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Tech Lead (Backend Blockchain) *Vietnamese Only*

  • Salary: US$3000 - US$4500 per month per month
  • Job Type:Permanent

Posted about 1 year ago

About Our Client

Argyll Scott Thailand, a Hydrogen Group's recruitment consultancy firm, is working with a startups business for the decentralized finance world and beyond . They are now looking for a Tech Lead (Backend Blockchain) to join their team in HCMC. This role, you will be responsible for ensuring a consistent, high-quality products that deliver great user experience across the ecosystem with robustness and security.


  • Work closely with internal and external parties to rapidly iterate, experiment, and launch products.
  • Create a unified component library for use across all products.
  • Rapidly implement functional UI elements from design mocks, with an eye toward performance and accessibility.
  • Know when to create abstractions vs. one-off features.
  • Ensure that components are functional, elegant, performant, and mobile-friendly.
  • Understand when and how to run UI tests.


  • 3+ years of experience as a Software Engineer
  • 1y+ years of Solidity smart contract development experience
  • 2+ years of as front-end or fullstack or backend developer (React, Node.js, ideally Typescript)
  • Experience developing, deploying and running Dapps/smart contracts in production on Ethereum mainnet or L2/sidechain (ideally DeFi Dapps/protocols and/or token-based use cases)
  • Knowledge of secure Solidity development patterns for tokens and DeFi protocols
  • Good understanding of Javascript ethereum SDKs (web3,js, ethers.js)
  • Good knowledge of most prominent ERC/EIP Ethereum standards
  • Good knowledge of smart contract development tools/frameworks (Truffle, Hardhat)
  • High quality and testing standards
  • Good documentation practices
  • Experience developing and contributing to open source projects
  • Familiarity with DeFi protocols mechanics and smart contract codebases, and/or digital assets/payments and other token standards like ERC-777/20/721/1155/1400 and existing open source implementations (OpenZeppelin, Universal Token, etc.)
  • Knowledge/understanding of cross-chain interoperability techniques (HTLC, bridging)
  • Knowledge/understanding of L2 technologies (ZK/optimistic rollups, PoS/PoA sidechains)
  • Experience using smart contract auditing techniques (fuzzing, other)
  • Deep knowledge/experience understanding of EVM
  • Excellent verbal and written communication in English
  • Teamwork, flexibility, initiative, communication and organization
  • Ability to share knowledge, train other developers
  • Willingness to constantly learn & improve, challenging yourself to stay at the top of your game

Argyll Scott Asia is acting as an Employment Agency in relation to this vacancy.