Rayssa Küllian
São Paulo, São Paulo, Brazil
Summary
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SeniorRayssa Küllian is a Principal Scientist at Amazon with over a decade of experience applying machine learning and NLP to production problems across advertising, recommender systems, fraud detection, forecasting and conversational AI. She blends research and product delivery—leading ML teams, managing complex R&D projects, and translating state-of-the-art methods into business impact while teaching and mentoring in academia and industry. Her academic work focuses on detecting irony and conversational implicatures in Brazilian Portuguese, reflecting a rare niche expertise in pragmatics-driven NLP. Comfortable across cloud services and deep learning frameworks, she has served multiple roles at AWS, IBM and startups, helping clients and organizations operationalize AI. Known for evangelizing realistic, responsible AI, she pairs curiosity-driven research with pragmatic engineering to drive adoption and cultural change.
12 years of coding experience
Stackoverflow
71reputation
2kreached
0answers
2questions
Github Skills (11)
image6
linux6
scroll6
absolute-path6
edges6
android6
jvm6
java6
machine-learning4
data-science3
jekyll2
Programming languages (2)
Github contributions (5)
rayssak/pcfg_earley
Sep 2014 - Dec 2014
Contributions:4 commits in 3 months
rayssak/tera-ds
Dec 2017 - Dec 2017
Contributions:28 pushes, 1 branch in 1 day
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