Solidity Developer (Smart Contract & App Development)

Job Description

Title: Solidity Developer (Smart Contract & App Development)

Company Name: Betopia Group

Vacancy: 4

Age: 20 to 35 years

Job Location: Dhaka (Mohakhali)

Salary: Negotiable

Experience:

• 2 to 4 years

• Bachelor/Honors

• 2 to 4 years

• Age 20 to 35 years

Requirements:

Proven experience with Solidity and EVM-based blockchains
Knowledge of Web3.js, Ethers.js, or similar libraries
Experience deploying to Ethereum, Polygon, or BSC
Familiarity with DeFi, NFT, or DAO development
Understanding of gas optimization and smart contract security
Experience with Git and GitHub version control

Bonus Skills (Optional):

Experience with The Graph, IPFS, or Moralis

Knowledge of Foundry or Rust (including Solana)

Smart contract auditing experience

We’re looking for an experienced Solidity Developer to join our blockchain development team. You’ll be responsible for building and deploying secure, efficient smart contracts on Ethereum, BSC, and Polygon, and collaborating with our React team to integrate blockchain logic into modern Web3 applications.

Responsibilities:

Develop, test, and deploy smart contracts using Solidity

Work with Hardhat, Remix, and Truffle frameworks

Integrate smart contracts with Web3.js or Ethers.js alongside the frontend team

Build and manage ERC20, BEP20, ERC721, and ERC1155 tokens

Optimize gas usage and follow security best practices

Collaborate with frontend and backend developers to create full dApps

Conduct unit testing and perform smart contract audits

Compensation

Flexible based on skill and experience

Opportunity for long-term collaboration on multiple blockchain projects

How to Apply:

Submit your portfolio or GitHub with blockchain projects

Provide live smart contract links on Etherscan, BscScan, or PolygonScan

Include a short note about your favorite Web3 project you’ve built

Apply using the following link:

https://docs.google.com/forms/d/e/1FAIpQLSdYGRDl0Qbs-DD3iF9pwJwv0Em3aBCDq_VIDx0h8OW21HD1TA/viewform?usp=publish-editor

Compensation

• Flexible based on skill and experience

• Opportunity for long-term collaboration on multiple blockchain projects