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Blockchain Development

There are two major roles in Blockchain development

  1. Blockchain Core developer (10% jobs)
  2. Blockchain Software developer (90% jobs)

Now let's first discuss the role of Blockchain Core Developer and ideal roadmap to follow

Blockchain Core Developer responsibilities

  • Blockchain building
  • Blockchain working
  • Blockchain mining
  • Blockchain networking
  • Blockchain consensus

Things to learn

  • Programing Language like. C++, Rust, Go (bcz they are good in Blockchain implementation)
  • Some core computer science subjects 👇
    • Computer Architecture
    • cryptography
    • Data structures and Algorithm
    • Computer Networks

Now let's move ahead and discuss most demanding job role- Blockchain Software developer NOTE: Here we are going to to discuss the roadmap in the context of ethereum blockchain because of the following reason

  • Most popular
  • Most demanding
  • Developer friendly
  • Resource and community support
  • After learning this you can also switch to BlockChains like solana, polygon etc. because fundamentals are going to remain the same

Blockchain software developer responsibilities

To build: Frontend + Smart Contract => Decentralized Application

Things to learn

  • For Frontend:

    • HTML
    • CSS
    • JavaScript
    • ReactJS(recommended) or AngularJS

  • For Smart Contract:

    • Solidity Language

  • To Connect your Frontend with your Smart Contract, we need to know liberary, You can learn any one of the following 👇

    • Web3.js
    • Ether.js
    • Web3.py

  • As blockchain is not scalable and storage of data is very costly currently hence we require knowledge of server and databases to fix these problems

    • For Server you can learn: java / python / NodeJS (recommended)
    • for databases you can learn: MongoDB or MySQL

NOTE: Learning Smartcontract, liberary and Frontend part should be your priority, rest everything will act like your bonus point to get hired or get any freelance client

  • Other tools to know:
    • Truffle
    • HardHat
    • IPFS
    • Geth
    • OpenZepplin(liberary)
    • Chainlink(oracle)

Emerging fields in Web3

  • DeFi(decentralized finance)
  • NFTs
  • Private Blockchain like Hyperledger fabric etc.

Resources

For BlockChain Core Developer:

For BlockChain software developer:

Communities

Job Portals