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# Applied Scientist II, Search Ranking

- **Company:** Amazon.com, Inc.
- **Location:** Palo Alto, CA, United States
- **Experience:** Experienced
- **Salary:** $171,600.0 - $222,200.0
- **Contract:** Permanent contract
- **Skills:** Mxnet, Java (Programming Language), A/B Testing, C++ (Programming Language), Data Mining, Distributed Systems, Python (Programming Language), Machine Learning, Parsing, Tensorflow, Software Engineering, High Performance Computing, Pytorch, Caffe, Deep Learning
- **Published:** August 9, 2026
- **Apply:** https://www.amazon.jobs/en/jobs/10497788/applied-scientist-ii-search-ranking

## About the Role

PhD, or Master's degree and 4+ years of CS, CE, ML or related field experience

 - Experience programming in Java, C++, Python or related language
 - Experience in any of the following areas: algorithms and data structures, parsing, numerical optimization, data mining, parallel and distributed computing, high-performance computing

Preferred Qualifications

 - Experience using Unix/Linux
 - Experience in professional software development
 - Experience in state-of-the-art deep learning models architecture design and deep learning training and optimization and model pruning
 - Experience with Machine and Deep Learning toolkits such as MXNet, TensorFlow, Caffe and PyTorch

## Description

* Analyze the data and metrics resulting from traffic into Amazon's product search service.
 * Design, build, and deploy effective and innovative ML solutions to improve search ranking.
 * Evaluate the proposed solutions via offline benchmark tests as well as online A/B tests in production.
 * Publish and present your work at internal and external scientific venues in the fields of ML/NLP/IR.


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