The Automated Reasoning Group (ARG) in AWS is looking for an experienced Senior Software Developer who wants to help build the large scale systems and tools that can automatically assure that programs meet general specifications. You will be part of a larger organization that focuses on developing formal software analysis and test generation tools and applies them to software written in various languages, such as Python, Java, and Rust. Your role is to work with scientists and fellow engineers to create real, useful, and scalable tools and services for automated code reasoning and testing.

Each day, hundreds of thousands of developers make billions of transactions worldwide on AWS. They harness the power of the cloud to enable innovative applications, websites, and businesses. Using automated reasoning and test generation technology we have the opportunity to enable developers validate their applications are secure and function as intended. You will be empowered to think big, invent on behalf of our customers and make high judgment calls. You will work collaboratively with a team of scientists and engineers that are motivated to help AWS customers get high assurances about their applications.

Key job responsibilities
* Convert business goals into technology solutions.
* Design and implement secure, scalable, and highly available designs for automated reasoning and test generation systems and tooling.
* Drive best practices and engineering excellence.
* Work in an agile environment to deliver high quality software.
* Participate in organizational planning, hiring, mentorship, and leadership development.

About the team
You will be working within the Automated Reasoning Group, a team of scientists and engineers ranging from the recently hired to industry veterans, with interest and expertise in formal verification, theorem proving, model checking, static and dynamic analysis, programming languages, and automated test generation. This expertise is being leveraged to enhance, and be enhanced by, exciting new AI technologies. Our vision is to develop powerful tools and products that help developers and users increase their confidence in system correctness and security while also enhancing their productivity.

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.

AWS Utility Computing (UC) provides product innovations — from foundational services such as Amazon’s Simple Storage Service (S3) and Amazon Elastic Compute Cloud (EC2), to consistently released new product innovations that continue to set AWS’s services and features apart in the industry. As a member of the UC organization, you’ll support the development and management of Compute, Database, Storage, Internet of Things (Iot), Platform, and Productivity Apps services in AWS, including support for customers who require specialize

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.

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.

- 7+ years of non-internship professional software development experience
- 5+ years of programming with at least one software programming language experience
- 5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience
- Knowledge of professional software engineering & best practices for full software development life cycle, including coding standards, software architectures, code reviews, source control management, continuous deployments, testing, and operational excellence
- Experience as a mentor, tech lead or leading an engineering team

- Familiarity with an AI field such as Automated Reasoning or Machine Learning
- Familiarity with an automated test generation technology such as coverage-guided fuzzing, property-based testing, or symbolic execution

Amazon is committed to a diverse and inclusive workplace. Amazon is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. For individuals with disabilities who would like to request an accommodation, please visit