We’re hiring Fullstack engineer with a product mindset who loves building scalable systems and polished user experiences.

We’re creating a platform where customers can manage subscriptions, billing, invoices, payment methods, and usage insights through seamless self‑service experiences built on a modular, scalable architecture with best‑in‑class service design.

What’s the mission?

• Factorial is building a world‑class platform to support customers and partners interact with our products, manage their accounts, and grow with us.
• As a Fullstack engineer in the Portals team, you’ll build and evolve customer facing portals that enable secure, intuitive, and scalable self‑service experiences.
• You’ll design and integrate systems that connect internal platforms—billing, CRM, product services, and support—with external users, ensuring reliable access to key workflows across the customer lifecycle.
• Your work will directly...