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⇱ Decentralized Application (DApp) Development | Coursera


Decentralized Application (DApp) Development

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Decentralized Application (DApp) Development

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Gain insight into a topic and learn the fundamentals.
4.8

24 reviews

Intermediate level

Recommended experience

1 week to complete
at 10 hours a week
Flexible schedule
Learn at your own pace

Gain insight into a topic and learn the fundamentals.
4.8

24 reviews

Intermediate level

Recommended experience

1 week to complete
at 10 hours a week
Flexible schedule
Learn at your own pace

What you'll learn

  • Understand the concept of Decentralized Applications (DApps) and their significance in blockchain technology.

  • Learn DApp front-ends using HTML, CSS, and JavaScript, emphasizing best practices for DApp development.

  • Explain smart contracts for secure, automated payment processing.

Details to know

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Assessments

12 assignments

Taught in English

Build your subject-matter expertise

This course is part of the Building DApps In Ethereum Blockchain Specialization
When you enroll in this course, you'll also be enrolled in this Specialization.
  • Learn new concepts from industry experts
  • Gain a foundational understanding of a subject or tool
  • Develop job-relevant skills with hands-on projects
  • Earn a shareable career certificate

There are 3 modules in this course

The course aims to provide a thorough understanding of the core principles and characteristics of decentralized applications (DApps). Participants will learn about the benefits and challenges of DApp development, including decentralization, immutability, and user empowerment.

● Participants will acquire the necessary skills to develop front-end interfaces for DApps. They will learn modern web development technologies such as HTML, CSS, and JavaScript frameworks (e.g., React, Angular) to create engaging and user-friendly interfaces that interact with the underlying blockchain. ● The course will cover the integration of smart contracts with DApps. Participants will learn how to interact with smart contracts from the front-end using web3.js or similar libraries, enabling DApps to read from and write to the blockchain, execute transactions, and update contract states. ● Participants will gain insights into designing DApp architecture and optimizing user experience. They will learn best practices for structuring DApps, handling data flows between the front-end and smart contracts, and implementing intuitive user interfaces that seamlessly interact with the blockchain. ● The course will cover essential aspects of testing, deploying, and maintaining DApps. Participants will learn how to write comprehensive tests for their DApp's smart contracts and front-end components, deploy DApps to testnets or the mainnet, and ensure ongoing maintenance and updates to keep their DApps functional and secure. Target Learners: ● Software Developers: Experienced developers interested in expanding their skills into blockchain technology and decentralized application development. ● Blockchain Enthusiasts: Individuals with a keen interest in blockchain technology and its applications, who want to learn how to build decentralized applications. ● Entrepreneurs and Innovators: Individuals looking to explore opportunities in the decentralized finance (DeFi), decentralized autonomous organizations (DAOs), or other blockchain-based ventures. ● Tech Professionals: Professionals in various technology-related fields such as IT, cybersecurity, or fintech who want to enhance their understanding of blockchain technology and its implementation. ● Corporate Developers: Developers working in large corporations who want to understand the potential impact of blockchain technology on their industry and learn how to integrate decentralized applications into existing systems. ● Cryptocurrency Traders and Investors: Individuals involved in trading or investing in cryptocurrencies who want a deeper understanding of the underlying technology and potential investment opportunities in DApps. To be successful in this course, you should have a background in: ● Programming: A solid understanding of programming fundamentals is essential. Proficiency in languages commonly used in blockchain development such as JavaScript, Python, or Solidity (for Ethereum) is particularly useful. ● Web Development: Knowledge of web development technologies such as HTML, CSS, and JavaScript is valuable since many decentralized applications have front-end interfaces. ● Data Structures and Algorithms: Understanding fundamental data structures and algorithms will help in designing efficient and secure decentralized applications. ● Blockchain Basics: Familiarity with basic blockchain concepts such as distributed ledger technology, consensus mechanisms, smart contracts, and cryptographic principles is recommended.

This module provides a comprehensive introduction to building Decentralized Applications (DApps) using Hardhat, an Ethereum development environment, and the Ether.js library. You'll learn the fundamentals of DApps, explore the features and capabilities of Hardhat, and delve into the powerful Ether.js library for seamless interaction with the Ethereum blockchain.

What's included

28 videos1 reading4 assignments1 discussion prompt

28 videosβ€’Total 134 minutes
  • Trainer Introductionβ€’1 minute
  • Introduction to Decentralized Application (DApp) Developmentβ€’3 minutes
  • Introduction to DAppsβ€’4 minutes
  • DApps Ecosystem, Typesβ€’6 minutes
  • Benefits and Challengesβ€’4 minutes
  • Popular DApps, Development of DApps Part 1β€’4 minutes
  • Popular DApps, Development of DApps Part 2β€’4 minutes
  • Use Cases, Regulatory Considerations and DApp Adoption Part 1β€’4 minutes
  • Use Cases, Regulatory Considerations and DApp Adoption Part 2β€’6 minutes
  • What is Hardhat? An Overviewβ€’6 minutes
  • Installing Hardhat and Building Projectβ€’6 minutes
  • Exploring Hardhat and Project Componentsβ€’6 minutes
  • Exploring Hardhat and its Various Instructions Part 1β€’5 minutes
  • Exploring Hardhat and its Various Instructions Part 2β€’4 minutes
  • What is Ether.js Library? Part 1β€’5 minutes
  • What is Ether.js Library? Part 2β€’4 minutes
  • How we use Ether.js with Smart Contract? Part 1β€’6 minutes
  • How we use Ether.js with Smart Contract? Part 2β€’4 minutes
  • Interacting with Smart Contract on mainnet using Ether.js Part 1β€’6 minutes
  • Interacting with Smart Contract on mainnet using Ether.js Part 2β€’4 minutes
  • Interacting with Smart Contract on mainnet using Ether.js Part 3β€’4 minutes
  • Interacting with Smart Contract on mainnet using Ether.js Part 4β€’4 minutes
  • Reading Smart Contract Data on Testnet using Ether.js Part 1β€’7 minutes
  • Reading Smart Contract Data on Testnet using Ether.js Part 2β€’5 minutes
  • Writing Data on Smart Contract on Testnet using Ether.js Part 1β€’7 minutes
  • Writing Data on Smart Contract on Testnet using Ether.js Part 2β€’6 minutes
  • Writing Data on Smart Contract on Testnet using Ether.js Part 3β€’4 minutes
  • Writing Data on Smart Contract on Testnet using Ether.js Part 4β€’4 minutes
1 readingβ€’Total 5 minutes
  • Course Syllabusβ€’5 minutes
4 assignmentsβ€’Total 30 minutes
  • Introduction to DApps and Web3.jsβ€’20 minutes
  • Overview of Decentralized Applications (DApps)β€’3 minutes
  • Introducing Hardhatβ€’4 minutes
  • Ether.js Libraryβ€’3 minutes
1 discussion promptβ€’Total 5 minutes
  • Uses of ethers.js libraryβ€’5 minutes

This course is designed to provide a comprehensive understanding of User Interface (UI) design and development for Decentralized Applications (DApps). It covers the principles of effective UI design for DApps, practical implementation using HTML, CSS, and JavaScript, and the integration of Web3.js to create functional and user-friendly DApp interfaces.

What's included

24 videos2 readings4 assignments1 discussion prompt

24 videosβ€’Total 114 minutes
  • UI Design Basics Key Principles Elements Process Part 1β€’7 minutes
  • UI Design Basics Key Principles Elements Process Part 2β€’3 minutes
  • UI Design Basics Key Principles Elements Process Part 3β€’5 minutes
  • Key Principles, Elements, Process Part 1β€’3 minutes
  • Key Principles, Elements, Process Part 2β€’5 minutes
  • Design Principles of DAppsβ€’6 minutes
  • Architecture, Visual Design Part 1β€’5 minutes
  • Architecture, Visual Design Part 2β€’3 minutes
  • Example of DApps Part 1β€’4 minutes
  • Example of DApps Part 2β€’5 minutes
  • Basics and Prerequisites to Create DAppβ€’4 minutes
  • Designing Workflow of DAppβ€’5 minutes
  • Creating HTML Structure Part 1β€’4 minutes
  • Creating HTML Structure Part 2β€’4 minutes
  • Styling with CSSβ€’5 minutes
  • Creating Smart Contractβ€’7 minutes
  • Compiling and Deploying Contract Part 1β€’5 minutes
  • Compiling and Deploying Contract Part 2β€’5 minutes
  • Compiling and Deploying Contract Part 3β€’7 minutes
  • Integrating UI Design with Smart Contract using Ether.js Part 1β€’5 minutes
  • Integrating UI Design with Smart Contract using Ether.js Part 2β€’5 minutes
  • Integrating UI Design with Smart Contract using Ether.js Part 3β€’6 minutes
  • Integrating UI Design with Smart Contract using Ether.js Part 4β€’5 minutes
  • Integrating UI Design with Smart Contract using Ether.js Part 5β€’5 minutes
2 readingsβ€’Total 30 minutes
  • Hands-on 1 - Decentralized Book Library Management DAppβ€’10 minutes
  • Solution - Hands-on 1 - Decentralized Book Library Management DAppβ€’20 minutes
4 assignmentsβ€’Total 207 minutes
  • Front-end Development for DAppβ€’20 minutes
  • User Interface Design for DAppsβ€’180 minutes
  • Implementing DApp Front-end with HTML, CSS, and JavaScriptβ€’4 minutes
  • Integrating Web3.js with DApp Front-Endβ€’3 minutes
1 discussion promptβ€’Total 5 minutes
  • Different sectors within DApp marketβ€’5 minutes

This module dives into key topics essential for mastering the art of decentralized application development. Over three hours, you'll gain an in-depth understanding of managing user data and state in DApps, handling transactions and payments, and practicing popular smart contract development techniques. By the end of this course, you'll be equipped with the skills needed to create feature-rich, secure, and user-friendly decentralized applications.

What's included

20 videos2 readings4 assignments1 discussion prompt

20 videosβ€’Total 104 minutes
  • Understanding User Data and State in DApps, Data Storage Options for DAppsβ€’8 minutes
  • Decentralized Identity and Authentication, Smart Contracts for Data Managementβ€’8 minutes
  • Off-Chain Data Management, State Management in DAppβ€’4 minutes
  • Transactions in DApp, Cryptocurrency Paymentsβ€’6 minutes
  • Smart Contracts for Payments, Payment Gateways and Oraclesβ€’7 minutes
  • Implementing Payment Features, Security and Privacy in Paymentsβ€’6 minutes
  • Integrating Multiple Payment Methods, Challenges and Future Developmentsβ€’5 minutes
  • Creating Wallet Smart Contract Part 1β€’6 minutes
  • Creating Wallet Smart Contract Part 2β€’4 minutes
  • Creating Wallet Smart Contract Part 3β€’4 minutes
  • Creating Wallet Smart Contract Part 4β€’5 minutes
  • Creating a Wallet Smart Contract Part 5β€’6 minutes
  • Creating Wallet Smart Contract Part 6β€’4 minutes
  • Creating Wallet Smart Contract Part 7β€’6 minutes
  • Creating Wallet Smart Contract Part 8β€’6 minutes
  • Creating Wallet Smart Contract Part 9β€’3 minutes
  • Creating Wallet Smart Contract Part 10β€’6 minutes
  • Creating a Wallet Smart Contract Part 11β€’4 minutes
  • Creating Wallet Smart Contract Part 12β€’3 minutes
  • Creating Wallet Smart Contract Part 13β€’5 minutes
2 readingsβ€’Total 30 minutes
  • Hands-on 2 - Decentralized NFT Marketplace Smart Contractβ€’10 minutes
  • Solution - Hands-on 2 - Decentralized NFT Marketplace Smart Contractβ€’20 minutes
4 assignmentsβ€’Total 30 minutes
  • Implementing Business Logic in DAppβ€’20 minutes
  • Managing User Data and State in DAppβ€’3 minutes
  • Handling Transactions and Payments in DAppβ€’3 minutes
  • Practicing Popular Smart Contractβ€’4 minutes
1 discussion promptβ€’Total 5 minutes
  • Managing Data in DApp Systemsβ€’5 minutes

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Instructor

EDUCBA
1,591 Coursesβ€’326,930 learners

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Showing 3 of 24

DR
Β·

Reviewed on Aug 8, 2025

Very practical and beginner-friendly. The React + Web3.js integration was my

favorite part.

RM
Β·

Reviewed on May 25, 2025

Thank you for the great and amazing course you have put together.

EXCELLENT!!

SS
Β·

Reviewed on Feb 18, 2025

DApp software is not easy to obtain, but this course has made it super easy to understand.

Frequently asked questions

To access the course materials, assignments and to earn a Certificate, you will need to purchase the Certificate experience when you enroll in a course. You can try a Free Trial instead, or apply for Financial Aid. The course may offer 'Full Course, No Certificate' instead. This option lets you see all course materials, submit required assessments, and get a final grade. This also means that you will not be able to purchase a Certificate experience.

When you enroll in the course, you get access to all of the courses in the Specialization, and you earn a certificate when you complete the work. Your electronic Certificate will be added to your Accomplishments page - from there, you can print your Certificate or add it to your LinkedIn profile.

Yes. In select learning programs, you can apply for financial aid or a scholarship if you can’t afford the enrollment fee. If fin aid or scholarship is available for your learning program selection, you’ll find a link to apply on the description page.

Financial aid available,