Blockchain Developer specializing in Solidity and Rust to develop Caiz's ethical financial ecosystem. Collaborate on smart contracts and secure blockchain infrastructure to reshape finance.
Responsibilities
Design, develop, and deploy smart contracts using Solidity on EVM-compatible blockchains.
Build and maintain Rust-based blockchain modules, such as on Substrate or Solana-compatible platforms.
Contribute to the design of custom blockchain protocols and token standards.
Write secure, gas-optimized, and thoroughly tested smart contracts.
Collaborate with frontend and backend teams to integrate blockchain components into products.
Conduct code reviews, audits, and vulnerability assessments for blockchain code.
Analyze and improve the performance, security, and scalability of the Caiz blockchain.
Stay up-to-date with the latest developments in blockchain technologies, including new EIPs, cryptographic primitives, and layer-2 solutions.
Requirements
3+ years of experience in blockchain development with hands-on coding in Solidity and Rust
Strong understanding of smart contract design, blockchain architecture, cryptography, and consensus mechanisms
Experience developing and deploying smart contracts on Ethereum or similar EVM chains
Proficiency in Rust for blockchain environments such as Substrate or Solana
Familiarity with Web3.js, Ethers.js, Hardhat, Truffle, and related tools
Understanding of DeFi protocols, token standards (ERC-20, ERC-721, etc.), and layer-1/layer-2 ecosystems
Experience with version control systems (Git) and CI/CD workflows
Strong problem-solving skills and ability to write clean, maintainable code.
Experience in building or contributing to a Layer 1 or Layer 2 blockchain is preferred
Knowledge of blockchain security best practices and audit processes is preferred
Exposure to zero-knowledge proofs (ZK), rollups, or cross-chain bridges is preferred
Experience in working within agile or startup environments is preferred
Understanding of Islamic finance or Sharia-compliant financial principles is a plus
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