Content Designer and AI Strategist

UX-focused content and conversation design leader with 17+ years of experience shaping how people interact with technology. I design content systems across apps, websites, chatbots, and LLMs, with a focus on clarity, usability, and scale.

Headshot of Cassie Broeckert, content designer and AI strategist
Cassie sketching user flows on a whiteboard while collaborating with a colleague.

Making digital more human

I approach design through a deep understanding of human behavior and psychology, translating complex systems into experiences that feel intuitive and trustworthy. I believe effective messaging only works when it’s developed in close partnership with product and design, not layered on after the fact.

A chat conversation within Amazon's AI Ads Agent

Recent work

Ads Agent AI guidelines

AI systems design

Unified 17 different LLMs to create a consistent, seamless AI agent experience across Amazon’s advertising platform.

Generated results from an internal UX writing LLM tool

UX writing LLMs

AI tooling

Built custom LLM tools for internal Amazon teams to scale UX writing services and streamline repetitive microcopy tasks.

Product title standardization

LLM content systems

Trained LLMs to improve and standardize product titles across 25 categories, creating consistency at scale.

Homepage and cart page of the new Amazon Haul store demonstrating the unique brand messaging created

Amazon Haul messaging framework

Branding & messaging

Defined and launched the brand voice, messaging framework, and in-app copy for Amazon Haul, a new store for deal seekers.

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