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Posted via Amazon Jobs

Applied Scientist, Alexa Connected Devices

Posted Aug 3, 2026

Role at a glance

Salary
$142.8K – $193.2K/yr
Location
Seattle, Washington, United States
Work arrangement
On-site
Employment
Full-time
Experience
3+ years of building models for business application experience
Education
PhD, or Master's degree and 4+ years of CS, CE, ML or related field experience

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Role Summary

AI-generated

The Applied Scientist will join Alexa Connected Devices to develop scalable, context-aware conversational AI solutions connecting Alexa+ enabled devices with Alexa Cloud. The role focuses on advancing LLM technologies and related AI capabilities that improve natural and contextual conversations and deliver new products and services to customers.

What You'll Do

  • Research and develop novel algorithms and modeling techniques to reduce friction and enable natural and contextual conversations.
  • Analyze, understand and improve user experiences using Amazon’s heterogeneous data sources and large-scale computing resources.
  • Work on core LLM technologies including Prompt Engineering and Optimization, Supervised Fine-Tuning, Learning from Human Feedback,...
  • Collaborate with applied scientists and engineers on artificial intelligence research and development.
  • Develop solutions that directly impact customers through novel products and services.

Generated from the employer's posting. Verify important details before applying.

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Qualifications

Required

  • 3+ 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 computing

Preferred

  • Experience using Unix/Linux
  • Experience in professional software development

Original job description

Content provided by the employer

Do you want to shape the future of how Alexa+ enabled devices connect with Alexa Cloud? Do you want to be part of a team that builds solutions used by millions of customers? If you said yes to any or all of those, come join the Alexa Connected Devices!

We are looking for a passionate, talented, and resourceful Applied Scientist in the field of LLM, Artificial Intelligence (AI), Natural Language Processing (NLP), Recommender Systems and/or Information Retrieval, to invent and build scalable solutions for a state-of-the-art context-aware conversational AI. A successful candidate will have strong machine learning background and a desire to push the envelope in one or more of the above areas. The ideal candidate would also have hands-on experiences in building Generative AI solutions with LLMs and Recommender Systems, enjoy operating in dynamic environments, be self-motivated to take on challenging problems to deliver big customer impact, moving fast to ship solutions and then iterating on user feedback and interactions.

Key job responsibilities
As an Applied Scientist, you will leverage your technical expertise and experience to collaborate with other talented applied scientists and engineers to research and develop novel algorithms and modeling techniques to reduce friction and enable natural and contextual conversations. You will analyze, understand and improve user experiences by leveraging Amazon’s heterogeneous data sources and large-scale computing resources to accelerate advances in artificial intelligence. You will work on core LLM technologies, including Prompt Engineering and Optimization, Supervised Fine-Tuning, Learning from Human Feedback, Evaluation, Self-Learning, etc. Your work will directly impact our customers in the form of novel products and services.

Basic Qualifications

- 3+ 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 computing

Preferred Qualifications

- Experience using Unix/Linux
- Experience in professional software development

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.

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.

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 https://amazon.jobs/en/benefits.



USA, WA, Seattle - 142,800.00 - 193,200.00 USD annually
amazon

About the company

amazon

Large Enterprise

Amazon is a global leader in e-commerce and cloud computing, founded in 1994 by Jeff Bezos. Initially starting as an online bookstore, it has since expanded its offerings to include a vast range of products and services, including electronics, fashion, and digital content. With Amazon Web Services (AWS), the company also provides powerful cloud solutions to businesses around the world. Known for its innovation, customer-centric approach, and commitment to operational efficiency, Amazon continues to shape the future of retail and technology, consistently seeking new ways to enhance customer experiences.