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Applied Scientist, Amazon Core Search

Bengaluru, Karnataka, India💼 Full-time🗓 2026-03-21 → 2026-07-31

Core

Improving global Amazon search quality through query understanding, semantic matching, and ranking using NLP, ML, and DL to help customers find products in billions of items across all supported languages.

Role type

Applied Scientist (Search)

Builds

Scalable, high-precision, low-latency search solutions for Amazon's global catalog

Domain

E-commerce, Search, NLP, Machine Learning

Deliverable

production ML models

Required skills

Java, C++, Python, SQL, RDBMS, NLP, ML, DL, algorithm implementation, strategic planning

Preferred skills

Top-tier conference publications, self-developed code toolkits

Technologies

Java, C++, Python, SQL, Oracle, RDBMS

Responsibilities

Lead efforts in query understanding, semantic matching, and ranking; develop scalable science and engineering solutions for production; work with leaders to develop strategic vision and long-term plans for global search improvement.

Seniority

Mid-Senior, hands-on IC

Rewrite
## Responsibilities - Lead efforts in improving search on Amazon using NLP, ML, and DL technology. - Develop high precision, high recall, and low latency solutions for search. - Work on query understanding, semantic matching, and ranking. - Create scalable science and engineering solutions that work successfully in production. - Collaborate with leaders to develop a strategic vision and long term plans to improve search globally. - Expand into new areas as the team grows. ## Requirements - Experience programming in Java, C++, Python or related language - Experience with SQL and an RDBMS (e.g., Oracle) or Data Warehouse - Master's degree ## Nice to Have - Experience implementing algorithms using both toolkits and self-developed code - Have publications at top-tier peer-reviewed conferences or journals ## Benefits - Inclusive culture that empowers Amazonians to deliver the best results for our customers. - Support for workplace accommodations during the application and hiring process, including interview or onboarding support. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.
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