Udaipur, Rajasthan, India
Information Technology
Other
Flexsin
Overview
Job Description:
We are looking for a skilled Blockchain Developer with hands-on experience in Solana, Ethereum, and Base networks. The ideal candidate should have expertise in smart contract development, blockchain integrations, and frontend React integration. You will work on decentralized applications (dApps), optimizing smart contract performance, and ensuring seamless communication between smart contracts and web applications.
Immdiate joiners will be preferred.
Responsibilities:
- Develop and deploy smart contracts on Solana (Rust), Ethereum/Base (Solidity, Vyper).
- Work with Anchor framework for Solana and Hardhat/Foundry for Ethereum development.
- Integrate smart contracts with React-based frontend applications using web3.js, ethers.js, viem, or Solana’s @solana/web3.js.
- Optimize gas usage and transaction efficiency for blockchain interactions.
- Design and implement cross-chain interactions between Ethereum, Solana, and Base.
- Build and maintain backend services for blockchain applications, using Node.js, GraphQL, and IPFS.
- Ensure the security and auditability of smart contracts by following best practices and testing methodologies.
- Work with wallet integrations (e.g., Metamask, Phantom, Coinbase Wallet) and authentication protocols.
- Collaborate with UI/UX teams to ensure seamless user experience for decentralized applications.
Required Skills & Experience:
Blockchain & Smart Contracts:
- Experience developing and deploying smart contracts on Solana (Rust, Anchor) and Ethereum/Base (Solidity, Vyper).
- Familiarity with Layer 2 solutions (Optimism, Arbitrum, Base) and sidechains.
- Experience working with NFTs, DeFi protocols, and tokenomics.
Frontend & Web3 Integration:
- Strong knowledge of React.js, Next.js, and integrating dApps with ethers.js, web3.js, viem, or solana/web3.js.
- Experience with GraphQL, REST APIs, and The Graph Protocol for querying blockchain data.
Security & Performance:
- Understanding of smart contract security vulnerabilities (reentrancy, front-running, integer overflow, etc.).
- Experience with smart contract auditing tools like Slither, MythX, or Certora.
Tools & Frameworks:
- Solana: Anchor, Seahorse
- Ethereum: Hardhat, Foundry, Remix
- Storage: IPFS, Arweave, Filecoin
- Version Control: Git, GitHub, GitLab
Good to Have Skills:
- Experience with cross-chain messaging protocols (e.g., LayerZero, Wormhole).
- Understanding of MEV (Miner Extractable Value) and Flash Loans.
- Knowledge of Zero-Knowledge Proofs (ZK-Rollups, zkSync, StarkNet).
- Experience with Rust, Go, or TypeScript for blockchain development.
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