20210522 LINE Data Dev team introduction

LINE Recruitment Day 2021 @ online by Penny Sun

Event: https://linegroup.kktix.cc/events/20210522-devel
Streaming page: https://www.facebook.com/LINEDevelopersTW

Transcript

1. LINE Taiwan Data Engineering Team
2. Who we are: Mission AI-enable Applications Business Intelligence
3. Who we are: Mission AI-enable Applications Business Intelligence Marketing Tools 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 Tools 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. POI Recommendation Recommend personalized POIs - Increase user engagement - Consider cold start users #Recommendation #LINE SPOT
6. Article Auto-tagging Automatic extract keywords from articles - Increase page views - Find popular topics #NLP #Keyword Extraction #LINE TODAY #LINE SHOPPING #LINE Travel
7. Advertisement User targeting #Knowledge Graph #LINE POINTS Find new users by Knowledge Graph - Increase users
8. Advertisement User targeting #Knowledge Graph #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
9. Official Account User targeting #Uplift Modeling #LINE Sticker Find persuadable users by Uplift Modeling - Reduce marketing cost - Reduce mute rate
10. Official Account User targeting #Uplift Modeling #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
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
12. Data Engineer ML Engineer Data Scientist Team Structure Define the service metrics Data-driven decision Research & apply ML algorithm Massive dataset processing ML Pipeline (MLOps)
13. We Are Hiring! Data Engineer Data Scientist Data Pipeline architecture ML Pipeline (MLOps) Massive dataset processing Data-driven decision Define the service metrics Visualize and simplify the data 3+ years of experience Qualifications Responsibilities Responsibilities Advanced SQL skills A product mindset Experience building distributed service Qualifications Experience with big data tools (Hadoop, Spark,…) Experience applying ML to real world problems
14. Thank You