Principal Backend / Data Architect

We are looking for a Principal Backend & Data Architect to own the architecture of a complex data-intensive product from the ground up.

This is a hands‑on technical leadership role for someone who has designed production‑grade platforms where data modelling, versioning, traceability, permissions and long‑term architectural decisions are critical.

What you will own Core backend and data architecture Domain and data modelling Versioned and temporal data structures Data provenance, lineage and historical recomputation Multi‑tenant architecture and data isolation Permission models including RBAC / ABAC Auditability and traceability Computation and semantic layers Technical standards and architecture documentation Technical leadership and review of backend implementation

What we are looking for 8+ years of backend/software engineering experience Proven experience architecting complex, data‑heavy production systems Excellent system design and data modelling skills Strong PostgreSQL / SQL expertise Experience with distributed systems, queues, background processing and APIs Experience with temporal, versioned or event‑driven architectures Strong understanding of multi‑tenancy, authorization and data security Ability to make architecture decisions and remain hands‑on during implementation Experience leading senior engineers technically

Strong advantage Experience with regulated or sensitive data, healthcare, fintech, insurance, IoT, analytics or decision‑support platforms.