Senior Full-Stack Engineer, Multi-Tenant SaaS Platforms

### **About the Role**

We are seeking a **Senior Full-Stack Engineer** to lead the architecture and development of a multi-tenant SaaS platform serving regulated financial and government procurement workflows. You will own end-to-end product surfaces — from configurable admin panels and tenant-aware data models to fee calculation engines, payment lifecycle tracking, and audit-ready financial exports. This role suits a seasoned builder who has previously been the lead or sole developer on a non-...