Leonardo Rosales in

Leonardo Rosales

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Co-Founder and CTO at Ralio
📍 London, England, United Kingdom

Leonardo is the Co-founder and CTO of Ralio, a startup focused on payments for AI agents. An experienced tech leader with an MEng in Computer Science, he previously helped scale an engineering organization to over 300 people. Colleagues describe him as an "exceptional leader, " "proactive, " and a "proficient architect. "

Outside of his entrepreneurial ventures, Leonardo is deeply engaged with the tech industry. He follows engineering culture at major companies like OpenAI, tracks emerging software trends, and comments on the state of the job market for developers, showing a broad passion for the field.

His new venture, Ralio, was recently recognized in the top 5% of 1500 European startups in the Onstage W25 program.

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Experience
7 Years
Current Role
Co-Founder and CTO
Job Level
Leadership
Location
London, England, United Kingdom
Personality Overview

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Communication Style
Decision Approach
Work Preference

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Priorities

Topics Leonardo cares about

AI Agent Payments
As the Co-founder and CTO of Ralio, his primary focus is building the payment infrastructure for the emerging AI agent economy.
Scaling Engineering Teams
He has hands-on experience scaling a company's engineering division from 5 to over 300 people and building a new business line of 50 engineers at FORM3.
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Career

Work history

7-2025
Co-Founder and CTO
Ralio
4-2025 - 7-2025
Entrepreneur
Antler
11-2024 - 4-2025
CTO
Stronghold
7-2021 - 8-2024
Head of UK Engineering
FORM3
5-2019 - 6-2021
Lead Software Engineer
FORM3
In the press

Media appearances

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Education
MEng Computer Science
UADE
1-2024 - 12-2024
Digital MBA for Technology Leaders
CTO Academy
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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