Skills

Technical expertise and language proficiency

Core Expertise

Analytics Engineering

Sole AE designing dbt models and semantic layers that standardize metrics across 3+ products

Data Engineering

CDC pipelines with 3-layer architecture enabling near real-time data ingestion on GCP

AI Development

Built NL2SQL AI agent adopted by 70% of company — self-serve analytics via Claude API

Data Analysis

Led A/B testing that improved conversion by 32%p. Expert in GA4 and Amplitude

Technical Skills

Databases

BigQuery
BigQuery Expert
PostgreSQL
PostgreSQL Intermediate
MySQL
MySQL Intermediate
MongoDB
MongoDB Rarely Used

ELT & Orchestration

dbt
dbt Expert
Airflow
Airflow Advanced
Kafka
Kafka Connect Beginner
Airbyte
Airbyte Beginner

Analytics & BI

GA4
GA4 / GTM Expert
Metabase
Metabase Intermediate
Redash
Redash Advanced
Amplitude
Amplitude Advanced
Lightdash
Lightdash Intermediate

AI & LLM

Claude
Claude API Advanced
OpenAI
OpenAI API Intermediate
Gemini
Gemini API Intermediate
Slack
Slack Bot Advanced
Claude Code
Claude Code Advanced
MCP
MCP Advanced

Programming

Python
Python Advanced
SQL
SQL Expert
JavaScript
JavaScript Rarely Used
VBA
Excel VBA Advanced

Cloud & DevOps

GCP
Google Cloud Advanced
Docker
Docker Advanced
Terraform
Terraform Beginner
Kubernetes
Kubernetes Beginner
Git
Git Advanced

Languages

🗣️

Korean

Native

Mother tongue

💬

English

Full Professional Proficiency

  • Internship in Austin, Texas
📖

Mandarin Chinese

Lower Intermediate

  • Level 3 of 5 completed
  • Fu Jen Catholic University, Taiwan

Working Style

Systematic Documentation

Systematizes and documents all aspects of work to maintain control and ensure reproducibility.

Strategic Execution

Thinks strategically and executes methodically toward long-term goals when focused on work.

Empathetic Collaboration

Highly empathetic and attuned to others' emotions; earns trust through considerate communication.

Continuous Learning

Continuously improves through self-development, blogging, and consistent learning in the data domain.

Want to see these skills in action?

Check out my projects and experience to see how I apply these skills.