Senior Data Scientist — Ads & Demand Optimization

GrabTaxi Holdings Pte. Ltd.

Singapore

On-site

SGD 120,000 - 180,000

Full time

4 days ago

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Benefits offered by this job

Term Life Insurance

Medical Insurance

GrabFlex

Parental Leave

Birthday Leave

LASA volunteering leave

Grabber Assistance Programme

FlexWork

Job summary

Grab is seeking a Senior Data Scientist (G4) to bridge ads ranking and demand personalization. You will develop algorithmic frameworks shaping user journeys, govern ads auctions, and allocate promotional budgets, reporting to the Data Science Manager II at the Grab One North Singapore office.

You will partner with Product and Engineering to translate marketplace challenges into concrete data science roadmaps, working on uplift modelling, causal inference, and advanced statistical methods to

Qualifications

Bachelor's Degree in Computer Science or related fields.
At least 4 years as a Data Scientist in ads ranking, recommendation, uplift modelling, or marketplace optimization.
Expertise in causal inference, uplift modelling, experimental design, or ads auction theory.
Foundations in statistical modelling, machine learning, and mathematical optimization.
Proficiency in Python, SQL, and distributed data frameworks like Spark for large-scale datasets.
Strong communication to translate complex concepts into product roadmaps.

Responsibilities

Design optimization frameworks for ad ranking and promo assignment.
Lead causal inference and uplift modelling efforts to maximise incrementality.
Improve ads auction mechanics and budget allocation for ROI.
Design experimentation frameworks (A/B testing, switchback, bandits) to evaluate CTR, CVR, GMV.
Collaborate with Product and Engineering to translate marketplace challenges into data science roadmaps.