Intro to post

After a long time, I am back with post related to technology. World is talking about AI, blockchain and its application. In the month of February, I will try to upload tutorials for different AI related “thang” and how you can get started with. This post is about how to create blockchain application. I know, this seems daunting. But it is easier than what you might have imagined. But before talking about creating a blockchain app. Let’s understand about blockchain first.

What is Blockchain Technology

Blockchain is a decentralized, distributed ledger technology that allows for secure and transparent record-keeping of transactions. It was originally created as the underlying technology for the cryptocurrency, Bitcoin, but it has since been adapted for a wide range of other uses.

Blockchains are maintained by a network of nodes, which work together to validate and record transactions. This decentralized approach makes the blockchain much more secure than traditional centralized systems, as there is no central point of control or failure.

Blockchain technology has a wide range of potential uses, including financial transactions, supply chain management, digital identity, and more. Its combination of security, transparency, and decentralization make it a valuable tool for many different industries and applications.

Why create a blockchain app?

There are several reasons why you may want to create a blockchain application:

  1. Security: Blockchain technology is inherently secure, as it uses cryptography to secure data and ensure that it cannot be altered or deleted. This makes it ideal for applications that deal with sensitive information.
  2. Decentralization: Blockchain applications are decentralized, meaning that they are not controlled by a single entity. This provides greater transparency and fairness, as well as reducing the risk of data breaches and censorship.
  3. Immutable records: Blockchain technology creates an immutable ledger of transactions, which provides a permanent record of all transactions that have taken place. This is useful for a range of applications, from supply chain management to voting systems.
  4. Cost savings: Blockchain technology can reduce costs by reducing the need for intermediaries and improving efficiency. For example, in a supply chain management application, blockchain technology can automate the process of tracking goods from production to delivery, reducing the need for manual processes and improving accuracy.
  5. Innovation: Blockchain technology is still a relatively new field, and there are many opportunities for innovation and creativity. If you have a good idea for a blockchain application, there may be a market for it and the potential for significant growth.

Overall, creating a blockchain application can provide numerous benefits and is an exciting and rapidly growing field. If you have the skills and expertise, and you’re passionate about using technology to solve real-world problems, then creating a blockchain application may be a rewarding experience.

Blockchain based app - NFT - Technical Gamer

Steps to create blockchain based app:

Creating an app using blockchain technology is a great way to take advantage of the benefits that blockchain provides, such as increased security, transparency, and decentralization. Here is a step-by-step guide to help you create an app using blockchain:

  • Choose a blockchain platform: The first step in creating an app using blockchain is to choose a blockchain platform. There are several blockchain platforms to choose from, including Ethereum, EOS, Hyperledger, and more. Each platform has its own strengths and weaknesses, and you will need to choose one that fits the requirements of your app.
  • Determine the use case: Before starting the development process, it is important to have a clear understanding of what problem you want to solve with your app and how blockchain can help. Determine the key features and functionalities that you want to include in the app, and create a roadmap for the development process.
  • Design the architecture: Once you have a clear understanding of what you want to achieve, it’s time to design the architecture of your app. This includes determining the data structure, the consensus mechanism, and the smart contracts that will be used. Make sure to consider the scalability and performance requirements of your app when designing the architecture.
  • Write the smart contracts: Smart contracts are self-executing contracts that run on the blockchain. They are used to encode the rules and regulations of the app, and they cannot be altered once they are deployed on the blockchain. Writing smart contracts requires a good understanding of programming and blockchain technology. There are several programming languages that can be used to write smart contracts, including Solidity and Chaincode.
  • Develop the front-end: The front-end of your app is the user interface that your users will interact with. It is usually developed using programming languages such as React or Angular. The front-end should be designed to be intuitive and user-friendly, and it should be able to communicate with the blockchain using APIs.
  • Deploy and test: Once the smart contracts and the front-end are complete, it’s time to deploy the app on a blockchain network. This is an important step, as it will allow you to test the app and identify any issues that need to be addressed. Make sure to test the app thoroughly to ensure that it works as expected.
  • Launch and market: Once the app is fully tested and ready to go, it’s time to launch it. You can market your app using various channels, such as social media, email marketing, or paid advertising. It’s important to reach out to potential users and educate them about the benefits of using your app.

Blockchain technology can be a valuable addition to an app, providing increased security, transparency, and decentralization to users. However, it is important to choose the right blockchain platform and to have a clear understanding of the requirements of your app before incorporating blockchain technology.

How to create blockchain application – beginner one by Technical gamer

  1. Learn the basics: Start by learning the basics of blockchain technology, including how it works, its key features, and its potential applications. You can read books, take online courses, or attend workshops or conferences to get started.
  2. Choose a platform: Decide which blockchain platform you want to work with, such as Ethereum, EOS, or Hyperledger. Consider the features, scalability, and community support for each platform before making your choice.
  3. Get familiar with programming: To create a blockchain application, you will need to have strong programming skills, particularly in a language such as Solidity for Ethereum or C++ for EOS. If you’re not already proficient in these languages, consider taking a course or working on a few small programming projects to get started.
  4. Build your network: Join online communities, attend events, and connect with other blockchain developers and enthusiasts to build your network and learn from others.
  5. Start small: Start with a simple blockchain application, such as a smart contract or a simple decentralized application (dApp). This will help you to get familiar with the basics of blockchain development and will give you a foundation to build upon as you become more experienced.
  6. Participate in open-source projects: Participating in open-source blockchain projects can be a great way to gain experience, learn new skills, and make connections in the blockchain community.
  7. Stay up-to-date: Blockchain technology is rapidly evolving, so it’s important to stay up-to-date with the latest developments and trends. Attend conferences, read industry publications, and participate in online forums to stay informed.

Starting as a beginner in blockchain development can be challenging, but with persistence and determination, you can learn the skills you need to create successful blockchain applications.


These are some of the resources where you can try to look for the ways to create blockchain app. There are official support and forums for different platforms as well.

  1. Courses:
  • Udemy: A platform offering a wide range of courses on blockchain development, including courses on Ethereum, Solidity, and more.
  • Coursera: A platform offering courses on blockchain development, cryptography, and other related topics.
  1. Documentation and tutorials:
  • Ethereum Developer Docs: The official documentation for the Ethereum blockchain platform, including tutorials on smart contract development and dApp development.
  • Hyperledger Documentation: The official documentation for the Hyperledger blockchain platform, including tutorials and guides for building blockchain applications.
  1. Online communities:
  • Reddit: The r/blockchain subreddit is a community of blockchain developers, enthusiasts, and researchers who share news, ideas, and resources.
  • Stack Exchange: A platform for developers to ask and answer questions about blockchain development and related topics.
  1. Conferences and events:
  • Consensus: An annual conference hosted by CoinDesk focused on blockchain and cryptocurrency.
  • Devcon: An annual conference hosted by the Ethereum Foundation focused on the development of decentralized applications and the Ethereum ecosystem.

These resources should help you get started with blockchain development, and you may find other resources and tools that work better for you as you become more experienced. It’s important to be proactive, persistent, and to continue learning and growing your skills over time.


  • Scalability: Currently, blockchain technology is limited in terms of the number of transactions it can handle per second, which can be a problem for high-volume applications.
  • Complexity: Developing a blockchain application can be complex and requires a high level of technical expertise. This can make it difficult for many organizations to get started with blockchain technology.
  • Lack of interoperability: Currently, there are many different blockchain platforms and networks, which can make it difficult for applications to communicate with each other.
  • Slow transaction processing times: The process of adding transactions to the blockchain can be slow, especially for larger blockchains.
  • High costs: The cost of running a blockchain network can be high, especially for organizations that need to run large numbers of nodes.
  • Lack of regulations: Currently, there are few regulations around blockchain technology, which can make it difficult for organizations to navigate the legal and ethical implications of using blockchain technology.
  • Limited use cases: While there are many potential use cases for blockchain technology, it is not suitable for all types of applications. In some cases, traditional centralized systems may be a better choice.

It is important to note that despite these limitations, the potential benefits of blockchain technology make it an exciting area of development, and many organizations are exploring how to use it to solve real-world problems.


Creating an app using blockchain technology is a complex process that requires a good understanding of programming, blockchain technology, and the requirements of your app. However, with careful planning and execution, you can create an app that provides increased security, transparency, and decentralization to your users.

Also, remember the name Satoshi Nakamoto. He/She/They is the reason for all these. You may want to read other blockchain related posts here.

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