Build Your First Ethereum DApp: The Lottery Project โ€” WalkSelf
โ˜… 3.6 (5) โฑ 2h 30m ๐Ÿ“š 25 lessons ๐ŸŽง Audio version

Build Your First Ethereum DApp: The Lottery Project

Learn the fundamentals of Solidity and smart contracts by creating and deploying a complete decentralized lottery application from scratch.

  • ๐Ÿ’ฌ AI instructor
    Ask about any lesson and get a clear answer instantly, anytime.
  • ๐Ÿ• Start anytime
    No schedules or deadlines โ€” learn at your own pace, whenever suits you.
  • ๐ŸŒ In English
    Lessons, tasks and certificate โ€” all fully in your language.

About this course

Curious about blockchain technology but don't know where to start? This course demystifies Ethereum development by guiding you through a practical, hands-on project that's perfect for beginners. You will progress from understanding core blockchain concepts to writing, testing, and deploying your very own decentralized lottery application. By the end, you'll have a solid foundation in smart contract development and the confidence to build your own DApps on the Ethereum network. What you'll learn: - Understand the core principles of Ethereum, smart contracts, and decentralized applications. - Learn the fundamentals of the Solidity programming language to write your own smart contracts. - Set up a professional local development environment using Hardhat for compiling and testing. - Practice writing basic automated tests to ensure your smart contract logic is correct and reliable. - Build a simple web interface to interact with your deployed smart contract using the ethers.js library. - Apply fundamental security best practices to prevent common vulnerabilities in your code. - Deploy your finished DApp to an Ethereum test network for anyone to use. The course starts with essential terminology and blockchain basics, then moves step-by-step through building the lottery smart contract, writing tests, and finally connecting it to a user interface. This structured approach ensures you build a strong conceptual and practical foundation. This course is designed for absolute beginners. No prior experience with blockchain or Ethereum is required, though some familiarity with basic programming concepts will be helpful. Start your journey into decentralized application development today.

What you'll get

  • ๐Ÿ“œ Certificate of completion
    Add it to your LinkedIn profile
  • ๐Ÿ’ฌ Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • ๐ŸŽง Audio version included
    Learn on the go โ€” no screen needed
  • โ™พ๏ธ Lifetime access
    Come back anytime, no expiry
  • ๐Ÿ“ฑ Phone or computer
    Works anywhere, any device
  • ๐Ÿ’ธ 14-day refund
    No questions asked
  • โšก Short & focused
    2h 30m of practical content

Reviews (5)

James Young AU
โ˜… 4 ยท June 26, 2026

Really enjoyed this. The structure flowed perfectly, and the practical applications are immediately useful. Great job!

Zoe White NZ Verified learner
โ˜… 3 ยท June 25, 2026

Hmm, I'm not sure this is for absolute beginners. It assumes a bit of prior knowledge that wasn't explicitly taught. Some examples were confusing.

Lucรญa Vargas CL
โ˜… 4 ยท June 25, 2026

Solid content and presented clearly. I appreciated the real-world applications shown. Could have used a few more practice opportunities.

Chloรฉ Hoffmann LU
โ˜… 3 ยท June 23, 2026

It's a good course if you have some prior knowledge. For absolute beginners, some concepts might be a bit challenging. The structure is logical, though.

Joaquรญn Ortiz UY
โ˜… 4 ยท June 5, 2026

Learned a good amount here. The examples were relevant, though I wished there were a few more practical application tasks. Still, a worthwhile experience.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We donโ€™t store card details โ€” Stripe handles them securely.

Can I get a refund? +

Yes โ€” full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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