Applied Scientist II

Applied Scientist II - Information Retrieval/Search, AGI Job ID: | Amazon.com Services LLC Want to help develop the next generation of web search to support intelligent assistant products? Join us We are looking for a talented Applied Scientist to help us develop state‑of‑the‑art, next generation web search capabilities within Amazon AGI. You’ll have an opportunity to directly impact the customer experience, design, architecture, and implementation of products that will be used every day by people you know. We’re looking for someone passionate about innovating on behalf of customers, who demonstrates strong product ownership and is willing to think in new ways to solve difficult problems. You’ll develop novel solutions to challenging technical problems, driving key improvements in our web search capabilities. You’ll perform rigorous research, publishing papers in top IR conferences along the way. Key job responsibilitiesDevelop state‑of‑the‑art web search technology, including training novel retrieval and ranking models. Scale models and optimize performance, partnering with engineering to deploy and debug model performance in production. Build and scale quality training data sets.Basic Qualifications3+ years of building models for business application experience 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 computingPreferred QualificationsExperience building machine learning models or developing algorithms for business application Experience in state‑of‑the‑art deep learning models architecture design and deep learning training and optimization and model pruningAmazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. Los Angeles County applicants: Job duties for this position include: work safely and cooperatively with other employees, supervisors, and staff; adhere to standards of excellence despite stressful conditions; communicate effectively and respectfully with employees, supervisors, and staff to ensure exceptional customer service; and follow all federal, state, and local laws and Company policies. Criminal history may have a direct, adverse, and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness and professionalism, and safeguard business operations and the Company’s reputation. Pursuant to the Los Angeles County Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. 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 Amazon accommodations page for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner. Our compensation reflects the cost of labor across several US geographic markets. The base pay for this position ranges from $136,000/year in our lowest geographic market up to $223,400/year in our highest geographic market. Pay is based on a number of factors including market location and may vary depending on job‑related knowledge, skills, and experience. Amazon is a total compensation company. Dependent on the position offered, equity, sign‑on payments, and other forms of compensation may be provided as part of a total compensation package, in addition to a full range of medical, financial, and/or other benefits. For more information, please visit Amazon benefits. This position will remain posted until filled. Applicants should apply via our internal or external career site. Posted: November 19, 2025 (Updated about 5 hours ago) #J-18808-Ljbffr