2022 LINE TODAY 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/1kJC2Ygf4Ig

Transcript

1. LINE TODAY
2. Years 5+ TW MAU 18M+ Markets LINE TODAY 4
3. Features
4. Overview Content Portal
5. Up-to-date News Headline, OA Push, News on Chatlist
6. Recommendation Collaborative Filtering, Content-based
7. Multimedia Support Video, Infinity Watch, Live
8. Not Only News Weather, Movie, Poll, Quiz, Lottery, … and more
9. System Architecture
10. How Contents are Served
11. ML Platform
12. Data Team Target User Focus on young generation Content Types Focus on Article and Video • Online prediction and serving pipeline • Batch processing pipeline • Feature distribution and Model Performance monitoring PLATFORM MODEL SERVICE • Keyword Extract • Clustering/Classifier • User Interest • Related Content • Recommendation System • User Targeting
13. Development Process
14. Team Composition
15. Product Iteration Process
16. Feature Evolving Identify problem Evaluate result Develop hypothesis Run experiment Define metrics A/B Testing
17. • Server-Side Engineer • ML Engineer • Front-End Engineer We are looking for • Data Engineer
18. • Thank you!