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Senior Applied Scientist, Search Relevance International

Bengaluru, Karnataka, India💼 Full-time🗓 2026-08-27 → 2026-09-25

Core

Design, develop, and deploy high-performance distributed search systems to maximize search quality and effectiveness for Amazon customers worldwide, specifically focusing on the Relevance India team's expansion efforts.

Role type

Senior Applied Scientist (Search Relevance)

Builds

Production machine-learned ranking models for product search

Domain

E-commerce, Search, Machine Learning

Deliverable

production ML models

Required skills

Machine learning model building, Neural deep learning methods, Java, C++, Python, Hypothesis validation, Low latency model optimization, A/B testing, System design

Preferred skills

R, scikit-learn, Spark MLLib, MxNet, Tensorflow, numpy, scipy, Large scale distributed systems (Hadoop, Spark)

Responsibilities

Build machine learning models for Product Search; Develop new ranking features and techniques; Propose and validate hypotheses to direct business and product road map; Design, develop, and implement production level code; Collaborate with engineers to solve complex design problems; Mentor team members and set high standards

Seniority

Senior, hands-on IC with mentorship responsibilities

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