CV
Haryun Shin
Software Engineer (Blockchain, Data, AI/LLM Agents)
Seoul, South Korea
me@haryun.io | GitHub | Linkedin
Experience
Software Engineer
Hereby | June 2025 - Present
- AI development with Python (LLM/agent-based workflows)
Software Engineer, Development Team Lead
Firma Innovation Group | September 2024 - Present
- Development team & project management
- Firmachain core (cosmos-based mainnet) & smart contract development
- Firmachain ecosystem and business strategy
Software Engineer
Peertec (GDAC Exchange) | November 2023 - August 2024
- Node.js & Python development for cryptocurrency exchange (VASP) systems
- DeFi & CeFi fusion trading system development
- Data engineering for compliance & risk-related system (KYC, AML, FDS)
Software Engineer, On-chain Data Team Lead
Oneall&Partners | March 2020 - November 2023
- Built and operated blockchain data pipelines for on-chain analytics
- Data-driven blockchain & cryptocurrency analysis for product/business decisions
- Supported cryptocurrency business strategy with quantitative insights
Software Engineer
APIS | August 2018 - November 2023
- APIS Mainnet & platform development (EVM-based ecosystem)
- Smart contract development and audit support
- Product engineering across Web3 services: APIS Pay (chatbot wallet), APISwap (DeFi)
Founder, CEO
SweetFab, Inc. | April 2017 - August 2018
- Founder and CEO of physical computing education startup
Engineer Intern
Daejeon Center for Creative Economy & Innovation | January 2018 - February 2018
- Engineering internship at maker space
Education
Juris Doctor
Kyungpook National University Law School | 2026 - Present
Bachelor of Arts in Engineering Management
Konkuk University School of Engineering | GPA 4.41 | 2023 - 2025
Projects
View my Portfolio for detailed project showcases.
Skills
| Languages | Python, Solidity, JavaScript(TypeScript) |
| Blockchain | Ethereum, Cosmos, smart contracts, on-chain analytics |
| AI | LLMs, agents, applied AI workflows |
| Backend / Data | Node.js, FastAPI, data pipelines(AWS Athena, Glue), data analytics & visualization |
| Tools | Git, Docker, AWS, vLLM |
| Business | project management, product planning & engineering, blockchain business strategy |
Certifications
| Bigdata Analysis Engineer | December 2025 |
| NVIDIA-Certified Associate: Generative AI LLMs | March 2025 |
| Advanced Data Analytics Semi-Professional (ADsP) | March 2024 |
| Industrial Engineer Information Processing | September 2021 |
Test Scores
| TOEFL iBT | 102 | September 2024 |
| TOEIC | 980 | November 2022 |
Last updated: December 2025