Data Scientist - Recommendation Systems

Apna • Bengaluru, Karnataka, India • Posted June 03, 2026

Location Bengaluru, Karnataka
Job Type Full-time
Category Mathematical Science Occupations
Posted June 03, 2026

Job Title Data Scientist – Recommendation Systems

Location Bangalore

Experience 3–8 years (flexible based on depth in ML systems)

Job Description

We are looking for a Data Scientist (Recommendations) to design, build, and scale personalized recommendation systems that power discovery, ranking, and user engagement across our products.

Requirements

Key Responsibilities

Recommendation & ML Design and develop recommendation systems including:

  • Collaborative Filtering (user-item, item-item) Content-based and hybrid recommenders
  • Ranking and re-ranking models Embedding-based retrieval (ANN, vector search)
  • Train, evaluate, and iterate on models using offline metrics (NDCG, MAP, Recall@K) and online A/B experiments Production ML & Systems Optimize inference for scale (caching, batching, app...

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