Ruben Miessen

TLDR

Ruben Miessen co-founded LegalFly, a Ghent-based AI legal platform that has raised EUR 17 million, bringing product experience from his time on the Tinder product team.

Overview

Ruben co-founded LegalFly in Ghent, applying AI to legal workflows for law firms and in-house legal teams. The company has raised EUR 17 million and is positioned in the growing European legal-tech market alongside players like Henchman.

Before founding LegalFly, Ruben worked on the product team at Tinder, giving him experience in consumer product design at scale. That product background informs LegalFly's approach to making AI tools approachable for legal professionals who are not typically early technology adopters.

Career History

• CEO & Co-Founder at LegalFly (May 2023 - Present)
• Team Lead & Sr. Product Manager at Match Group / Tinder (Jun 2021 - May 2023)
• CEO & Co-Founder at MAGGY (COVID wearable, Apr 2020 - Jun 2021), raised seed, 25K+ devices
• Chief Technology Officer at Gumption Group (Mar 2019 - Jun 2021)

Education

• Master's degree, Innovation and Entrepreneurship, Antwerp Management School (2016 - 2017)
• Bachelor's Degree, Digital Concept Development, EK Copenhagen (Erasmus+, 2015 - 2016)

About

Ruben built LegalFly from 0 to 700%+ YoY growth in 2025, with 50 employees and offices in Ghent, London, and Dubai. The platform targets enterprise in-house legal and procurement teams with privacy-first AI. Forbes 30 Under 30.

LinkedIn Voice

Posting style: Product-focused and milestone-driven. Good narrative around market positioning. Posts 2-3 times per month. Growing international ambitions.

Key themes: LegalFly product (Agent Studio, AI for in-house legal teams), US expansion (Legalweek New York), Enterprise AI adoption in legal, leadership

Avg engagement: 87 likes, 5 comments

Notable post: LegalFly at Legalweek NYC, 149 likes -- "The 'should we use AI in legal?' debate is over."