2022 Data Dev team introduction

LINE Developers Recruitment Day 2022

Event introduction: https://engineering.linecorp.com/zh-hant/blog/line-dev-recruitment-day-2022/
Video link: https://youtu.be/7o21i0mKHvk

Transcript

1. LINE Taiwan Data Engineering
2. Who we are: Mission AI-enable Applications Business Intelligence
3. Who we are: Mission AI-enable Applications Business Intelligence Marketing Strategies LINE Family Services LINE TODAY LINE SHOPPING LINE SPOT LINE MUSIC LINE Sticker Timeline LINE POINTS Official Account Fact Checker LINE HELP TW LINE Travel Ads
4. What we do: ML/DS Marketing Strategies LINE Family Services LINE TODAY LINE SHOPPING LINE SPOT LINE MUSIC LINE Sticker Timeline LINE POINTS Fact Checker LINE HELP TW LINE Travel NLP Knowledge Graph Uplift Modeling Official Account Ads NER Classifier Duplication Detector Auto completion Keyword Extraction Related Search Text Generation User Tagging Data Analytics Recom- mendation
5. Article hashtags Automatic extract keywords from articles - Increase page views - Find popular topics #NLP #KeywordExtraction #LINE TODAY #LINE SHOPPING #LINE Travel
6. User targeting for AD #KnowledgeGraph #LINE POINTS Find new users by Knowledge Graph - Increase users
7. New users acquisition by Knowledge Graph #KnowledgeGraph #LINE POINTS Find new users by Knowledge Graph - Increase users User A New User User B belong to belong to click click click OA 1 click? follow follow belong to click Category 2 Category 1 Campaign B Campaign A Campaign C
8. User targeting for OA messages #UpliftModeling #LINE Sticker Find persuadable users by Uplift Modeling - Reduce marketing cost - Reduce mute rate
9. User targeting for OA messages #UpliftModeling #LINE Sticker Find persuadable users by Uplift Modeling - Reduce marketing cost - Reduce mute rate No Yes No Yes Buy if not treated Buy if treated Uplift Model
10. EDA & model explanation #eda Explain how models work - Facilitate data scientists to evaluate the data quality - Facilitate ml engineers to fine-tune the models #xai
11. What we do: MLOps NLP Knowledge Graph Uplift Modeling NER Classifier Duplication Detector Auto completion Keyword Extraction Related Search Text Generation User Tagging Data Analytics Recom- mendation ML Ops Dev Notebook Feature Eng. Model version Monitoring GPU Automation
15. LINE Help TW chatbot #chatbot #LINE HELP TW Make conversational interfaces friendly - Communicate with users via natural languages - Build chatbot by no-code platform
16. Team Structure Define the service metrics Data-driven decision Research & apply ML algorithm Massive dataset processing ML Pipeline (MLOps) Data Scientist Machine Learning Engineer Data Engineer CLOVA Product Engineer Applied AI systems
17. We are hiring! ML Engineer CLOVA Product Engineer ML development Model Validation Model Deployment AI system design Apply AI DevOps 3+ years of experience Qualifications Responsibilities Responsibilities Advanced system design A product mindset Qualifications Familiar with ML algorithms Experience designing ML systems
18. Thank You