Role : Senior Data Scientist

Experience : 3 to 5 years.

About the role :

You’ll work on the core ranking and retrieval systems behind search, optimizing how user queries map to the product catalog at scale.

What you’ll do:

• Develop search ranking models (learning-to-rank, neural ranking, hybrid)

• Improve query understanding:

-Tokenization, normalization, semantic matching

- Embeddings (dual encoders, semantic search)

• Work with implicit feedback signals (click models, dwell time, conversions)

• Design and evaluate ranking metrics (NDCG, MAP, CTR, CVR)

• Run controlled experiments to improve relevance

Current challenges:

• Moving beyond lexical search → semantic retrieval

• Handling long-tail queries and ambiguous intent

• Balancing ...