Senior Full‑Stack Engineer – AI‑Driven MarTech (Remote, Spain)

Bark is seeking a Senior Full Stack Engineer to join our Acquisition squad. You’ll work on Python backend and React/TypeScript frontend, shaping marketing tech that drives customer growth in a fully remote role based in Spain.

You’ll collaborate with marketing, product and design, build AI-powered tooling, implement guardrails for live AI outputs, and help scale our MarTech stack as Bark migrates to a broader marketplace.