ana sifuentes website

LLM Training Coach

AI UX, Content Strategy, Product Design

Timeline: 9 months
Outcome: Launched feature → Increased activation rate

I led the content design and UX for a ChatGPT-powered coaching experience. I helped shape how users interact with an LLM inside a real product From prompt design to conversation flows and interface structure. This was a fast-paced, cross-functional collaboration where I worked closely with developers and researchers to create a useful, scalable experience.

📒 Project Overview

Obesity Epidemic

Data Visualization, UX Strategy, Front-End Development

Timeline: 4 months
Outcome: Launched website

This project originated as a research paper on Brazil's obesity epidemic and the increasing prevalence of noncommunicable diseases. We collaborated with the research team to transform the paper into an accessible website for policy makers and the general public.

📒 Project Overview • 📚 Case Study

Recipe Cards

Design Systems, UX Writing, Product

Timeline: 4 months
Outcome: Conceptual prototype

A self-initiated project tackling everyday decision fatigue around food. I designed a modular recipe card system and app prototype that simplifies meal planning through a balance of nutrition, cost, and convenience. I created the visual identity, UX flows, copywriting, and design system from scratch, bringing the concept to life from strategy to screens.

📒 Project Overview • 📚 Case Study

Rest Days

Strategy, Product Design, Content

Timeline: 2 months
Outcome: Proof of concept

My team and I explored how to keep users engaged on their rest days by creating a new content experience. Through some very precise redesign changes, copy updates and a series of short articles, we gave users helpful tips to fuel their recovery and at the same time increase app opens.

📚 Case Study