Senior Blockchain Developer

2 weeks ago

Islamabad, Islamabad, Pakistan Fexen Smart Solution Full time 900,000 - 1,200,000 per year

Location: Onsite – Islamabad ,Gulberg Green

Employment Type: Full-Time

We are looking for a Blockchain Developer with strong backend experience to join our onsite team. You will work on smart contracts, backend APIs, and innovative Web3 solutions including DeFi, NFTs, and cross-chain integrations.Key Responsibilities


• Develop and deploy smart contracts (Solidity/Rust) on EVM chains and/or Solana.


• Build and maintain backend APIs using (NestJS/Express).


• Integrate wallets (MetaMask, WalletConnect, Phantom) and handle on-chain data.


• Ensure performance, scalability, and security of blockchain and backend systems.Requirements


• 3+ years of experience in development (JavaScript/TypeScript).


• Proven experience with Solidity and Web3 libraries ).


• Experience with MongoDB/PostgreSQL and API design (REST/GraphQL).


• Knowledge of token standards (ERC-20, ERC-721, ERC-1155) and contract security best practices.


• Strong problem-solving skills and willingness to work onsite.What We Offer


• Competitive salary and benefits.


• Professional growth and training opportunities.


• Work on cutting-edge Web3 projects with a collaborative team.

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