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20210522 LINE Data Dev team introduction

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

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May 22, 2021
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Transcript

  1. LINE Taiwan
    Data Engineering Team

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  2. Who we are: Mission
    AI-enable
    Applications
    Business
    Intelligence

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  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

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  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

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  5. POI
    Recommendation
    Recommend personalized POIs
    - Increase user engagement
    - Consider cold start users
    #Recommendation #LINE SPOT

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  6. Article
    Auto-tagging
    Automatic extract keywords from articles
    - Increase page views
    - Find popular topics
    #NLP #Keyword Extraction
    #LINE TODAY #LINE SHOPPING #LINE Travel

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  7. Advertisement
    User targeting
    #Knowledge Graph #LINE POINTS
    Find new users by Knowledge Graph
    - Increase users

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  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

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  9. Official Account
    User targeting
    #Uplift Modeling #LINE Sticker
    Find persuadable users by Uplift Modeling
    - Reduce marketing cost
    - Reduce mute rate

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  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

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  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

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  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)

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  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

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  14. Thank You

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