Learn Web3 Development Online: Free Course with AI Tutor & Certificate
Beginners and career switchers will learn Web3 development through 7 modules. The structure moves from Introduction to Web3 and Blockchain Fundamentals into Ethereum and Smart Contracts, DeFi, NFTs, development tools and security. You'll learn to deploy Solidity contracts, work with digital assets and identify vulnerabilities in dApps.
What you'll learn in this Web3 Development course
Five concrete outcomes you'll walk away with, each mapped to modules in the curriculum below.
Understand the foundational concepts of Web3, including its evolution from Web2 and the role of blockchain technology.
Develop and deploy smart contracts using Solidity on the Ethereum platform.
Navigate and utilize key DeFi protocols, platforms, and understand the associated risks and challenges.
Create, mint, and trade NFTs while considering legal and ethical implications.
Implement secure Web3 applications by identifying and mitigating common security vulnerabilities in smart contracts and dApps.
Web3 Development course syllabus
01 Introduction to Web3
- Understanding Web3 and its Importance
- History and Evolution of the Web
- Key Differences Between Web2 and Web3
- Overview of Blockchain Technology
02 Blockchain Fundamentals
- What is a Blockchain?
- Consensus Mechanisms: Proof of Work vs. Proof of Stake
- Smart Contracts: Basics and Use Cases
- Decentralized Applications (dApps)
03 Ethereum and Smart Contracts
- Introduction to Ethereum
- Setting Up an Ethereum Development Environment
- Writing and Deploying Smart Contracts with Solidity
- Interacting with Smart Contracts
04 Decentralized Finance (DeFi)
- Introduction to DeFi
- Key DeFi Protocols and Platforms
- Understanding Liquidity Pools and Yield Farming
- Risks and Challenges in DeFi
05 NFTs and Digital Assets
- What are NFTs?
- Creating and Minting NFTs
- NFT Marketplaces and Trading
- Legal and Ethical Considerations of NFTs
06 Web3 Development Tools and Frameworks
- Overview of Web3.js and Ethers.js
- Using Truffle Suite for Development
- Introduction to Hardhat
- Testing and Debugging Smart Contracts
07 Security in Web3
- Common Security Vulnerabilities in Smart Contracts
- Best Practices for Secure Smart Contract Development
- Auditing Smart Contracts
- Understanding and Preventing Attacks on dApps
Real-world projects you'll work on
Practice the exact kind of work Web3 Development professionals do on the job.
Building a Decentralized Voting System for Corporate Governance at Google
Developing a Smart Contract-Based Supply Chain Solution for Amazon
Creating a DeFi Platform for Employee Stock Options at Microsoft
Designing an NFT Marketplace for Digital Art Collaborations at Adobe
Skills you'll gain
Add these to your LinkedIn profile and resume the day you finish.
Who should take this Web3 Development course?
And exactly what you need before starting (spoiler: almost nothing).
This course is for
- Students and recent graduates in India who want to understand blockchain, Ethereum and Solidity.
- Software developers who want to learn Web3 development, smart contracts and dApps.
- Working professionals and career switchers exploring junior blockchain or Web3 development roles.
- Product builders interested in DeFi protocols, NFT marketplaces and decentralised governance systems.
Prerequisites
- No prior Web3 experience is required.
- Basic programming familiarity will help when writing and deploying Solidity smart contracts.
- An interest in blockchain applications, DeFi, NFTs or dApp security is useful.
How learning works on LearnTube
The structure of a bootcamp, the price of free.
AI curates your path
Our AI picks the top 1% of video content for each topic and arranges it into a structured, goal-based curriculum. No more tutorial roulette.
Learn, then get quizzed
After every lesson, your AI tutor asks you a question and gives personalised feedback on your answer, so gaps get fixed immediately.
Finish with proof
Complete the course, build the capstone project, and claim a certificate recognised by 900+ hiring partners.
A complete Web3 Development course: free, structured and job-focused
Beginners, students and career switchers can use this Web3 course to learn how blockchain-based applications work and how they're built. The planned 7-module syllabus starts with Introduction to Web3 and Blockchain Fundamentals, then moves to Ethereum and Smart Contracts. Decentralized Finance (DeFi) and NFTs and Digital Assets cover liquidity pools, yield farming, minting, trading, and legal and ethical considerations. Web3 Development Tools and Frameworks introduces Web3.js, Ethers.js, Truffle Suite and Hardhat, while Security in Web3 addresses smart contract vulnerabilities, auditing and attacks on dApps.
The planned hands-on work includes Building a Decentralized Voting System for Corporate Governance at Google and Developing a Smart Contract-Based Supply Chain Solution for Amazon. You'll also work through Creating a DeFi Platform for Employee Stock Options at Microsoft and Designing an NFT Marketplace for Digital Art Collaborations at Adobe. These project briefs connect Solidity, Ethereum, DeFi, NFTs and smart contract security with specific development scenarios.
On LearnTube, you'll study through AI-curated YouTube video lessons and complete an AI-tutor quiz after every lesson. The quizzes help you check your understanding of topics such as consensus mechanisms, smart contract deployment, NFT minting and dApp security. Learning is free, and you don't need to purchase the optional paid certificate to complete the learning path. This is a syllabus-first page while the course content is being prepared.
Jobs you can target after learning Web3 Development
Web3 Development is a gateway skill for some of the fastest-growing roles in tech.
Builds blockchain features, integrates Ethereum contracts and supports dApp development.
Writes, deploys, tests and debugs Solidity smart contracts.
Connects decentralised applications with smart contracts using Web3.js or Ethers.js.
Reviews smart contracts and dApps for common vulnerabilities and attack risks.
Typical entry-level salary ranges in India as of November 2026. Actual compensation varies by city, company and experience.
Earn a Web3 Development certificate employers recognise
Finish the course and claim a certificate you can share anywhere.
- Learn 100% free: every lesson, quiz and the AI tutor cost nothing
- Claim your certificate when you complete the course (an optional paid add-on)
- Recognised by 900+ hiring partners across India
- One click to share on LinkedIn and add to your resume
Why learners choose LearnTube
Real reviews from Google. You learn free, you get assessed free, and you pay only if you want the certificate.
Though I have 11 years of experience as an HRBP, the course helped me refresh my knowledge and gave me insights into new trends in the market. The modules were clear and easy to understand, and the quizzes were well designed. I have added the certificate to my LinkedIn profile.
I had a lot of doubts while learning, but the AI chatbot answered them in detail with simple summaries. The videos on the platform saved me a lot of time as I didn't have to search YouTube and watch random content.
Just earned my certificate in HR Management from LearnTube.ai! The platform is user-friendly and the assessment was a great way to validate my knowledge. Feeling proud of this accomplishment!
I enrolled in a LearnTube personalized course to get into a Data Analytics role. It helped me learn SQL in depth and gave me hands-on experience with Power BI. I attached the LearnTube certificate to my CV, it added credibility to my profile, and I'm currently in the interview process.
The interface is user-friendly and intuitive, making it easy to navigate the course. I encountered no errors during my time using the platform, which was a refreshing change from other online learning platforms.
Just cleared the Business Analyst assessment and got certified! Loved how the course simplifies big concepts like data-driven decision making into short, practical lessons. The automated quizzes kept me on track the whole time. Perfect boost for my resume!
The certificate gave me a real edge during my B.Tech. By the time I graduated, I had skills that set me apart from my peers, and the certification opened up more job opportunities. It gave me the confidence to stand out during interviews.
I manage many software projects as a General Manager and was looking for a good certification program to stay competitive. After researching many programs, I chose LearnTube and it was much better than I expected. The material is well-organized and practical, and what I liked most is the lifetime access.
Frequently asked questions
Everything learners ask before starting this Web3 Development course.
How long does the Web3 course take to complete?
The course is designed to be self-paced, so there isn't a fixed completion time. Your pace depends on how quickly you work through the 7 modules, watch each curated YouTube lesson and complete the AI-tutor quiz after every lesson.
What can I do after completing this Web3 developer course?
You'll be able to develop and deploy Solidity smart contracts, interact with Ethereum contracts, create and mint NFTs, work with DeFi concepts, and identify common security vulnerabilities in smart contracts and dApps.
Is Web3 development still worth learning?
Yes, if you want to work on Ethereum, smart contracts, dApps, DeFi or NFTs. Employer demand varies, but Solidity development, contract testing and security auditing are practical skills for junior blockchain and Web3 development roles.
Is this Web3 course really free?
Yes. The learning content and AI-tutor quizzes are free. The certificate is a separate, optional paid add-on, so you can complete the Web3 training without paying and purchase the certificate only if you want it.
Is the Web3 certification free?
No. The Web3 certification is optional and paid, while the course content and AI-tutor quizzes are free to learn. You can complete the learning path without buying the certificate and choose the add-on later.
Is this Web3 course suitable for beginners?
Yes. This Web3 course for beginners starts with Introduction to Web3 and Blockchain Fundamentals before moving into Ethereum, Solidity, DeFi, NFTs, development tools and security. Basic programming familiarity helps, but prior Web3 experience isn't required.
What does the planned Web3 training cover?
The planned Web3 training has 7 modules covering Introduction to Web3, Blockchain Fundamentals, Ethereum and Smart Contracts, Decentralized Finance (DeFi), NFTs and Digital Assets, Web3 Development Tools and Frameworks, and Security in Web3.
Which hands-on projects are included in the Web3 development course?
Planned projects cover a decentralised voting system for corporate governance at Google, a smart contract-based supply chain solution for Amazon, a DeFi platform for employee stock options at Microsoft, and an NFT marketplace for digital art collaborations at Adobe.
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