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Blockchain Development Level 3

Blockchain Development Track

Blockchain Development:
Level 3

5.0 (980 reviews)

Master advanced blockchain development with expert training in DeFi systems, smart contract security auditing, enterprise blockchain, and Layer 2 scaling solutions. Build full-stack DApps, audit production contracts, and prepare for senior blockchain engineering roles with comprehensive career training.

Created by Avanteia
3,150 Total Enrolled
12 Feb 2026 Last Updated
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Blockchain Development Level 3 Course
6 Months Duration
Certificate On Completion
Level-03 Level
18 Modules Syllabus
6 Months Duration
English Language
Certificate Included
Introduction

Overview

This expert-level blockchain development course transforms you into a senior blockchain engineer over six intensive months. Starting from programming fundamentals, you will progress through smart contract mastery, full-stack DApp development, DeFi systems, security auditing, enterprise blockchain, and Layer 2 scaling — culminating in a complete capstone project and comprehensive career preparation for top-tier Web3 roles.

Blockchain DeFi Security Layer 2 Enterprise Career
Goal

Learning Outcome

Implement advanced blockchain solutions and optimize blockchain applications. Build DeFi protocols, audit smart contracts, deploy enterprise solutions, and secure senior blockchain engineering roles.

Curriculum

Syllabus

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

Month 1 — Programming & Web Foundations Goal: Make every student technically confident
  • Variables, Loops, and Functions
  • OOP Concepts
  • Problem Solving
  • Git & GitHub Workflow
Hands-on Lab
Personal Portfolio Website JavaScript Mini Applications GitHub Professional Setup
  • Asynchronous Programming
  • Promises and Async/Await
  • APIs and Fetch
  • Node.js Basics
Hands-on Lab
Async Data App API Integration Project Node Server Setup
  • HTML5 and Semantic Markup
  • CSS3 and Flexbox/Grid
  • Responsive Design
  • Basic React.js Components
Hands-on Lab
Responsive Portfolio React Component Library Mobile-First Layout
Month 2 — Blockchain Fundamentals Goal: Strong conceptual clarity
  • What is Blockchain?
  • Bitcoin vs Ethereum
  • Blocks, Hashes, and Nodes
  • Public vs Private Chains
Hands-on Lab
Create Wallet Deploy Simple Contract via Remix Build Mini Blockchain in JavaScript
  • Hash Functions
  • Public/Private Keys
  • Wallet Generation
  • Digital Signatures
Hands-on Lab
Key Pair Generation Hash Demonstration Signature Verification
  • EVM Basics
  • Gas System
  • MetaMask Setup
  • Testnets (Sepolia, Goerli)
Hands-on Lab
MetaMask Configuration Testnet Faucet Usage Gas Estimation
Month 3 — Smart Contract Development Goal: Become Solidity Developer
  • Data Types and Variables
  • Functions and Modifiers
  • Mappings and Arrays
  • Events and Logging
  • Inheritance and Interfaces
Hands-on Lab
Create Custom Token NFT Minting Contract Deploy on Sepolia Testnet
  • Hardhat Development Environment
  • Truffle Suite
  • Foundry Framework
  • Testing with Mocha and Chai
Hands-on Lab
Hardhat Project Setup Truffle Migration Foundry Testing
  • ERC20 Fungible Tokens
  • ERC721 Non-Fungible Tokens
  • ERC1155 Multi-Token Standard
Hands-on Lab
ERC20 Token Deployment NFT Collection Launch Multi-Token Contract
Month 4 — Web3 Full Stack Development Goal: Become DApp Developer
  • React Hooks (useState, useEffect, useContext)
  • State Management (Redux/Zustand)
  • API Integration
  • Component Optimization
Hands-on Lab
NFT Marketplace UI Token Staking Interface DeFi Dashboard
  • Ethers.js Library
  • Wallet Connect Integration
  • Contract Interaction
  • Event Listening and Filtering
Hands-on Lab
Wallet Integration Contract Read/Write Event Listener
  • Node.js and Express Server
  • MongoDB Database
  • IPFS Decentralized Storage
  • API Design for DApps
Hands-on Lab
NFT Marketplace Backend Token Staking API IPFS Image Storage
Month 5 — DeFi, Security & Advanced Concepts Goal: Industry-level knowledge
  • Liquidity Pools
  • AMM Concept (Uniswap Model)
  • Lending Protocols (Aave/Compound)
  • Yield Farming Strategies
Hands-on Lab
Build Mini AMM Lending Pool Simulation Yield Calculator
  • Reentrancy Attacks
  • Integer Overflow/Underflow
  • Front-Running
  • Flash Loan Exploits
Hands-on Lab
Attack Simulation Vulnerability Patching Security Patterns
  • Slither Static Analysis
  • OpenZeppelin Contracts
  • Gas Optimization Techniques
  • Manual Audit Process
Hands-on Lab
Audit Open-Source Contract Write Audit Report Gas Optimization Exercise
Month 6 — Enterprise Blockchain & Career Preparation Goal: Make students job-ready
  • Hyperledger Fabric Basics
  • Private Blockchain Setup
  • Supply Chain Example
  • Enterprise Use Cases
Hands-on Lab
Fabric Network Setup Chaincode Development Supply Chain Prototype
  • Polygon Network
  • Arbitrum Rollups
  • Optimistic Rollups
  • Zero-Knowledge Rollups
Hands-on Lab
Polygon Bridge Arbitrum Deployment Rollup Comparison
  • Resume Building for Web3
  • GitHub Optimization
  • Mock Interviews
  • Technical Interview Practice
  • System Design Basics
Hands-on Lab
Portfolio Polish Mock Technical Interview System Design Whiteboard

Final Capstone Project

Complete DApp with smart contracts, frontend + backend, security audit, documentation, and live deployment.

Free Internship Opportunity Included

Gain real-world industry experience with a 6-Month Internship Program included as part of the training.

Results

What You Will Learn

DeFi Protocol Development

Build AMMs, lending pools, and yield farming systems with production-ready smart contracts.

Security Auditing

Audit contracts with Slither, identify vulnerabilities, and write professional security reports.

Layer 2 & Enterprise

Deploy on Polygon and Arbitrum, build Hyperledger Fabric solutions, and optimize for scale.

Career Readiness

Master technical interviews, system design, and portfolio presentation for senior Web3 roles.

Testimonials

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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