Interact with Ethereum Smart Contracts using web3.js โ€” LearnFlat
โฑ 2h 30m ๐Ÿ“š 25 lessons ๐ŸŽง Audio version

Interact with Ethereum Smart Contracts using web3.js

This course teaches beginners how to programmatically interact with deployed Ethereum smart contracts by calling functions and sending transactions using web3.js.

  • 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

Want to build applications that communicate with the decentralized world of Ethereum? Understanding how to programmatically interact with smart contracts is the foundational skill you need. This course will equip you with the essential knowledge and practical skills to connect your applications to the Ethereum blockchain, allowing you to read data from and write transactions to deployed smart contracts using the powerful web3.js library. Learn the core concepts of Ethereum smart contracts and the web3.js library. Understand how to set up your development environment for blockchain interaction. Connect to an Ethereum node and retrieve blockchain data. Call read-only functions on deployed smart contracts. Construct and send transactions to execute write operations on smart contracts. Understand basic smart contract event listening and error handling. Practice debugging common issues when interacting with the blockchain. The course begins with foundational concepts of Ethereum and web3.js, then guides you through setting up your environment, connecting to the network, and progressively building up your ability to read from and write to smart contracts, culminating in practical application of these skills. This course is designed for absolute beginners with basic JavaScript knowledge who are eager to start building applications that interact with the Ethereum blockchain. No prior blockchain or web3.js experience is required. Begin 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

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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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