Connecting React dApps to Smart Contracts with Ethers.js — PickAClass
⏱ 2h 30m 📚 25 lessons

Connecting React dApps to Smart Contracts with Ethers.js

Learn to bridge the gap between web development and blockchain by building a React application that interacts with smart contracts using Ethers.js.

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About this course

Are you ready to take your web development skills into the world of Web3 but don't know how to connect your frontend to the blockchain? Transitioning from traditional web applications to decentralized apps (dApps) requires a solid understanding of how blockchain networks communicate with browser-based interfaces.\n\nIn this text-based course, you will learn how to integrate a React frontend with Ethereum smart contracts. You will gain a clear, step-by-step understanding of how to read data from the blockchain, send transactions, and manage user wallet connections securely using Ethers.js and modern Web3 best practices.\n\nWhat you'll learn:\n- Understand the foundational concepts of Web3, provider objects, and smart contract ABIs\n- Connect web applications to browser wallets using Ethers.js\n- Read state data from deployed smart contracts and display it in a React UI\n- Execute smart contract functions and handle blockchain transactions safely\n- Manage application state and loading indicators during asynchronous blockchain calls\n- Implement modern React hooks and state management tailored for decentralized applications\n\nThis course guides you from basic terminology and wallet setup through to writing clean React code that communicates with test networks. You will walk through practical text-based examples and code snippets designed to make blockchain integration intuitive.\n\nThis course is designed for web developers and React beginners who want to enter the Web3 space. No prior blockchain development experience is required, though basic familiarity with React and JavaScript is helpful.\n\nStart reading today and build your first connected decentralized application.

What you'll get

  • 📜 Certificate of completion
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  • 📱 Phone or computer
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  • Short & focused
    2h 30m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Connecting React dApps to Smart Contracts with Ethers.js
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Connecting React dApps to Smart Contracts with Ethers.js
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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

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Yes — 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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