2024 Last Updated
Enroll Now
Solidity Level-02 Course
3 Months Duration
Certificate On Completion
Level-02 Level
12 Modules Syllabus
3 Months Duration
English Language
Certificate Included

Overview

Master advanced smart contract development with gas optimization, oracles, and DeFi protocols. Deploy production-ready apps with robust security practices.

Gas Optimization Security Solidity DeFi Oracles dApps

Learning Outcome

Master advanced smart contract design, enhance security and performance, integrate with dApps and oracles, and gain skills in auditing and upgrading contracts.

Syllabus

Click any module to expand and view topics and hands-on labs included.

  • What is Blockchain & Ethereum?
  • Smart Contracts overview
  • Ethereum Virtual Machine (EVM)
  • Tools: Remix IDE, MetaMask, Ganache
Hands-on Lab
Install MetaMask wallet Connect Remix IDE with MetaMask testnet Deploy a "Hello Blockchain" contract on a test network
  • Solidity syntax & structure
  • Variables (value types & reference types)
  • Functions & visibility (public, private, internal, external)
Hands-on Lab
Write & deploy a contract with variables and simple functions Store and retrieve data from blockchain
  • Arrays (fixed, dynamic)
  • Structs & Enums
  • Mappings
Hands-on Lab
Build a simple student record system using struct & mapping Implement an address-to-balance mapping
  • Conditionals & Loops
  • Require, Assert, Revert
  • Custom Errors (Solidity ^0.8.x)
Hands-on Lab
Create a contract with require & assert for validation Test error handling using Remix IDE
  • Pure, View, Payable functions
  • Function overloading
  • Modifiers & their use in access control
Hands-on Lab
Create a bank contract with deposit/withdraw using payable Use modifier to restrict withdrawals to owner
  • Single & Multiple Inheritance
  • Abstract Contracts
  • Interfaces & polymorphism
Hands-on Lab
Build an Employee contract that inherits from Person Implement an interface-based voting system
  • Defining & emitting events
  • Event logging in blockchain
  • Listening to events using Web3.js/Ethers.js
Hands-on Lab
Write a transaction logger contract Capture logs in Remix console / Ethers.js script
  • ERC20 fungible tokens
  • ERC721 NFTs
  • ERC1155 multi-token standard
  • OpenZeppelin libraries
Hands-on Lab
Deploy an ERC20 token using OpenZeppelin Create a simple NFT contract (ERC721) in Remix Test minting & transferring NFTs on a testnet
  • Gas optimization techniques
  • Libraries in Solidity
  • Assembly & Yul basics
  • Storage vs Memory vs Calldata
Hands-on Lab
Optimize a contract by reducing gas usage Use inline assembly for advanced operations
  • Common vulnerabilities (Reentrancy, Overflow/Underflow, Front-running, DoS)
  • Security best practices
  • Using OpenZeppelin Defender & Slither
Hands-on Lab
Implement a vulnerable contract & then fix it (e.g., Reentrancy) Run Slither static analysis
  • Truffle & Hardhat basics
  • Foundry introduction
  • Unit testing & coverage
Hands-on Lab
Deploy a contract with Truffle Write unit tests in Hardhat/Foundry Run coverage report
  • End-to-End dApp architecture (Smart Contract + Frontend + Wallet)
  • Deployment on Ethereum testnets (Goerli, Sepolia)
  • Gas & contract upgradeability (Proxy contracts)
Hands-on Lab
Build & deploy a full dApp (examples: Voting system, Crowdfunding, NFT Marketplace, DAO) Host frontend on GitHub Pages / Vercel Deploy backend on Ethereum testnet via Alchemy/Infura

What You Will Learn

Scalable Architectures

Design and implement scalable smart contract architectures with gas optimization.

Security & Auditing

Apply advanced security techniques, mitigate vulnerabilities, and audit contracts with Slither.

DeFi & Oracles

Integrate with decentralized applications, oracles, and DeFi protocols.

Production Deployment

Deploy production-ready apps on Ethereum testnets with upgradeable proxy contracts.

What Our Students Say

"

The Level 2 course took my skills to a professional level. The Active Directory labs and privilege escalation modules are exactly what I needed to land my first pentesting job. Avanteia's hands-on approach is unmatched.

Vikram Patil Penetration Tester, Mumbai
"

I completed the Beginner course first and immediately enrolled in Intermediate. The malware analysis and reverse engineering modules were eye-opening. The 2-month duration is perfect for working professionals.

Sneha Kadam Cybersecurity Analyst, Pune
"

The cloud security and wireless hacking modules are incredibly relevant. I used the skills from this course to secure my company's AWS infrastructure. Highly recommended for anyone serious about cybersecurity.

Rahul Menon Security Engineer, Bangalore

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