Software Development Engineer, Consensus and Distributed Locking Systems, Transactional Services

Join the team that powers distributed consensus across AWS. We build and maintain the systems that enable distributed consensus for locks leader election group membership and work distribution across AWS. Our distributed computing primitives are part of the critical building blocks behind services like S3 DynamoDB CloudWatch and more.

This role offers a unique opportunity to solve complex distributed systems challenges that impact services across AWS. We are looking for engineers who thrive on technical challenges and passionate about building highly available durable systems with minimal dependencies. And collaborate with talented peers to design and implement robust solutions make critical architectural decisions and ensure operational excellence. If you are excited about distributed systems engineering with the opportunity to build and operate systems with impact across AWS services this role is for you.


Key job responsibilities
- You work with the team to design build and operate systems that are stable highly available and performant.
- You solve difficult problems applying appropriate technologies and architectural patterns.
- You are proficient in a broad range of design approaches and know when it is appropriate to use them (and when it is not). Your solutions are pragmatic navigating constraints.
- You create maintainable software without over-engineering. You make appropriate trade-offs re-use where possible and are judicious about introducing dependencies.
- You focus on operational excellence understanding how decisions impact operational costs and take on projects that make software easier to maintain.

A day in the life
- Designing and driving technical decisions that balance competing priorities and constraints
- Implementing changes at a high quality meeting stringent requirements for availability durability and performance
- Creating and implementing automation that improve system reliability and operational efficiency
- Working closely with dependent teams to enhance system capabilities and resolve technical challenges
- Driving investigations to root cause anomalies and delivering robust solutions



About the team
We are a team that believes in focused execution and collaboration. We concentrate our collective energy on 1-2 key initiatives allowing us to deliver high-quality results through teamwork. Learning is central to our teams operation - were constantly sharing knowledge and growing together with technical deep-dives and demos. We love a good debate evaluating multiple perspectives and approaches to arrive at thoughtful decisions on critical questions.

Operational excellence isnt just a goal - its a critical requirement in our work. We strive for continuous improvement believing that this pursuit strengthens both our systems and our engineering skills.

About AWS
AWS 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 hasnt followed a traditional path or includes alternative experiences dont let it stop you from applying.

Why AWS Amazon Web Services (AWS) is the worlds most comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped innovating thats 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 its 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 conferences inspire us to never stop embracing our uniqueness.

Mentorship & Career Growth Were continuously raising our performance bar as we strive to become Earths Best Employer. Thats why youll 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 theres nothing we cant achieve in the cloud.


- 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.

Our compensation reflects the cost of labor across several US geographic markets. The base pay for this position ranges from $129300/year in our lowest geographic market up to $223600/year in our highest geographic market. Pay is based on a number of factors including market location and may vary depending on job-related knowledge skills and experience. Amazon is a total compensation company. Dependent on the position offered equity sign-on payments and other forms of compensation may be provided as part of a total compensation package in addition to a full range of medical financial and/or other benefits. For more information please visit This position will remain posted until filled. Applicants should apply via our internal or external career site.