Leader Blockchain

3 days ago

Hanoi Capital Region, Vietnam freeC Consulting Full time

Job Description

  • Define and develop Smart Contracts/Protocols for a Layer-1 blockchain ecosystem.
  • Manage a team of 3–5 Smart Contract Developers, including task allocation, code reviews, and ensuring quality and security standards.
  • Contribute to the design of on-chain protocol architecture (governance, consensus-related contracts, tokenomics).
  • Collaborate with Backend and Frontend teams to deliver end-to-end integrated solutions.
  • Proactively research and adopt emerging blockchain technologies (EVM chain, Substrate, Cosmos SDK, Move).
  • Participate in internal audits and develop best practice guidelines for security.

Requirements

  • Minimum of 5 years of blockchain development experience, including at least 2 years as a Leader Smart Contract Developer.
  • Proficiency in Solidity and at least one additional smart contract language (Rust/Substrate or Move).
  • In-depth understanding and practical experience with EVM (Ethereum Virtual Machine):
  • Strong knowledge of EVM architecture, gas mechanisms, and storage models.
  • Experience deploying and optimizing contracts on Ethereum or EVM-compatible chains (BNB Chain, Polygon, Arbitrum, Optimism, Avalanche, etc.).
  • Ability to analyze and interact with EVM bytecode, event logs, and ABI.
  • Comprehensive understanding of Layer-1 blockchain mechanisms: 
    consensus, validator, staking, governance.
  • Proven experience in designing and implementing 
    complex DeFi protocols
    (DEX, lending, yield farming, derivative protocols).
  • Expertise in 
    smart contract security
     (reentrancy, flash loans, frontrunning, overflow, auditing).
  • Experience with audits or direct collaboration with audit firms.
  • Strong team management and mentoring skills for junior and mid-level developers.
  • Preference given to candidates with real-world products/protocols, open-source contributions, or deployed contracts on mainnet.

Benefits

  • Salary up to $3,000
  • Annual leave: 12 days per year, with an additional day granted after every 12 months.
  • 13th-month salary or based on company performance.
  • Travel, vacation, team-building activities, holiday bonuses, and support for family events.
  • Performance reviews conducted every 6 months.
  • Social insurance benefits in accordance with legal regulations.

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