Blockchain Software Engineer

Seoul (On-site) • Full time

  • Blockchain
No longer accepting applications

Bisonai is looking for a talented Blockchain Software Engineer who has a deep understanding of blockchain and is capable of designing and implementing new blockchain protocols. You will play an important role in Bisonai, and shape the future of blockchain and decentralized finance.

Required Qualifications

  • Bachelor’s, Master’s, or PhD degree in Computer Science, Mathematics, Statistics, or equivalent field.
  • 2-4 years of professional software development experience in Web2/Web3.
  • Good understanding of blockchain, consensus schemes, smart contracts, EVM, ERC and EIP standards, decentralized protocols, and cross-chain interoperability.
  • Experience in smart contract development, auditing, code review, security best practices, good documentation practices, and production deployment.
  • Strong desire to learn about the latest blockchain technologies, web3, and DeFi protocols.
  • Proficiency in one or more programming languages (e.g. Go, Javascript).
  • Hands-on experience with a version control system (git).
  • Strong written and verbal communication skills in English.


  • Design, develop, test, debug, deploy and maintain smart contracts and related off-chain systems.
  • Participate in the overall architecture design, scalability, optimization security and performance.
  • Responsible for the daily operation and maintenance of decentralized applications to ensure the stable operation of the production system.
  • Keep up with the latest trends and developments in the blockchain space.

Nice to have

  • Knowledge of other blockchains (e.g. Sui, Polkadot, Solana) and blockchain tools (e.g. Foundry, Hardhat, Substrate).
  • Experience in designing the architecture of complex projects and taking them through to production deployment.
  • Understanding and hands-on experience in applied cryptography.
  • Experience in a token engineering, decentralized finance, or governance community.
  • Experience in modern deployments through a CI/CD pipeline.
  • Experience with cloud computing (e.g. GCP, AWS).