Your Mission

Cello is the Revenue Growth Infrastructure for modern digital businesses. We help teams acquire, retain, and monetize customers at scale by turning word-of-mouth into a systematic, measurable growth channel across user referrals, partners, and affiliates - built for the AI era.

We’ve raised $8.3M total funding led by top-tier investors, and we’re now looking for a Senior Software Engineer – Full Stack (m/f/x) to help us realize our committed vision.

TL;DR

• Seed, GrowthTech
• Remote-first, Europe-based (must be within CET +/-3 hours)
• Competitive salary + eVSOPS

Why Join

• Early-stage GrowthTech start-up with $8.3M in funding from top-tier investors.
• Exciting product: APIs, attribution models, recommendation engines - not your typical CRUD app.
• Real traction - 15+ new customers every month, 10M+ end users monthly.
• Small team, so you'l...