Blockchain App Development

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Course Overview


πŸ“˜ Course Title: Full-Stack Blockchain App Development
Master the art of building decentralized applications (dApps) using Ethereum, Solidity, and modern web tech

🧱 Module 1: Introduction to Blockchain
β€’ What is Blockchain? History & Evolution
β€’ Distributed Ledger Technology & Consensus
β€’ Types of Blockchains: Public, Private, Consortium
β€’ Real-World Use Cases of Blockchain

πŸ› οΈ Module 2: Setting Up Your Development Environment
β€’ Installing Node.js, npm, and Git
β€’ IDE Setup (Visual Studio Code)
β€’ Installing Truffle, Hardhat, and Ganache
β€’ Creating Your First Local Blockchain

🧾 Module 3: Smart Contracts with Solidity
β€’ Introduction to Solidity Programming
β€’ Data Types, Functions, Modifiers
β€’ Events, Error Handling, and Inheritance
β€’ Writing and Testing Smart Contracts
β€’ Security Practices in Solidity

πŸ’Ύ Module 4: Working with Ethereum and Web3.js / Ethers.js
β€’ Connecting Frontend to Smart Contracts
β€’ Reading and Writing Data to Blockchain
β€’ Wallet Integration (Metamask, WalletConnect)
β€’ Handling Gas Fees and Transactions

🧩 Module 5: Frontend dApp Development
β€’ React + Vite/Next.js for UI
β€’ Integrating Web3 Libraries
β€’ Real-time Blockchain Event Listeners
β€’ Responsive UI for dApps

πŸ” Module 6: Authentication & Identity
β€’ Wallet-Based Authentication
β€’ SIWE (Sign-In With Ethereum)
β€’ Decentralized Identity (DID) Concepts

πŸ“¦ Module 7: Advanced Smart Contracts & Tools
β€’ ERC-20, ERC-721 (NFT), ERC-1155 Tokens
β€’ Chainlink Oracles and External Data
β€’ OpenZeppelin Contract Libraries
β€’ Upgradeable Contracts (UUPS/Proxy Patterns)

πŸš€ Module 8: Deployment & Testing
β€’ Using Hardhat and Truffle for Deployment
β€’ Deploying to Testnets (Goerli, Sepolia)
β€’ Interacting with Deployed Contracts
β€’ Writing Unit & Integration Tests

πŸ’° Module 9: Building a Real dApp (Capstone Project)
β€’ Idea to Prototype: Planning Your dApp
β€’ Smart Contract Development
β€’ Full-Stack Integration
β€’ Final Deployment on Ethereum Mainnet or Polygon

πŸ“š Bonus Module: Emerging Trends in Blockchain
β€’ Layer 2 Solutions (Arbitrum, Optimism)
β€’ Zero Knowledge Proofs (zk-SNARKs)
β€’ Decentralized Storage (IPFS, Filecoin)
β€’ DAOs and Governance Models

πŸ§ͺ Final Assessment + Certification
β€’ Smart Contract Quiz
β€’ Hands-On Project Review
β€’ Mainnet Deployment
β€’ Course Completion Certificate

Deploy a Simple Smart Contract

Write and deploy a "Hello Blockchain" smart contract using Solidity on Remix and test it on the testnet.

In Progress Due: Jun 28, 2025
High Priority

Create a Crypto Wallet

Set up a MetaMask wallet, connect it to a test network, and document the steps with screenshots.

Completed Submitted: Jun 16, 2025
Grade: A

Create an ERC-20 Token

Write an ERC-20 token contract, deploy it on a testnet, and verify the contract on Etherscan.

Not Started Due: Jul 4, 2025

Course Content

0/9 lessons
1
Intro to Blockchain & DLT

Locked β€’ 20 min

2
Solidity Basics & Smart Contracts

Locked β€’ 25 min

3
Node, Hardhat, Ganache Setup

Locked β€’ 30 min

4
Contract Deployment & Unit Testing

Locked β€’ 40 min

5
React + Ethers.js/Web3.js

Locked β€’ 35 min

6
ERC-20, ERC-721, OpenZeppelin

Locked β€’ 28 min

7
MetaMask Integration & Gas Management

Locked β€’ 32 min

8
Chainlink & External Data Feeds

Locked β€’ 30 min

9
Polygon, Arbitrum & Gas Savings

Locked β€’ 27 min

10
Capstone dApp + Mainnet Launch

Locked β€’ 45 min

Course Resources

Lesson 2 Slides

PDF β€’ 2.4 MB β€’ Updated today

Additional Reading

Link β€’ usabilityhub.com

Exercise Files

ZIP β€’ 5.1 MB β€’ Templates & Assets

Figma Template

Design System β€’ Community File

Study Progress

Course Completion 0%
0
Lessons Done
0h
Time Spent
Next Milestone 2 lessons

Complete Chapter 2 to unlock Certificate

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