Systems Development Engineer II, Ads AI Core Infra (ACI)

Amazon is investing heavily in building a world class advertising business and we are responsible for defining and delivering a collection of self-service performance advertising products that drive discovery and sales. Our products are strategically important to our Retail and Marketplace businesses driving long term growth. We deliver billions of ad impressions and millions of clicks daily and are breaking fresh ground to create world-class products. We are highly motivated collaborative and fun-loving with an entrepreneurial spirit and bias for action. With a broad mandate to experiment and innovate we are growing at an unprecedented rate with a seemingly endless range of new opportunities.

As a DevOps Engineer you will play a key role in managing the customer experience elements as well as the complex systems behind them. You will have the opportunity to support one of the most critical technical stacks in Amazon and work on tasks that helps to improve tech productivity and efficiency of the org.


Key job responsibilities
Systems Development Engineer will contribute to all aspects of agile systems development life cycle including design architecture development documentation testing and operations. Primary responsibilities include:
Owning end-to-end design development deployment and operation of Work Management Platform modules and features.
Leading technical design for medium-to-large platform feature initiatives making sound architectural decisions that balance complexity scalability and delivery speed.
Developing tools automation and monitoring solutions; defining operational processes and improving operational excellence and readiness of platform systems.
Engineering data pipelines workflow orchestration and integrations between the platform and upstream/downstream systems using AWS-native services (Step Functions Lambda DynamoDB).
Building proactive monitoring with fail-fast alerting across mission-critical platform workflows to ensure system reliability and early issue detection.
Troubleshooting diagnosing and fixing production software issues; implementing fixes for internally developed code with urgency.
Reducing operational toil through force-multiplier tooling infrastructure automation and platform self-service capabilities.
Collaborating with product managers and operations leaders to translate business requirements into technical solutions and drive the platform product roadmap.
Contributing to design reviews and code reviews with substantive technical feedback; mentoring junior engineers on the team.

A day in the life
As a SysDE II your role is pivotal in maintaining the robust and innovative solutions of our team. You will work on complex challenges in both platform maintenance and new feature development focusing on areas with ambiguity. Your goal is to design and develop software systems that are secure maintainable scalable and extendable. You will own the full engineering lifecycle - from design through deployment and operations - driving architectural decisions leading feature delivery mentoring junior engineers and ensuring operational excellence.

- Bachelors degree in computer science or equivalent
- 5 years of designing or architecting (design patterns reliability and scaling) of new and existing systems experience
- Experience in automating deploying and supporting large-scale infrastructure
- Experience programming with at least one modern language such as Python Ruby Golang Java C C# Rust
- Experience with CI/CD pipelines build processes

- Experience with distributed systems at scale
- Experience utilizing AWS cloud solutions in a DevOps environment
- Experience building services using AWS products

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