Customer Success Manager (CSM) – AI SaaS | Hybrid (Paris, Station F)

As a Customer Success Manager (CSM) at Thunders, you’ll help our customers get the most out of our AI Test Agents.

You’ll guide them from onboarding to full adoption, making sure Thunders becomes an integral part of how they build and ship software. You’ll be the trusted advisor — ensuring every customer sees measurable value, feels supported, and stays excited about what’s next.

This is a hands-on, relationship-driven role for someone who loves helping customers succeed, thrives in a fast-moving environment, and wants to shape how customer success is done in a growing AI company.