Senior Applied Scientist, Alexa Sensitive Content Intelligence (ASCI)

About the role

We ensure Alexa delivers safe, trustworthy experiences across all devices, modalities, and languages worldwide. We work on frontier AI safety challenges—and we're looking for scientists who want to help shape the future of trustworthy AI.

What you'll do

• As a Responsible AI Scientist, you're at the frontier of AI safety—experimenting with breakthrough techniques that push the boundaries of what's possible
• You partner with engineering to transform research into production-ready solutions, tackling complex optimization challenges
• You brainstorm with Product teams, translating ambitious visions into concrete objectives that drive real impact
• Your expertise shapes critical deployment decisions as you review impactful work and guide go/no-go calls
• You mentor the next generation of AI safety leaders, watching ideas spark and capabilities grow

What you need

• 6–11 yrs of experience
• Machine learning
• Python
• LLMs
• NLP
• Deep learning
• C++
• PhD

Good to have

• Java
• Test automation