Shin DongEun's profile

Hello I'm Dong-eun

AX Developer · Data Architecture

An AX developer who spots small customer pain points, quickly applies the right technology, and turns it into results that actually work

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About me

I'm Shin DongEun, an AX Developer who spots small inconveniences, quickly applies the right technology and turns it into results that actually work.

Awards

Competitions

Gifted Education

Publications

Scholarships

Education

  • 2026.02

    B.S. in Technology Data Engineering, School of Systems Management and Safety Engineering, Pukyong National University

  • 2025.12

    Completed Busan Big Data Analyst Program (4th cohort): 960-hour project-based training, Busan IT Industry Promotion Agency Certificate

  • 2021.02

    Completed Komunity Mogakko Python Crawling (2nd cohort): static and dynamic crawling with Selenium and BeautifulSoup, daily code reviews

  • 2021.02

    Graduated from Munhyeon Girls' High School (2018.03 - 2021.02)

  • 2019.02

    Completed the Busan Gifted Education Institute for Information, elementary to high school (2013.03 - 2019.02)

Certificates

  • 2025

    SQLD (SQL Developer)

  • 2025

    ADsP (Advanced Data Analytics Semi-Professional)

  • 2024

    TOEIC Speaking IH

  • 2022

    Class 2 Ordinary Driver's License

Career

Turning repetitive work and decision bottlenecks into data- and AI-driven systems

Core Competencies

  1. 01

    Finding AX Opportunities

    Analyze business processes to turn repetitive work and decision bottlenecks into automation and AI projects

  2. 02

    End-to-End Automation

    Build services that collect → process → decide → notify → reply with Python · SQL · LLM · APIs

  3. 03

    Data Pipelines

    Pipelines and operational dashboards on Airflow · Grafana · ClickHouse · MySQL, with data quality checks

  4. 04

    Operational Reliability

    Quantitative evaluation of rules and AI, human-in-the-loop, caching · retries · tests

  5. 05

    Data Standardization

    Formalizing natural-language business rules, standardizing schemas and improving legacy systems

Coupang Eats Service

Business Automation Associate

2026.01 ~ Present

Internal process automation, end-to-end service building, operations and optimization

  • Python
  • MySQL
  • LLM
  • MCP
  • FastAPI
  • React
  • Airflow
  • 4h → 1minDaily weather-call work (7 people)
  • 7h / weekSaved on appeal emails
  • 13 min earlierAnomaly detection (backtest)
  • 100 → 1N+1 queries per region

Key Projects & Results · 10

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DataEdu

Development Division Intern

2025.03 ~ 2025.06

Legacy CBT service analysis, backend refactoring, data structure cleanup

  • Python
  • MySQL
  • FastAPI
  • PHP
  • REST API
  • 90+MySQL tables mapped
  • ModularizedAPI & service logic refactored

Key Projects & Results · 1

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My Skills

A Python-centric stack for AX automation and data architecture

Core Skills

AI · LLM

  • LLM
  • MCP
  • LangChain
  • RAG
  • FAISS
  • SBERT
  • GPT-4o
  • TensorFlow
  • PyTorch
  • OpenCV

Data · Infra

  • Airflow
  • ETL
  • ERD Modeling
  • MySQL
  • MariaDB
  • Docker
  • Jenkins
  • AWS EC2
  • Nginx
  • Tableau
  • Power BI

Automation · Etc

  • Zendesk API
  • Slack API
  • Selenium
  • BeautifulSoup
  • Requests
  • Streamlit
  • PyQt
  • Figma
  • GitHub Actions
  • Notion

Projects

From problem definition to automation and data design — results that actually work