Senior Data Scientist: Knowledge Graph & Multilingual NLP

Grab; Singapore; On-site; SGD 120,000 - 180,000; Full time

Benefits offered by this job

Term Life Insurance

Medical Insurance

GrabFlex benefits

Parental leave

Birthday leave

LASA volunteering leave

Grabber Assistance Programme

Flexible work hours

Job summary

Grab is seeking a Senior Data Scientist to develop knowledge graph systems and ML/NLP solutions for multilingual entity mapping and taxonomy enrichment. You will collaborate with product, engineering and operations to deliver high-quality structured knowledge at scale.

You will report into the Senior Data Science Manager and work onsite in the Grab One North Singapore office, contributing to Grab's data product initiatives and cross-functional projects.

Qualifications

• Master's degree in Computer Science, NLP, ML, Mathematics or related field.
• At least 2 years of applied NLP, ML or data science experience.
• Proficiency in Python, SQL and Spark for large-scale data processing.
• Hands-on NLP techniques including entity recognition, embeddings and LLMs.

Responsibilities

• Build and improve entity recognition and attribute tagging pipelines using LLMs and NLP.
• Develop multilingual entity mapping solutions using embeddings and semantic similarity approaches.
• Improve taxonomy quality through automated synonym mining, hierarchy generation, and entity deduplication.
• Design and run data-driven experiments to evaluate model accuracy and downstream business impact.
• Collaborate with product and engineering teams to integrate ML outputs into platform features.

Skills

NLP

ML

Python

SQL

Spark

Entity tagging

Embeddings

LLMs

Knowledge graphs

Education

Master's degree in Computer Science, NLP, ML, Mathematics

Job description

Grab is seeking a Senior Data Scientist to develop knowledge graph systems and ML/NLP solutions for multilingual entity mapping and taxonomy enrichment. You will collaborate with product, engineering and operations to deliver high-quality structured knowledge at scale.

You will report into the Senior Data Science Manager and work onsite in the Grab One North Singapore office, contributing to Grab's data product initiatives and cross-functional projects.