Software Dev Engineer II, Alexa Mobile Performance

Amazon

Amazon

Irvine, CA, USA

Posted on May 17, 2026

Description

Alexa+ is our next-generation, AI-powered digital assistant. Alexa+ is designed to be more conversational, intelligent, and personalized than previous versions - helping you get things done with ease. Whether it's entertainment, learning, organization, summarization, or open-ended conversation, Alexa+ can assist. Alexa+ can also manage and protect your smart home, make reservations, discover new content, and help you shop online.

We're seeking a talented Software Engineer II to join our team and help build the future of Alexa Mobile Performance solutions. We are the team within Alexa Mobile org responsible for ensuring the highest standards for Performance of the Alexa Mobile app. We are the team responsible for building the technology and infrastructure for capturing, assessing and driving resolution to thousands of crashes, ensuring the smoothest of app experiences. Our Latency Regression detection solutions use state-of-the-art approaches to capture regressions at very small levels. These are leveraged throughout Alexa Mobile org and plays a critical role in ensuring product lovability. Our iOS/Android/ReactNative SDKs platform integrate modern Real-Time monitoring solutions for a laser sharp focus on mitigating production regressions.

Do you believe Performance is a number one requirement? Do you share our passion for Performance and Problem-Solving? Would you like to join some of the brightest minds, solving some of the most challenging problems and building solutions that impact 100s of partner team?

Key job responsibilities
- Android/iOS/React Native/Python/AWS development
- Software development, design, and prototyping
- Write clean, maintainable code and perform peer code reviews
- Write tests for new and existing code to achieve 100% code coverage
- Work with team members to investigate design approaches, prototype new technology, and evaluate technical feasibility
- Work in an Agile/Scrum environment to deliver high-quality software against tight schedules
- Work closely with partner teams to provide the best-in-class developer experience

A day in the life
You will be responsible for leading the development and launch of core product features. You will drive the design and participate in decision making to build quality products. You will drive and participate in technical investigations, critical to a high performing Alexa Mobile app.


About the team
You'll be part of a team that creates scalable solutions that impact over 100 Alexa mobile teams. Our mission is to build scalable systems to mitigate hundreds of crashes and catch the smallest of regressions on our key KPIs.