Principal Software Engineer, Alexa AI (AURORA)

About the role

The AURORA (Alexa Understanding, Runtime, ORchestration, and Applied Sciences) org is part of Alexa AI VP and Devices and Services SVP organization. AURORA is Alexa's AI runtime backbone and horizontal intelligence organization — a science and engineering organization that advances research while delivering robust, scalable runtime solutions.

What you'll do

• Architect and deliver Pragmatic AI capabilities — AI that is not just technically impressive, but reliably useful, trustworthy
• Be building AI experiences that work across the full spectrum of human interaction — multi-modal (speech, text, image, video)
• Design and own the architecture for AI capability routing and orchestration at massive scale, including intelligent query classification, model selection
• Drive latency optimization across globally distributed inference pipelines, including model serving infrastructure, caching strategies
• Build evaluation and quality assurance infrastructure — including offline test sets, live traffic sampling, model and prompt release gating

What you need

• 12–22 yrs of experience
• LLMs
• Machine learning
• Any graduate