(+82) 106-642-3722 • ahnjj.dev@gmail.com

Seoul, South Korea • LinkedIN | ahnjj • Github | ahnjj

TECHNICAL SKILLS

Language : Python, SQL, C, Java, Shell Scripting, Javascript

Technologies and tools : ElasticSearch, OpenSearch, RESTful APIs, NLP, LLMs, RAG, Agent, React, Django

Infrastructure : Linux, Windows, Network, Storage, Servers, DBMS(MS-SQL, MySQL, Oracle, MariaDB)

Certificate: AI Agents Fundamentals (2025.03), IBM Generative AI Foundational Models for NLP & Language Understanding (Jan 2025), IBM Generative AI and LLMs: Architecture and Data Preparation ( Dec 2024), Engineer Information Processing (2024.06)

Fluent Language : English(TOEIC 920 / CEFR Advanced 1), Japanese(JLPT N1)

EXPERIENCE

GSITM **

AI Search Engine Developer Dec 2024 - present

• Design and optimize search engines and process large-scale data by applying AI techniques including vector search, LLMs and agent-based architectures with SQL, Java and Opensearch / Elasticsearch
• Lead the 2025 National Assembly Project, developing a search engine leveraging vector search for enhanced semantic retrieval
• Developed a shared internal library to systematically track and resolve system issues, enhancing team productivity and accelerating project delivery. Led the first adoption of the React framework for a search service, delivering the project on time and launching successfully despite the technical shift.

VDI Engineer Jan.2024 - Nov.2024

• Managed Virtual Desktop Infrastructure (VDI), including core infrastructure (network, servers, storage), Hyper-V environments, and Active Directory (AD).

IW – In-House Interpreter Fukuoka, Japan / Seoul, Korea Nov 2021.11 – Dec.2023

• Successfully manage partnerships through Japanese-Korean interpretation between multi-national stakeholders in advertisement industry.

PROJECTS

AI Research Group - Pseudo Lab Mar 2025 - Present

• Participate in AI and Data Science research conferences PseudoCon with 200 participants
• Engage in connected study on HuggingFace libraries
• Contribute to open-source projects on LLMs and Agents through content and translation

‘HuggingFace’ KREW Jul 2024- present

• Contribute to open-source projects through code refactoring 2 times, creating one content on AI Cookbook Course and translating 20 key materials (e.g., Transformers, AI Cookbook Course, Agent Course)
• Act as the first Korean translator of the Agent Course
• Operate and manage the Hugging Face Korean Community Blog to promote open-source adoption and engagement in South Korea

EDUCATION

University Of Seoul, Seoul, Korea Mar 2016 Feb 2022 Bachelor of Science in Engineering, Computer Science Bachelor of Arts, English Language and Literature