Principal Blockchain Engineer

2 weeks ago

Delhi, Delhi, India Zorba Consulting Full time ₹ 12,00,000 - ₹ 24,00,000 per year

Description :

Location : Remote (India)

Experience : 8+ Years (with 3+ years in Blockchain)

Domain : FinTech / Blockchain / Web3

About the Role :

We are looking for a Principal Blockchain Engineer to lead the architecture and development of our next-generation Decentralized Finance (DeFi) protocols. This is a highly specialized role requiring deep expertise in smart contract development, protocol design, and security best practices for public blockchains.

Key Responsibilities :

  • Lead the end-to-end design, implementation, and security auditing of complex smart contracts using Solidity on the Ethereum Virtual Machine (EVM) compatible chains.

  • Architect robust and scalable DeFi protocols (e.g., AMMs, Lending/Borrowing platforms, Staking mechanisms).

  • Utilize development frameworks such as Hardhat or Foundry for testing, deployment, and verification of contracts.

  • Implement and manage off-chain components and integrations using and interacting with blockchain data via or

  • Perform gas optimization and security reviews, and ensure compliance with established patterns and standards.

  • Stay current with advancements in Layer 2 scaling solutions, interoperability, and the wider Web3 ecosystem.

  • Document technical architecture, specifications, and provide mentorship to mid-level and senior engineers.

Technical Skills Required :

  • Expert-level proficiency in Solidity and deep understanding of the EVM.

  • Proven experience developing and deploying complex, production-ready DeFi protocols.

  • Mastery of smart contract development tools (Hardhat or Foundry) and security best practices.

  • Strong back-end development skills in for building API gateways and indexing services.

  • Experience with blockchain querying tools like The Graph is highly desirable.

  • Familiarity with cryptographic principles and token standards (ERC-20, ERC-721, ERC-1155).

  • Knowledge of Layer 2 solutions (Polygon, Arbitrum, Optimism)

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