조성은 Email & Phone Number

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  Software Developer

  Hexlant

  Jan 2019 - May 2023

  ⚪️ Smart Contract Development ✔️ Token (ERC20) Contract ✔️ NFT (ERC721, ERC1155) Contract ✔️ Aggregate Contract ✔️ Staking Contract ✔️ Token Factory Contract ✔️ Governance Contract (DAO)⚪️ Smart contract security audit ✔️ Token (ERC20) Contract security ✔️ NFT (ERC721, ERC1155) Contract security ✔️ DeFi Contract security ⚪️ Octet (formerly Hexlant Node API) ✔️ Design and develop mainnet wallet building APIs such as Ethereum, Klaytn, Binance, and Ontology ✔️ Admin Console Dashboard API⚪️ OctetFi ✔️ Design and development of decentralized staking smart contract⚪️ Shinhan-Hexlant-GroundX PKMS ✔️ Development of klaytn-based key security separation⚪️ CrayonDAO ✔️ DAO smart contract design (DAO creation router, fee handler, time lock, governance, token)⚪️ Research ✔️ DeFi ecosystem vulnerabilities identified through security incident cases (https://url.kr/z1sa4w) ✔️ Ethereum 2.0: Phase X (https://url.kr/qazk8j) ✔️ Disclosure report (https://url.kr/9k3fmh) ✔️ Technical report (https://url.kr/bfcni4) ✔️ Happy Death Day! Unicats’ backdoor attack (https://url.kr/9icoyv)⚪️ Lecture & Mentoring ✔️ Suncheon National University(4 weeks): - Blockchain education and projects ✔️ Baekseok University(4 weeks): - Blockchain education and projects ✔️ Decenter Founders(1 day): - Blockchain Education ✔️ Korea Blockchain Research and Education Institute(4 weeks): - Ethereum introductory course and Dapp development using Solidity - Contract source code analysis and unit testing - Upgradable smart contract implementation plan ✔️ MOB & FN InnoEdu(4 weeks): - Understanding the EOS structure - Dapp development using EOSJS - Project mentoring ✔️ Korea Software Copyright Association(7 days): - Python basic structure and grammar - Python data crawling⚪️ Etc. ✔️ HexlantㅣTokenroll 22 - ‘Smart Contract’ told directly by the contract developer(https://youtu.be/7TL-K0Y_go4)