Domin Kim

AI Engineer & Data Analytics

Passionate about solving business challenges through AI and data-driven solutions. Currently building expertise in Python, Machine Learning, and LLM technologies through hands-on projects and continuous learning, with a focus on creating practical applications that drive real-world impact.

View My Work

About Me

Continuous Learning & Practical Application

I'm dedicated to leveraging data analysis and AI technologies to solve complex business problems. My approach combines theoretical understanding with hands-on project experience to develop meaningful solutions.

  • 🔹 Daily commitment to learning through Git TIL documentation
  • 🔹 Active problem-solving across multiple coding platforms
  • 🔹 Building practical experience through real-world projects

Development Philosophy

"Data tells powerful stories when properly analyzed and interpreted. My international experience has given me diverse perspectives on how data can be leveraged to create insights that transcend cultural and linguistic boundaries."

DK

Domin Kim

AI & Data Analytics Enthusiast

Languages: Korean (Native), English (Fluent)
Collaboration Tools: Git, Slack, Notion

Technical Expertise

🐍

Python & Data Processing

  • NumPy, Pandas for data manipulation
  • Data collection, cleaning, and analysis
  • Statistical analysis and data insights
  • Exploratory Data Analysis (EDA)
🤖

Machine Learning & AI

  • Core ML algorithm implementation
  • Classification and regression models
  • Unsupervised learning techniques
  • Model evaluation and optimization
🧠

LLM & GPT Applications

  • Large Language Model fundamentals
  • OpenAI API integration
  • LangChain framework implementation
  • LLM Agent development
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Web Scraping & Data Collection

  • BeautifulSoup and Selenium automation
  • Web-based data extraction
  • Movie rating scraping projects
  • API integration and data pipeline creation
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Data Visualization

  • Matplotlib and Seaborn for plotting
  • Interactive chart development
  • Data storytelling and presentation
  • Visual insight discovery and communication
🔀

Version Control & Collaboration

  • Git workflows (branching, merging)
  • GitHub project management
  • Conventional commit practices
  • Code review and team collaboration
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Algorithms & Problem Solving

  • Active participation across 5 coding platforms
  • Progressive difficulty problem solving
  • Consistent daily practice routine
  • Enhanced logical thinking and optimization

Development Environment & Tools

Development Environment

  • VS Code, Jupyter Notebook
  • Python 3.9+
  • Windows Development
  • Command Line Interface

Data & Analytics

  • Pandas, NumPy
  • Matplotlib, Seaborn
  • Scikit-learn
  • Requests for API integration

Database & API

  • PostgreSQL, MySQL
  • REST API development
  • Google Spreadsheet integration
  • KOFIC API, Public data sources

Collaboration & Productivity

  • Git, GitHub
  • Slack, Notion
  • Figma (Basic design)
  • Google Workspace

Featured Projects

Comprehensive Movie Data Analysis

Multi-source movie data collection and analysis using APIs and web scraping

Python KOFIC API TMDB API Web Scraping BeautifulSoup Pandas Data Analysis

Developed a comprehensive movie analysis system that integrates data from KOFIC and TMDB APIs, enhanced with web-scraped Naver movie ratings. Performed genre-based analysis, temporal trend identification, and rating correlation studies to uncover industry insights.

Advanced SQL Database Analysis

Multi-tier SQL analysis project using music streaming database

SQL PostgreSQL Data Analysis Database Design

Designed and executed progressive SQL queries across basic, intermediate, and advanced levels using a music streaming platform database. Conducted customer segmentation analysis, revenue calculations, and cohort studies with direct business applications.

Customer Acquisition Cost (CAC) & Lifetime Value (LTV) Analysis

Marketing ROI optimization through comprehensive business metrics analysis

Python Pandas Business Analytics Cohort Analysis

Analyzed customer acquisition costs and lifetime values across marketing channels to optimize ROI. Implemented cohort analysis to track customer retention patterns and developed actionable recommendations for marketing strategy improvements.

Titanic Survival Prediction Analysis

Passenger survival prediction with comprehensive factor analysis using machine learning

Python Scikit-learn Data Preprocessing EDA

Conducted comprehensive analysis of survival factors using Titanic passenger data. Implemented feature engineering, outlier detection, and multiple preprocessing techniques to optimize classification model performance and interpretability.

Wine Quality Prediction System

Quality grade prediction using chemical composition analysis

Python Scikit-learn Feature Selection Model Evaluation

Developed a classification system to predict wine quality grades based on chemical properties. Evaluated multiple machine learning algorithms and performed hyperparameter optimization to achieve optimal prediction accuracy.

Learning & Development

Committed to continuous growth through learning and knowledge sharing

Emerging Technologies of Interest

LLM Fine-tuning MLOps Real-time Analytics AutoML Data Pipeline Engineering Cloud Computing

GitHub Activity Overview

Consistent development progress and project contributions

150+
Total Commits
6
Public Repositories
50+
TIL Entries
Explore My GitHub →

Study Documentation

Systematically organized learning concepts

Daily Learning Log

Today I Learned (TIL) documentation

Problem-Solving Achievements

API Data Collection Optimization

Successfully implemented efficient data collection strategies for KOFIC API with rate limiting considerations. Achieved reliable data retrieval through intelligent batch processing and optimized request timing.

Web Scraping Data Quality Enhancement

Resolved complex HTML structure inconsistencies during Naver rating extraction through robust exception handling and adaptive selector strategies.

Multi-Source Data Integration

Systematically addressed data type inconsistencies and integration challenges when merging datasets from multiple sources during preprocessing phases.

Professional Journey

Career Roadmap & Objectives

Short-term Goals (6 months)

  • 📌 Secure first data scientist position in the industry
  • 📌 Complete 3+ comprehensive practical projects
  • 📌 Achieve proficiency in TensorFlow/PyTorch

Long-term Vision (2-3 years)

  • 🎯 Advance to senior data scientist level
  • 🎯 Lead AI product development initiatives
  • 🎯 Contribute to open source projects
2011 - 2017

International Education in Canada

Completed high school education and pursued Computer Science studies at the University of Toronto. Developed global perspectives and advanced English proficiency while immersing myself in a multicultural environment alongside peers from diverse backgrounds.

🇨🇦
2019 - 2020

Digital Marketing & Advertising Strategy

Specialized in PPL (Product Placement) monitoring and content strategy development at a digital advertising agency. Analyzed campaign effectiveness metrics and developed data-driven insights for enhanced marketing strategies.

📱
2021 - 2025

Customer Experience & Service Excellence

Provided personalized ski instruction to diverse clientele ranging from beginners to advanced levels, while managing customer service operations and reservation systems. Developed strong skills in needs assessment, personalized service delivery, and customer satisfaction optimization.

⛷️
2022 - 2023

Educational Program Development

Designed and delivered English immersion curriculum for kindergarten students in an international educational setting. Created engaging, age-appropriate learning programs that fostered language acquisition through interactive methodologies.

🏫
September 2024 - Present

Professional Development in Data Science

Currently enrolled in an intensive data analysis program at SeSAC, developing expertise in Python, SQL, and machine learning. Building comprehensive skills through daily algorithm practice and hands-on project implementation.

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Future Vision

Data-Driven Problem Solver

Aspiring to become a distinguished expert in leveraging data analytics to solve complex business challenges. My goal is to synthesize all of my diverse professional experiences to create actionable insights that drive meaningful impact in real-world scenarios.

🎯

Professional Community & Networking

AI/ML Study Communities

Active participation in weekly machine learning paper review sessions, staying current with cutting-edge research and collaborating on innovative projects with fellow practitioners.

Data Science Professional Meetups

Regular attendance at monthly data science meetups to learn from industry leaders, gain practical insights, and build meaningful professional relationships within the community.

Open Source & Community Engagement

Active contributor on platforms like Kaggle and Stack Overflow, sharing knowledge with fellow developers and collaboratively solving complex technical challenges.

Let's Connect

I'm always excited to explore new opportunities and collaborate on innovative projects. Let's discuss how we can work together!

"Let's create opportunities to grow and innovate together!"