Amazon Web Services, Inc.
Direct employer career site

Senior Applied Scientist, Kumo

Pay
$167,100 – $226,100 per year
Location
Bellevue, WA
Listed
3 days ago

About the role

AWS Applied AI Solutions (AAIS) is building toward a future where every business innovates with Amazon AI teammates. To get there, we build AI solutions that improve human capabilities and transform entire business functions. We create end-to-end products that surprise and delight out-of-the-box, making complex things easy and hard things possible, with no cloud experience required. We start with customers who embrace the future and build bridges to meet the rest where they are. We pursue ambitious opportunities with conviction, and we are looking for builders who share that mindset.

At AWS we use Artificial Intelligence to be able to identify every need of a customer across all AWS services before they have to tell us about it and help customers adopt best practices while architecting on the cloud. We are looking for a Senior Applied scientist who will function as a science leader and drive innovation with Gen AI to bring paradigm shift to how the business operates and build "best in the world" experience that customers will love!

Some of the science challenges we work on include building Agentic AI systems for complex use cases such as optimizing customers' cloud architectures innovating optimization techniques for cost-efficiency in agentic workflows fine-tuning language models for domain specific use cases building scalable agentic evaluation systems designing continual learning systems that incorporate real-time customer and operational feedback to improve model performance over time and developing collaborative filtering approaches that surface personalized recommendations at scale.

You will have an opportunity to lead invent and design technology that will directly impact every customer across all AWS services. We are building industry-leading technology that cuts across a wide range of ML techniques from Natural Language Processing to Deep Learning and Generative Artificial Intelligence. You will be a key driver in taking something from an idea to an experiment to a prototype and finally to a live production system.

As a senior scientist on this team you will define the science vision and long-term research roadmap for your problem space. You will set technical and research direction and ensure our approaches remain at the frontier of what's possible. You will mentor junior scientists and engineers helping them grow their technical depth develop scientific rigor and navigate ambiguous problem spaces. You will raise the bar for the team through code reviews science experimentation reviews and by fostering a culture of experimentation and intellectual curiosity.

Key job responsibilities

  • Deliver real world production systems at AWS scale.
  • Work closely with the business to understand the problem space identify the opportunities and formulate the problems.
  • Use machine learning data mining statistical techniques Generative AI and others to create actionable meaningful and scalable solutions for the business problems.
  • Analyze and extract relevant information from large amounts of data and derive useful insights.
  • Work with software engineering teams to deliver production systems with your ML models
  • Establish scalable efficient automated processes for large scale data analyses model development model validation and model implementation

A day in the life

Diverse Experiences

  • AWS values diverse experiences.
  • Even if you do not meet all of the qualifications and skills listed in the job description, we encourage candidates to apply.
  • If your career is just starting, hasn't followed a traditional path, or includes alternative experiences, don't let it stop you from applying.

Why AWS?

Amazon Web Services (AWS) is the world's most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.

Inclusive Team Culture

Here at AWS, it's in our nature to learn and be curious. Our employee-led affinity groups foster a culture of inclusion that empower us to be proud of our differences. Ongoing events and learning experiences, including our Conversations on Race and Ethnicity (CORE) and AmazeCon (gender diversity) conferences, inspire us to never stop embracing our uniqueness.

Mentorship & Career Growth

We're continuously raising our performance bar as we strive to become Earth's Best Employer. That's why you'll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you develop into a better-rounded professional.

Work/Life Balance

  • We value work-life harmony.
  • Achieving success at work should never come at the expense of sacrifices at home, which is why we strive for flexibility as part of our working culture.
  • When we feel supported in the workplace and at home, there's nothing we can't achieve in the cloud.

Basic Qualifications

  • PhD, or Master's degree and 6+ years of applied research experience
  • 3+ years of building machine learning models for business application experience
  • Knowledge of programming languages such as C/C++, Python, Java or Perl
  • Experience programming in Java, C++, Python or related language
  • Experience with neural deep learning methods and machine learning

Preferred Qualifications

  • Experience with large scale machine learning systems such as profiling and debugging and understanding of system performance and scalability

Additional information

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If the country/region you're applying in isn't listed, please contact your Recruiting Partner.

Pay and benefits

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.

USA, WA, Bellevue - 167,100.00 - 226,100.00 USD annually

About the team

Amazon values diverse experiences. Even if you do not meet all of the preferred qualifications and skills listed in the job description, we encourage candidates to apply. If your career is just starting, hasn't followed a traditional path, or includes alternative experiences, don't let it stop you from applying.

We value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home, which is why flexible work hours and arrangements are part of our culture. When we feel supported in the workplace and at home, there's nothing we can't achieve in the cloud.

Here at AWS, it's in our nature to learn and be curious. Our employee-led affinity groups foster a culture of inclusion that empower us to be proud of our differences. Ongoing events and learning experiences, including our Conversations on Race and Ethnicity and AmazeCon conferences, inspire us to never stop embracing our uniqueness.

Read the original posting

From Amazon Web Services, Inc.'s careers page, first listed on Rolev.ai on November 6, 2026. Rolev.ai is not the employer.

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Common questions

What is the salary for the Senior Applied Scientist, Kumo role at Amazon Web Services, Inc.?

The Senior Applied Scientist, Kumo posting at Amazon Web Services, Inc. states compensation of $167,100 – $226,100 per year. Final pay may depend on location, experience, and interview evaluation on Amazon Web Services, Inc.'s official career site.

Where is the Senior Applied Scientist, Kumo job at Amazon Web Services, Inc. located?

This Senior Applied Scientist, Kumo position at Amazon Web Services, Inc. is located in Bellevue, WA. Always check Amazon Web Services, Inc.'s application page for specific state eligibility or relocation policies.

How do I apply for the Senior Applied Scientist, Kumo position at Amazon Web Services, Inc.?

This listing links directly to Amazon Web Services, Inc.'s application page. You can apply directly on Amazon Web Services, Inc.'s site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.