Sr. Applied Scientist, Pxt Central Science

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Sr.
Applied Scientist, PXT Central Science
Job ID: | Amazon.com Services LLC
We are seeking a Senior Applied Scientist to build production machine learning systems that solve complex business problems at scale.
You will design, develop, and deploy ML solutions that directly impact millions of users and drive strategic decision-making across the organization.
In this role, you will work on challenging problems spanning predictive modeling, natural language processing, recommendation systems, and generative AI applications.
You will collaborate with cross-functional teams to translate ambiguous business challenges into rigorous technical solutions.
Key job responsibilities
Design and deploy large-scale machine learning systems in production environments
Develop innovative ML solutions using state-of-the-art techniques including deep learning, NLP, and generative AI
Create ML solutions that personalize manager onboarding and development experiences — identifying individual capability gaps, recommending tailored learning pathways, and measuring development effectiveness across diverse manager populations and contexts
Partner to build causal inference models and experimental frameworks to measure impact
Collaborate with product managers, engineers, and business leaders to define technical roadmaps
Communicate complex technical concepts to diverse audiences, from technical peers to senior leadership
About the team
The People eXperience and Technology Central Science Team (PXTCS) uses economics, behavioral science, statistics, and machine learning to proactively identify mechanisms and process improvements which simultaneously improve Amazon and the lives, wellbeing, and the value of work to Amazonians.
We are an interdisciplinary team that combines the talents of science and engineering to develop and deliver solutions that measurably achieve this goal.
Basic Qualifications
3+ years of building machine learning models for business application experience




PhD, or Master's degree and 6+ years of applied research experience
Experience programming in Java, C++, Python or related language
Experience with neural deep learning methods and machine learning
Preferred Qualifications
Experience with modeling tools such as R, scikit-learn, Spark MLLib, MxNet, Tensorflow, numpy, scipy etc.
Experience with large scale distributed systems such as Hadoop, Spark etc.
Experience in driving end to end delivery, and communicating results to senior leadership
Experience with leading experienced scientists as well as having a record of developing junior members from academia or industry to a career track in a business environment
Experience with building LLMs, generative AI applications on AWS
Experience with personalization, recommendation systems, or adaptive learning systems
Amazon 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.
Pursuant to the San Francisco 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 for more information.
If the country/region you're applying in isn't listed, please contact your Recruiting Partner.
The base salary range for this position is listed below.
Your Amazon package will include sign-on payments and restricted stock units (RSUs).
Final compensation will be determined based on factors including experience, qualifications, and location.
Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D; insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave.
Learn more about our benefits at
USA, CA, San Francisco - 192,************,****** USD annually
USA, MA, Boston - 167,************,****** USD annually
USA, VA, Arlington - 167,************,****** USD annually
USA, WA, Bellevue - 167,************,****** USD annually
USA, WA, Seattle - 167,************,****** USD annually
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Vedi l’offerta su Go Lavoro: golavoro.it/annuncio-lavoro/7bgo38