Job details

Mid-Level Blockchain Developer

Coding Key

June 10, 2025

June 20, 2025

Software Development

Active

Job Description

We are seeking a skilled and motivated Mid-Level Blockchain Developer to join our development team. You will be responsible for designing, implementing, and supporting blockchain-based solutions that align with our business goals. This role requires a strong understanding of decentralized technologies, smart contract development, and cryptographic protocols.


Key Responsibilities:
 

  • Develop and deploy smart contracts on platforms such as Ethereum, Binance Smart Chain, or Polygon.
     
  • Write clean, secure, and efficient code for blockchain applications and backend systems.
     
  • Work with APIs, SDKs, and blockchain tools to integrate blockchain components into web/mobile apps.
     
  • Collaborate with front-end developers and product managers to define and deliver blockchain features.
     
  • Optimize existing blockchain solutions for scalability, security, and performance.
     
  • Keep up to date with emerging trends and technologies in blockchain space.
     
  • Conduct code reviews and provide feedback to peers.
     


Required Skills and Qualifications:
 

  • 2–4 years of professional software development experience, with at least 1–2 years in blockchain development.
     
  • Strong knowledge of blockchain fundamentals: consensus algorithms, cryptography, token standards (ERC-20, ERC-721, etc.).
     
  • Proficient in smart contract development using Solidity and development tools like Hardhat, Truffle, or Foundry.
     
  • Experience with blockchain node setup, Web3.js or Ethers.js, and IPFS.
     
  • Solid understanding of RESTful APIs and backend technologies (Node.js preferred).
     
  • Familiarity with DeFi, NFTs, wallets, and other dApps is a plus.
     
  • Strong problem-solving skills and attention to detail.
     
  • Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent practical experience).
     

Preferred Qualifications:
 

  • Experience with Layer 2 solutions (e.g., Arbitrum, Optimism).
     
  • Exposure to other chains like Solana, Polkadot, or Avalanche.
     
  • Familiarity with CI/CD pipelines, unit testing, and smart contract security best practices.
     

Location: Part time - Remote (anywhere from Pakistan)  

Blockchain technology
Smart contracts
Decentralized applications (dapps)
Solidity programming language
Ethereum
Hyperledger
Consensus algorithms
Cryptography
Node setup
Web3.js
Ethers.js
Ipfs
Defi
Nfts
Wallets
Dapps
Layer 2 solutions
Job Details

LOCATION:

Lahore Punjab, Pakistan

VACANCIES:

1

JOB TYPE:

Remote

Zip/Postal Code:

Work Experience:

4 (Year)

SALARY:

0 to 0 (PKR)

Mid-Level Blockchain Developer

Posted by: Coding Key | June 10, 2025

We are seeking a skilled and motivated Mid-Level Blockchain Developer to join our development team. You will be responsible for designing, implementing, and supporting blockchain-based solutions that align with our business goals. This role requires a strong understanding of decentralized technologies, smart contract development, and cryptographic protocols.


Key Responsibilities:
 

  • Develop and deploy smart contracts on platforms such as Ethereum, Binance Smart Chain, or Polygon.
     
  • Write clean, secure, and efficient code for blockchain applications and backend systems.
     
  • Work with APIs, SDKs, and blockchain tools to integrate blockchain components into web/mobile apps.
     
  • Collaborate with front-end developers and product managers to define and deliver blockchain features.
     
  • Optimize existing blockchain solutions for scalability, security, and performance.
     
  • Keep up to date with emerging trends and technologies in blockchain space.
     
  • Conduct code reviews and provide feedback to peers.
     


Required Skills and Qualifications:
 

  • 2–4 years of professional software development experience, with at least 1–2 years in blockchain development.
     
  • Strong knowledge of blockchain fundamentals: consensus algorithms, cryptography, token standards (ERC-20, ERC-721, etc.).
     
  • Proficient in smart contract development using Solidity and development tools like Hardhat, Truffle, or Foundry.
     
  • Experience with blockchain node setup, Web3.js or Ethers.js, and IPFS.
     
  • Solid understanding of RESTful APIs and backend technologies (Node.js preferred).
     
  • Familiarity with DeFi, NFTs, wallets, and other dApps is a plus.
     
  • Strong problem-solving skills and attention to detail.
     
  • Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent practical experience).
     

Preferred Qualifications:
 

  • Experience with Layer 2 solutions (e.g., Arbitrum, Optimism).
     
  • Exposure to other chains like Solana, Polkadot, or Avalanche.
     
  • Familiarity with CI/CD pipelines, unit testing, and smart contract security best practices.
     

Location: Part time - Remote (anywhere from Pakistan)  

Blockchain technology
Smart contracts
Decentralized applications (dapps)
Solidity programming language
Ethereum
Hyperledger
Consensus algorithms
Cryptography
Node setup
Web3.js
Ethers.js
Ipfs
Defi
Nfts
Wallets
Dapps
Layer 2 solutions
Job Details

Location

Lahore Punjab, Pakistan

Vacancies

1

Job Type

Remote

Zip/Postal Code:

Work Experience:

4 (Year)

Salary

0 to 0 (PKR)

Industry

Software Development

Job Status

Active

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