Software Development Engineer, Automated Reasoning Group

We are building the next generation of formally verified AI infrastructure in the Amazon Web Services (AWS) Neuron Automated Reasoning group.

We are seeking a talented and passionate Software Development Engineer who wants to work at the intersection of programming language theory formal verification and cloud-scale service architecture.

As a Software Engineer on this team you will become an expert on Lean 4 a leading open-source functional programming language and interactive theorem prover. Lean is rapidly becoming the standard for formal verification automated proof search and high-assurance software development. You will help build a production AWS service that makes Lean accessible to customers who need mathematical guarantees but cannot afford the operational burden of managing theorem proving infrastructure themselves.

Delivering a reliable well-characterized and scalable Lean service is foundational to our mission. This includes building the service infrastructure integrating Lean into the Amazon build ecosystem building orchestration intelligence integration with building blocks like a conjecture store/solvers etc and extending functionality for internal and external AWS customers. The engineering team will be fluent in the Lean language its ecosystem and its application to code correctness and proof automation.

What does it take to thrive as a developer at Amazon You are creative responsible and curious. You work with others to move quickly in turning ideas into customer solutions. You are excited about building systems that provide mathematical certainty in a world of probabilistic AI. You want the opportunity to grow your technical and professional skills while helping define a new category of cloud service. You relish the opportunity to dig into challenging problems at the boundary of programming languages formal methods and distributed systems.

This role offers the opportunity to work alongside world-class technical and scientific leaders in automated reasoning and to shape how formal verification becomes accessible at AWS scale.

- 3 years of non-internship professional software development experience
- 2 years of non-internship design or architecture (design patterns reliability and scaling) of new and existing systems experience
- Experience programming with at least one software programming language

- 3 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience
- Bachelors degree in computer science or equivalent

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 for more information. If the country/region youre applying in isnt 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 WA Seattle - 143700.00 - 194400.00 USD annually