Rachel Caisi Miller

Reddit Search Experiences Product Manager

Rachel is the product manager leading Search Experiences at Reddit, scaling search and AI products for millions. She has launched multiple zero-to-one initiatives, led cross-functional teams across frontend and backend products, and drives a more equitable future of tech by building impact and safety focused digital experiences.

Beyond Reddit, Rachel is a recognized leader in tech for social good. She founded digital tech initiatives advancing diversity, accessibility, and mental health, and volunteers as a product manager at Taimaka, where she manages engineers building digital tools that have helped treat over 12,000 children with malnutrition in Nigeria.

Rachel’s work has been featured numerous times in outlets like TechCrunch and The Verge. She has delivered talks to large technical audiences, appeared as a guest on several podcasts, and frequently judges and speaks at hackathons around the world. She also donates 5% of her salary to high-impact charities through One For the World and is committed to using her product skills to build a better future in technology.

4:00 PM - 4:05 PM [CET] | 10:00 AM - 10:05 AM [ET]

Thursday Day 2 (13/11)

Welcome

Get ready for day 2!

4:05 PM - 4:35 PM [CET] | 10:05 AM - 10:35 AM [ET]

Thursday Day 2 (13/11)

Building the future of the web: more experiential at a fraction of the resources

The digital landscape is evolving at warp speed. Are you keeping pace, or falling behind? Don't get lost in the hype. This exclusive session cuts through the noise to reveal the unfiltered truth about how AI is fundamentally reshaping how companies build, and customers consume digital experiences. Michiel Dorjee, Director of Digital Experience at Optimizely, will share his firsthand insights and experiences leveraging AI within Optimizely to drive impactful customer journeys. Discover the game-changing strategies that top companies are already deploying to scale optimization, make smarter decisions, and achieve rapid iteration. This isn't theoretical; it's a blueprint for immediate competitive advantage. Learn how to build high-impact digital experiences that connect every touchpoint directly to unprecedented business outcome. Miss this, and you risk being outmanoeuvred in the race for digital dominance.

4:35 PM - 5:15 PM [CET] | 10:35 AM - 11:15 AM [ET]

Thursday Day 2 (13/11)

The path to more conversions in an AI-focused world

More "data", more tools, more "A/B tests" = more distractions.
As the race to the "best AI tool" ramps up, how do you know what to optimize on your site to drive more leads or sales?
The future of marketing isn't about drowning in numbers or shiny software, it's about customer insights, meaningful optimization and emotion. Join Talia Wolf as she cuts through the noise and reveals how to run an audit that will actually reveal why people aren't buying, and show you how to optimize your funnels for more conversions and scalable growth. Discover the power of Emotional Targeting, harness the metrics that actually matter, and transform websites into journeys people want to convert to.

5:45 PM - 6:15 PM [CET] | 11:45 AM - 12:15 PM [ET]

Thursday Day 2 (13/11)

Why You Should Build a YouTube Audience — and How to Actually Do It

Jamie Marsland, Head of Wordpress Youtube at Automattic, will tell us why your company should invest in building an audience on YouTube and the strategies behind growing an audience that actually contribute to your company's growth.

5:20 PM - 5:50 PM [CET] | 11:20 AM - 11:50 AM [ET]

Wednesday Day 1 (12/11)

Building in the Era of AI: Lessons from AI Search at Reddit and Health Tech Products

Join Rachel Caisi Miller, Reddit’s longest-serving Product Manager for Search, as she shares her experience scaling AI-powered search for millions of users and building digital health tools to combat child malnutrition at Taimaka. Discover how to evolve your product thinking in the era of AI, and learn practical steps for designing ethical products, running effective experiments, and delivering impact both inside your company and beyond.