About Me
Bridging blockchain technology with real-world applications.
My reasearch interests lie in Cryptocurrencies and DeFi.
Love opensource projects and to work with passionate and hip people.
- ~2020: B.S. in Computer Science (POSTECH)
- ~2022: M.S. in Computer Science (POSTECH)
- 2022~: Working in the Blockchain industry (Terra, Initia Labs)
Experience
Initia is a unified L1+L2 blockchain protocol that lets developers easily build custom rollups
- Contributed to the core development of the Initia blockchain protocol
- Engineered and maintained Initia MoveVM, the Move programming language
- Developed smart contracts and supporting infrastructure for decentralized applications
- Worked as DevRel
- Owned third-party onboarding, providing technical guidance and integration support
- Created technical content, including research articles and talks, to educate and engage the community
- Participated in community events, delivering presentations and hosting developer sessions
- Supported the Initia ecosystem by:
- Building tools for seamless integration with Initia chains (e.g., initia.js, initia-registry)
- Implementing a high-performance ETL pipeline for indexing blockchain transactions and enabling large-scale data queries
- Authoring comprehensive documentation and developer tutorials to enhance onboarding and adoption
Terra is a blockchain protocol and payment platform used for algorithmic stablecoins.
- Proficient in Cosmos SDK architecture, with hands-on experience in modules like staking, bank, and auth
- Developed and deployed smart contracts using CosmWasm
- Designed and implemented custom Cosmos modules including IBC, Wasm extensions, and Treasury logic
- Proposed and prototyped a novel storage fee mechanism (not merged)
- Maintained and optimized ETL SDKs (Python and JavaScript) for Terra Mainnet analytics
- Participated in the migration process from Terra Classic (1.0) to Terra 2.0
CryptoQuant
Backend Developer
2019.07 - 2020.01 (7 month)
https://cryptoquant.com/overview/btc-exchange-flows
Quant service startup for Blockchain investing.
Actionable on-chain data, charts, alerts for investors in $BTC, $ETH, $Stablecoins.
- Engineered backend systems for large-scale analysis of Ethereum and ERC-20 stablecoin on-chain data (> 4TB)
- Led migration of backend infrastructure from Elasticsearch to a relational database system
- Developed robust API services powering real-time quant tools and data visualization dashboards
- Acquired broad technical and market knowledge of the blockchain and crypto analytics industry
Projects
FastCampus Blockchain Lecture
2022.08 ~ 2022.11
- FastCampus is the most popular online education platform for adults in korea
- Lecture topic - Wallet, Bridge, Block Explorer etc.
- About 40 classes for 13 hours
- Class Link
Blockchain-based CBDC
2021.1 ~ 2021.11
- CBDC (Central Bank Digital Currency) system using Blockchain
- Collaboration with Hana Bank (Demo)
- Related Papers : Cos-CBDC: Design and Implementation of CBDC on Cosmos Blockchain
Education
POSTECH
MS Computer Science Engineering
2020.3 - 2022.2
Studied the latest blockchain industry and technical background. Interested in Defi and Cryptocurrencies.
- Distributed Processing & Network Management (DPNM) Lab
- MS Thesis : Design and Implementation of Central Bank Digital Currency using Blockchain
- Recipient of the POSTECH Alchemist Fellowship 2021 ($ 10,000)
- GPA 3.92/4.3
POSTECH
BS Computer Science Engineering
2013.3 - 2019.8
- 2014 ~ : Enlisted in the army
- 2016 ~ : Got scholarship in 2018 and Complete internship programs (SK C&C, Netmarble, EXEM, Fitogether)
Skills
Backend
- Language : TypeScript, Python
- Framework : Linux, AWS
Blockchain
- Language : Go
- Framework : Cosmos-SDK, CosmWasm, Move