Senior Full-Stack Engineer – AI SaaS (TS/Node/React, AWS)

Reviva | Deorganising Crime ™ in London is seeking a Senior Full Stack Engineer to own complex features across frontend and backend using TypeScript, Node.js, React, GraphQL and AWS. The role emphasizes reliability, AI‑assisted workflow and strong architectural thinking.

You will operate in a hybrid London setup with visibility into multi‑tenant SaaS concerns and impactful product ownership. This is a senior, hands‑on role with high ownership across delivery and architecture.

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