Smart Contracts Engineer @ Bankai Infotech

Job Description

Key Responsibilities

• Architect, implement, and deploy secure, gas-efficient smart contracts on EVM-compatible chains.
• Develop and maintain contract systems for token issuance, compliance, permissioned trading, and governance.
• Write and maintain comprehensive test suites using Hardhat, Foundry, or equivalent frameworks.
• Review, optimize, and audit smart contracts for security, performance, and reliability.
• Collaborate with frontend and backend teams to define integration interfaces and transaction flows.
• Contribute to CI/CD pipelines for contract deployments and versioning.
• Stay up-to-date on the latest developments in the EVM ecosystem, smart contract standards (e.g., ERC-20, 1400, 3643), and DeFi security best practices.
• Participate in architecture discussions, threat modelling, and protocol-level design decisions.

Requirements

• 3+ years of experience writing Solidity smart contracts in live, production-grade systems.
• Deep understanding of Ethereum architecture, EVM internals, and decentralized application patterns.
• Hands-on experience with Hardhat, Foundry, or similar smart contract development environments.
• Strong familiarity with cryptographic primitives, token standards, and transaction lifecycle on-chain.
• Proficient in smart contract testing, mocking, and code coverage strategies.
• Demonstrated ability to independently lead development and security of complex contract systems.
• Comfortable working with tools like Ethers.js, Web3.js, and integrating with off-chain services.

Preferred Qualification

• Experience contributing to or auditing DeFi protocols or asset-backed token infrastructure.
• Knowledge of token compliance frameworks
• Exposure to account abstraction, identity management, or modular smart contract design.
• Experience participating in smart contract security reviews and using formal verification tools.
• Bachelors degree in Computer Science, Engineering, or equivalent experience in cryptography, security, or financial systems.

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Keyskills:   Smart Contracts webjs Rust Blockchain Bitcoin Token defi Foundry Hardhat web.js Solidity Ethereum Cryptography EVM Ethers.js