Cello is the Revenue Growth Infrastructure for modern digital businesses — turning word-of-mouth into a systematic, measurable growth channel for the AI era.
Category leaders like Typeform, Miro, and Veed use Cello to accelerate their growth flywheel.
TL;DRSeed, GrowthTechRemote-first, Europe-based (must be within CET +/-3 hours)Competitive salary + eVSOPSWhy Cello$10.
3M raised from top-tier investors, 30+ new customers every monthSmall team — you'll shape how we build, not just execute ticketsFounding team of serial founders and operators from Twilio, Wise, and SkypeWe adopt AI tools where they actually help — because our customers do tooRemote-first with regular team meetups across EuropeWhat We’re BuildingWe help SaaS companies turn their users and partners into a sales channel through referrals, sharing, and recommendations - 10M+ end users interact with our system every month.
Our widgets live inside customer products, which means your code runs in environments you don't control.
On top of that: APIs that customer developers integrate against, and a portal where customers manage their campaigns and analytics.
Under the hood: attribution across complex user journeys, AI-based recommendation engines, multi-tenant infrastructure serving hundreds of customers, scaling millions of events.
Deeper than you'd expect from a referral tool.
Our product is integrated by customer developers - and that world is changing fast.
The people building against our APIs and widgets range from corporate engineering teams to solo founders using AI coding agents.
What you will do:Work with the following stack: React · Typescript · NestJS · Python · AWSYou'll start with well-scoped tasks and ramp up from there - we don't expect you to know everything on day one.
Build features, fix bugs, and gradually take on more ownership as you learn th.