Bitna Yun

FAQ About Bitna Yun

• What is Bitna Yun's address?

  Bitna Yun is located at
  South Korea

• What is Bitna Yun's job title?

  Bitna Yun is a
  I am a data analyst with 7+ years of experience and working on data analysis of advertisement product at Coupang Media Group. - Analyze A/B test results about which UI, creative and model are effective in improving ad performance - Business analysis to identify the cause of a specific issue (ex. the reason why ad performance decreased on specific period) - Analyze funnel data and churned advertisers - Analyze related to advertising fraud - Provide dashboard to track key metrics and develop ETL - Define standardized schema and manage data logging - Develop ML model to predict churn - Develop ML model to recommend products expected to have high ad performance Before Coupang, I was in Nexon. - Analyzed In-game data such as game event effect, returning/leaving user, and update effect - Researched how to achieve maximum advertisement effect with low cost (Team has patent about this) - Analyzed the effectiveness of advertisements through A/B test - Developed ETL with pyspark to automatically measure advertising performance - Developed machine learning model to classify users who will return Tools: SQL, Python, Spark(Scala, Pyspark), Tableau, Airflow Skills: Data Analysis, Analysis result of A/B test, Machine Learning, Statistics knowledge, ETL Coupang

• What industry does Bitna Yun currently work in?

  Bitna Yun currently works in the
  Coupang

• What is Bitna Yun's area of expertise?

  Bitna Yun specializes in
  I am a data analyst with 7+ years of experience and working on data analysis of advertisement product at Coupang Media Group. - Analyze A/B test results about which UI, creative and model are effective in improving ad performance - Business analysis to identify the cause of a specific issue (ex. the reason why ad performance decreased on specific period) - Analyze funnel data and churned advertisers - Analyze related to advertising fraud - Provide dashboard to track key metrics and develop ETL - Define standardized schema and manage data logging - Develop ML model to predict churn - Develop ML model to recommend products expected to have high ad performance Before Coupang, I was in Nexon. - Analyzed In-game data such as game event effect, returning/leaving user, and update effect - Researched how to achieve maximum advertisement effect with low cost (Team has patent about this) - Analyzed the effectiveness of advertisements through A/B test - Developed ETL with pyspark to automatically measure advertising performance - Developed machine learning model to classify users who will return Tools: SQL, Python, Spark(Scala, Pyspark), Tableau, Airflow Skills: Data Analysis, Analysis result of A/B test, Machine Learning, Statistics knowledge, ETL

• Which languages does Bitna Yun speak? 

  Bitna Yun speaks the following languages:
  No languages available.

• Which industries has Bitna Yun previously worked in?   

  Bitna Yun has prior experience in the following industries:
  Coupang , Nexon Korea , Sampyo

• What is Bitna Yun’s work experience?  

  Bitna Yun has the following professional experience:
  Coupang , Coupang , Nexon Korea , Sampyo , Coupang .

• How can I find Bitna Yun on LinkedIn?  

  You can view Bitna Yun’s
  LinkedIn profile at LinkedIn URL.

• What are Bitna Yun’s work email addresses?  

  Bitna Yun’s work email addresses are
  [email protected] .

• What company does Bitna Yun work for?  

  Bitna Yun works at
  Coupang