CareerPlanGet AI match score →

Applied Scientist, Vertical Search

Bengaluru, Karnataka, India💼 Full-time🗓 2026-03-20 → 2026-07-06

Core

Building next-generation search infrastructure and machine-learned ranking models to optimize product search quality and effectiveness for Amazon's global marketplace.

Role type

Senior Applied Scientist (Search & Ranking)

Builds

Production machine learning models and ranking features for Amazon Product Search

Domain

E-commerce, Search, Machine Learning

Deliverable

production ML models

Required skills

Java, C++, Python, SQL, RDBMS, algorithm implementation, model training, offline evaluation, A/B testing, system design, low-latency optimization

Preferred skills

academic publications, self-developed code toolkits, hypothesis validation, cross-team leadership

Technologies

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

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 serving billions of search requests; Mentor team members and set high standards for project delivery

Seniority

Senior, hands-on IC with mentorship responsibilities

Rewrite
## Responsibilities * Build machine learning models for Product Search. * Develop new ranking features and techniques building upon the latest results from the academic research community. * Propose and validate hypothesis to direct our business and product road map. Work with engineers to make low latency model predictions and scale the throughput of the system. * Focus on identifying and solving customer problems with simple and elegant solutions. * Design, develop, and implement production level code that serves billions of search requests. Own the full development cycle: design, development, impact assessment, A/B testing (including interpretation of results) and production deployment. * Take ownership. Understand the needs of various search teams, distill those into coherent projects, and implement them with an eye on long-term impact. * Be a leader. Use your expertise to set a high bar for the team, mentor team members, set the tone for how to take on and deliver on large impossible-sounding projects. * Be curious. You will work alongside systems engineers, machine learning scientists, and data analysts. Your effectiveness and impact will depend on discussing problems with and learning from them. You will have access to the advanced edge technologies and vast technical tools and resources of Amazon and will need to learn how to use them effectively. ## Requirements - Experience programming in Java, C++, Python or related language - Experience with SQL and an RDBMS (e.g., Oracle) or Data Warehouse ## Nice to Have - Experience implementing algorithms using both toolkits and self-developed code - Have publications at top-tier peer-reviewed conferences or journals ## Benefits Our inclusive culture empowers Amazonians to deliver the best results for our customers. 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.
Sourced via amazon · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.
Apply at Amazon ↗