Blockchain Developer Course

201 Lessons

40 hours

kodestree’s Blockchain Developer training for beginners and professionals is designed to help you understand the core concepts of Blockchain technology and related platforms such as Bitcoin, MultiChain, Hyperledger, and Ethereum. In this Blockchain Developer Course, you will learn to develop custom smart contracts via Remix IDE and Solidity, and use Truffle, Web3.js, and TestRPC to deploy them. Earn the Blockchain Developer certification today by enrolling in our advanced training program.

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About Course

Blockchain is powering real applications in finance, healthcare, supply chain, and government, and companies are actively hiring developers who know how to build on it. kodestree’s Blockchain Developer training online takes you from the fundamentals all the way to writing and deploying smart contracts, building decentralized apps (dApps), and getting certified. Talk to our course adviser now.

Prerequisites

Understanding of data structures (arrays, lists, maps, trees)
Programming Proficiency
Object-oriented programming (OOP)

Course Objectives

Build a strong foundation in blockchain architecture, distributed ledgers, cryptography, and decentralized networks.
Develop and deploy secure smart contracts using Solidity and Ethereum development tools.
Build, connect, and deploy decentralized applications (dApps) using modern Web3 technologies.
Understand blockchain security, common smart contract vulnerabilities, and best practices for secure development.
Gain practical experience with blockchain platforms, development frameworks, and real-world use cases across industries.

What You Will Learn

In this online Blockchain Developer Course, you will learn the following skills that employers actually look for in a professional.

Distributed Ledger Technology (DLT)
Cryptography Basics (Hashing, Digital Signatures, Public/Private Keys)
Blockchain Use Cases (Finance, Supply Chain, NFTs, Governance)
P2P Network and Data Propagation
Gas, Fees, and Incentives
Blockchain Security and Attacks (51% Attack, Sybil Attack, etc.)
Ethereum Ecosystem Overview
Writing and Deploying Smart Contracts
Connecting Frontend to Smart Contracts
Deploying DApps on Testnets and Mainnets
Cyber Security for Best Practices for Blockchain Applications
Common Smart Contract Vulnerabilities (Reentrancy, Overflow, etc.)
Threat Modeling in DApps
Layer 2 Scaling (Rollups, Plasma, State Channels)
DeFi Protocols Overview

Who Should Attend?

This course is for those who want to build decentralized applications, smart contracts, and blockchain-based solutions for real-world industries. It is ideal for:

Software Developers
Web Developers
IT Professionals
Cloud Engineers
Cybersecurity Professionals
Students/Graduates looking to build a career in Blockchain technology

Skills Covered In This Program

Blockchain Architecture and Distributed Ledger Technology
Smart Contract Development with Solidity
Ethereum and Web3 Development
dApp Development and Deployment
Blockchain Security and Smart Contract Auditing
Cryptography and Digital Signatures
Web3.js, Ethers.js, and React.js Integration
Hyperledger Fabric and Enterprise Blockchain
Layer 2 Scaling and DeFi Concepts
Blockchain Testing, Debugging, and Deployment

10+ Tools Covered

You will work with the following tools and technologies in this program.

Solidity
Ethereum
Hardhat
Remix IDE
Web3.js
Ethers.js
MetaMask
React.js
IPFS
Hyperledger Fabric
Truffle
Ganache
OpenZeppelin
Slither
MythX
Infura

Career Outcomes

After completing this Blockchain Developer Certification course, you’ll be qualified for roles including:

Blockchain Developer
Build dApps and smart contracts for startups and enterprises
Smart Contract Auditor
Web3 Architect
Hyperledger Engineer
NFT Developer
DeFi Developer

Why Choose kodestree for Blockchain Developer Training?

Certified trainers at kodestree have helped professionals all over the world become blockchain developers. The following are the reasons people trust kodestree for Blockchain Developer online training:

Learn from certified Blockchain experts with real industry experience
Work on real-world projects and decentralized application (DApp) development
Flexible online training with lifetime access to learning resources
Industry-focused curriculum aligned with current Blockchain trends and job roles
Career guidance, job preparation with Blockchain interview questions, and certification support

Course Curriculum

Course Content

Lesson 1 – What is Ethereum?

Introduction
A Short History Lesson
Link to Original Bitcoin White Paper
Interfacing with Ethereum Networks
Metamask Setup
Ethereum Accounts
Receiving Ether
What’s a Transaction?
Basic Blockchains
Block Time, Smart Contracts
The Solidity Programming Language
Our First Contract, Contract Structure, Function Declarations, Testing with Remix
Redeploying Contracts, Behind the Scenes of Deployment
More on Running Functions Than You Want to Know
Wei vs Ether, Gas and Transactions, Mnemonic Phrases, Getting More Ether
Smart Contracts with Solidity
Solidity – Language of Smart Contracts

Lesson 2 – Installing Solidity & Ethereum Wallet

Basics of Solidity by Example: Subcoin Smart Contract
Layout of a Solidity Source File & Structure of Smart Contracts
General Value Types (Int, Real, String, Bytes, Arrays, Mapping, Enum, address)
Ether Units, Time Units
Globally Available Variables & Functions
Operators: Arithmetic, Logical & Bitwise Operators
Control Structure (if-else, for, while, Do-While)
Scoping and Declarations
Input Parameters and Output Parameters
Function Calls & Return Types
Fallback Function, Abstract Contract
Creating Contracts via “new” Operator
Inheriting Smart Contracts
Importing Smart Contracts & Compiling Contracts
Events & Logging, Exceptions
Don’t Skip! Node JS Versioning. Contract Deployment
Boilerplate Requirements, Project File Walkthrough Syntax Highlighters
Compiling Solidity, The Compile Script, Testing Architecture
Running Windows?, Installing Modules, Web3 Versioning
Web3 Providers, Testing with Mocha, Mocha Structure
Fetching Accounts from Ganache, Refractor to Async/Await, Deployment with Web3
Deployed Inbox Overview, Asserting Deployment, Web3 Version Fix
Verifying the Initial Message, Testing Message Updates, Deployment with Infura
Infura Signup, Wallet Provider Setup, Deployment to Rinkeby
Observing Deployment on Etherscan, Deployed Contracts in Remix
Complete Example: Crowd Funding Smart Contract, Complete Example: Voting Ballot Smart Contract
Advanced Smart Contracts, The Lottery Contract, Lottery Design, Basic Solidity Types
Starting the Lottery Contract, The Message Global Variable, Overview of Arrays
Overview of Mappings and Structs, Big Solidity Gotcha, Entering the Lottery, Validation with Require Statements
The Remix Debugger, Psuedo Random Number Generator, Selecting a Winner, Sending Ether from Contracts
Resetting Contract State, Requiring Managers, Function Modifiers, Returning Players Array
Contract Review, New Test Setup, Test Project Updates, Test Helper Review, Asserting Deployment, Entering the Lottery
Asserting Multiple Players, Try-Catch Assertions, Testing Function Modifiers, End to End Test

Lesson 3 – Building Interactive Front-Ends

Ethereum App Architecture
Application Overview
Getting Started with Create-React-App
Multiple Web3 Instances
Web3 Setup
Deploying the Lottery Contract
Local Contract Instances
Rendering Contract Data
Instance Properties
Accessing More Properties
The ‘Enter’ Form
Form Setup
Entering the Lottery
Picking a Winner
Project Review

Lesson 4 – Real Projects with Ethereum

Solving Real Problems with Contracts
Fixing Kickstarter’s Issues
Campaign Contract Design
Campaign Constructor
Contributing to the Campaign
A Quick Test
The Request Struct
More on Function Modifiers
Creating Struct Instances
Instance Creation Syntax
Storage and Memory
More on Storage vs Memory
Voting System Requirements
The Wrong Voting System
Issues with Arrays, Mappings vs Arrays
Basics of Mappings, Refactoring to Mappings
Refactoring Request Stucts, More on Struct Initialization
Approving a Request, Testing Request Approvals
Finalizing a Request, Last Remix Test
Thinking about Deployment, Solution to Deployment
Adding a Campaign Factory, Testing the Factory

Lesson 5 – Ethereum Project Infrastructure

Project Setup
Directory Structure
A Better Compile Script
Single Run Compilation
More on Compile
Test File Setup
Creating Campaign Instances
Testing Warmup
Accessing Mappings
Requiring Minimum Contributinos
Array Getters
One End to End Test
Deployment, Refactoring Deployment

Lesson 6 – Advanced Multi-Page Front-Ends

App Mockups, CRA vs Next, Next’s Pages Architecture, Basics of Next Routing
Root Routes, Campaign Factory Instance, Getting a Test Campaign, Fetching Deployed Campaigns
Why Next.js?
Server vs Client Web3 Instances, GetInitialProps Function, Semantic UI React, Card Group Setup
Rendering Card Groups, Adding CSS, Adding a Button
The Need for a Layout, The Layout Component, Assembling a Header
Constraining Content Width, Two Column Layout, Nested Routing, Final CSS Fix
Form Creation, Input Change Handlers, Form Submittal, Testing Submittal, Form Error Handling
Button Spinners, Routing Issues, Next Routes Setup, Automatic Navigation
Header Navigation, Routing to Campaigns, Restarting the Server, Route Mappings
Planning Campaign Show, Redeploying Campaign Factory, Campaign Showâ€™s GetInitialProps
Accessing a Campaign, Summary Translation Layer, Custom Card Groups, One Card Per Property
The Contribute Form, Grid Layouts, Form State, Communicating the Campaign Address
Making a Contribution, Refreshing Contract Data, Spinners and Error Handlers
Listing Requests, Grids vs Columns, More Routing!
Request Creation Form, Creating a Request, Form Polish, Creating a Request
Requests One, by One Fancy JavaScript, Small Typo!, Rendering a Table
Request Row Component, Request Row Content, Approvers Count Cell, Approving a Request, Finalizing Requests
Testing Finalization, Row Status Styling, Finishing Requests Index

Lesson 7 – Hyperledger Fabric Using Composer

Lesson 8 – Hyperledger Fabric & Composer Concepts

Hyperledger & Distributed Ledger Technology
Hyperledger Fabric: A DLT for Business Applications
Hyperledger Fabric: DLT for Business
Assets, Chaincode & Ledger
Assets, Chaincode and Transactions
Permissioned Network, Members & Membership Service Provider
Permissioned Network, Member & Membership Services
Nodes and Channels
Hyperledger Fabric Composer Overview

Lesson 9 – Pre-Requisites for Fabric development

Lesson 10 – Fabric Under the Hood (Concepts & Terminology)

Ledger Implementation
Dev Environment Walkthrough: Peer & CouchDB setup
Ledger Implementation
Peers Nodes : Anchors and Endorsers
Anchor Peers & Endorsing Peers
Clients Node: Endorsement Policies
Client Peer & Endorsing Policies
Orderer Nodes
Membership Service Provider & Certification Authority
Dev Environment Walkthrough: Orderer and CA Server
Chaincode Development

Lesson 11 – Using Composer Tools for Application Development & Administration

Fabric Composer Playground
Composer Playground
Yeoman Hyperledger Generators
Yo Generators
Participant Roles and Business Network Cards
Participant Roles and Business Network Cards
Composer CLI Tool – Deploying a Network Application
Composer CLI Tool – Network Application Management
Exercise: Create & Deploy Network Application
REST Server Overview
REST Server Security
Skeleton Angular Application using Yo
Composer SDKOverview

Lesson 13 – Composer SDK / API : Coding the Client Apps

Business Network Card Management
Card Storage API
Admin Connection Class
Business Network Connection Class
Submitting a Transaction
Registries
Resources
Querying the Registries
Subscribing to Events
Write a utility to create | delete test data for ACME Airline Model

Lesson 14 – Composer SDK / API : Coding the Transaction Processors

Lesson 15 – Developing Front End Applications for Network Applications

Request For Live Demo Class

Self Paced Learning

₹47,940.00

✓ Refund Policy

Duration: 40 hrs
201 Lessons & Practical Labs
Lifetime Full Access & Free Upgrades
Downloadable Study Materials & Code Labs
Recognized Certification of Completion
24x7 Online Support & Learner Forum

Placement Partners

Want to know Today's Offer

Blockchain Developer Course Certification Exam

Upon completing the Blockchain Developer Course, you will receive a globally recognized certification that validates your expertise in blockchain technology, smart contracts, and decentralized applications. This certification is a testament to your practical knowledge, hands-on skills, and professional readiness.

The Blockchain certification exam assesses your ability to apply real-world concepts, tools, and techniques learned during the course. Certified professionals are in high demand across industries, opening doors to exciting career opportunities and higher salary potential.

Our certification is recognized by top employers and organizations worldwide. Whether you are looking to advance your current career, switch to a new role, or demonstrate your expertise to clients, this certification gives you the competitive edge you need in today’s fast-paced technology landscape.

Frequently Asked Questions

Yes, blockchain developers continue to stay in demand. Companies want skilled developers to create distributed apps and intelligent agreements as blockchain becomes more widely adopted in industries such as finance, healthcare, and logistics. New developments such as Web3, DeFi, and NFTs are fueling this need. Maintaining up to speed on blockchain frameworks and coding languages such as Solidity, also can enhance your professional opportunities.

Yes, kodestree offers several other online certification courses. These include specialized online certification courses, tailored to different levels. kodestree, greatly emphasizes upskilling and boosting career opportunities across any industry sectors, with each online certification course designed to help learners enhance their expertise. Cloud Computing Certification Courses Big Data Certification Courses Agile and Scrum Certification Courses Project Management Certification Courses Salesforce Certification Courses ERP Certification Courses Cyber Security Certification Courses Quality Management Courses Digital Marketing and Programming Courses Data Science and BI Certification Courses Microsoft Certification Courses Machine Learning and AI Certification Courses Oracle Certification Courses

Yes, kodestree offers several other online courses under Machine Learning or Artificial Intelligence . These include specialized online courses, tailored to different skill levels. kodestree greatly emphasizes upskilling and boosting career opportunities across IT industry sectors, with each online course designed to help learners enhance their expertise in Machine Learning or Artificial Intelligence . Below are few listed Courses. Blue Prism Training IoT Training Generative AI Course MLOps Training Machine Learning Training TensorFlow Training Augmented Reality Training Automation Anywhere Training UiPath Training

The training will be conducted online through live meetings and will have a minimum total duration of 30 hours

Anyone with some technical background or basic understanding of programming knowledge and good logical reasoning ability can take up the training.

Yes, this is a certification-based training, and certification is provided online after one has successfully cleared the related assignments and test with the minimum required cut-off.

Additional benefits in the course includern• Small batches up to 10 candidatesrn• Lifetime support and accessrn• 1 on 1 training option availablern• Flexible schedule

If you are looking for Blockchain Developer Training, then kodestree is the best place to begin as you will be learning from industry experts with 10+ years of experience in the field. To get a better idea about the cost of a blockchain course by kodestree, you can talk to our chat executive or call us. Additionally, we keep running new offers and getting in touch with us will unlock those for you.

To become a certified blockchain developer, you need to follow a few steps. First, gain a strong understanding of blockchain technology and its core concepts. Next, learn programming languages commonly used in blockchain development, such as Solidity or C++. Then, explore various blockchain platforms and frameworks like Ethereum or Hyperledger. Practice building blockchain applications and smart contracts to enhance your skills. Consider obtaining certifications from reputable organizations like the Blockchain Training Alliance or the Blockchain Council. Stay updated with the latest trends in the blockchain industry to remain competitive. These steps will pave the way for becoming a certified blockchain developer.

To become a blockchain developer, these are some things you must do - - Get a deep understanding of blockchain technology. - Learn all key skills like programming, cryptography, data structures, programming languages, smart contracts, and blockchain architectures. - Understand the blockchain industry.

There is no fixed answer to whether you can become blockchain developer in 1 year or not. The time it will take for you to get there depends on how much time you spend on learning, and your dedication. However, it generally takes more than 6 months to become a blockchain developer.

kodestree’s Blockchain Developer online training course is best for blockchain. Our online learning program will help you helm a successful career in the field of blockchain, as you explore the chance to learn from professionals.

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Blockchain Developer Course

About Course

Prerequisites

Course Objectives

What You Will Learn

Who Should Attend?

Skills Covered In This Program

10+ Tools Covered

Career Outcomes

Why Choose kodestree for Blockchain Developer Training?

Course Curriculum

Course Content

Lesson 1 – What is Ethereum?

Introduction

A Short History Lesson

Link to Original Bitcoin White Paper

Interfacing with Ethereum Networks

Metamask Setup

Ethereum Accounts

Receiving Ether

What’s a Transaction?

Basic Blockchains

Block Time, Smart Contracts

The Solidity Programming Language

Our First Contract, Contract Structure, Function Declarations, Testing with Remix

Redeploying Contracts, Behind the Scenes of Deployment

More on Running Functions Than You Want to Know

Wei vs Ether, Gas and Transactions, Mnemonic Phrases, Getting More Ether

Smart Contracts with Solidity

Solidity – Language of Smart Contracts

Lesson 2 – Installing Solidity & Ethereum Wallet

Basics of Solidity by Example: Subcoin Smart Contract

Layout of a Solidity Source File & Structure of Smart Contracts

General Value Types (Int, Real, String, Bytes, Arrays, Mapping, Enum, address)

Ether Units, Time Units

Globally Available Variables & Functions

Operators: Arithmetic, Logical & Bitwise Operators

Control Structure (if-else, for, while, Do-While)

Scoping and Declarations

Input Parameters and Output Parameters

Function Calls & Return Types

Fallback Function, Abstract Contract

Creating Contracts via “new” Operator

Inheriting Smart Contracts

Importing Smart Contracts & Compiling Contracts

Events & Logging, Exceptions

Don’t Skip! Node JS Versioning. Contract Deployment

Boilerplate Requirements, Project File Walkthrough Syntax Highlighters

Compiling Solidity, The Compile Script, Testing Architecture

Running Windows?, Installing Modules, Web3 Versioning

Web3 Providers, Testing with Mocha, Mocha Structure

Fetching Accounts from Ganache, Refractor to Async/Await, Deployment with Web3

Deployed Inbox Overview, Asserting Deployment, Web3 Version Fix

Verifying the Initial Message, Testing Message Updates, Deployment with Infura

Infura Signup, Wallet Provider Setup, Deployment to Rinkeby

Observing Deployment on Etherscan, Deployed Contracts in Remix

Complete Example: Crowd Funding Smart Contract, Complete Example: Voting Ballot Smart Contract

Advanced Smart Contracts, The Lottery Contract, Lottery Design, Basic Solidity Types

Starting the Lottery Contract, The Message Global Variable, Overview of Arrays

Overview of Mappings and Structs, Big Solidity Gotcha, Entering the Lottery, Validation with Require Statements

The Remix Debugger, Psuedo Random Number Generator, Selecting a Winner, Sending Ether from Contracts

Resetting Contract State, Requiring Managers, Function Modifiers, Returning Players Array

Contract Review, New Test Setup, Test Project Updates, Test Helper Review, Asserting Deployment, Entering the Lottery

Asserting Multiple Players, Try-Catch Assertions, Testing Function Modifiers, End to End Test

Lesson 3 – Building Interactive Front-Ends

Ethereum App Architecture

Application Overview

Getting Started with Create-React-App

Multiple Web3 Instances

Web3 Setup

Deploying the Lottery Contract

Local Contract Instances

Rendering Contract Data

Instance Properties

Accessing More Properties

The ‘Enter’ Form

Form Setup

Entering the Lottery

Picking a Winner

Project Review