Rebolt

Aerospace Engineering • Universidad Politécnica de Madrid

Celia Manzano is an Exponential Fellow and Co-Founder of Rebolt (YC W25), an AI-powered platform optimizing restaurant delivery revenue. Originally from Spain, she studied Aerospace Engineering at the Polytechnic University of Madrid before transitioning into tech. Her experience includes roles at Salesforce and Apryse, where she worked as a Solutions Architect and Engineer, building scalable solutions for enterprise clients. Now, as a Y Combinator-backed founder, she is leveraging AI to transform the restaurant industry from San Francisco.

Telecommunications Engineering • Universidad Politécnica de Madrid

Hailing from A Coruña, Galicia, Javier Sanchez is a Telecommunications Engineering graduate from Universidad Politécnica de Madrid. After joining Stack AI through The Exponential Fellowship, Javier has taken the leap into entrepreneurship, founding Rebolt and successfully going through Y Combinator. His journey reflects a deep commitment to leveraging technology for impactful solutions, building on experience from previous roles at Canonical and Ericsson. Sponsored by Barrie, Javier continues to push the boundaries of innovation, now as a founder shaping the future of AI-driven products.

Aerospace Engineering • Politechnical University of Madrid

Manuel Ángel Suárez is a Machine Learning Engineer with a passion for computer science. Hailing from a small farming village in Asturias, Spain, he pursued a BSc in Aerospace Engineering at the Polytechnic University of Madrid, followed by an MSc in Data Science from the Complutense University of Madrid. Manuel's professional journey includes roles as a Data Scientist at BBVA AI Factory, contributing to the Generative AI Laboratory, and as a Software and Machine Learning Engineer at DataBeacon.