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Senior Applied Scientist, Search Relevance International

Bangalore, Karnataka💼 Full-time🗓 2026-09-26

Core

Design, develop, and deploy high-performance distributed search systems and machine-learned ranking models to maximize search quality for Amazon customers worldwide.

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 design, ranking algorithms, hypothesis validation, low-latency system design, A/B testing, production code development, technical leadership, mentorship

Preferred skills

Academic research experience, scalable system design, cross-functional collaboration

Technologies

Distributed search systems, machine learning frameworks, A/B testing platforms

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 for the team.

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