GCP Data Engineer — Marketing Funnel Scoring

## Job Description
We're building a marketing funnel scoring and AI recommendation system for hospitality clients (restaurants, QSR brands). The pilot client has 6 venues across London and Manchester.
The system scores marketing channel performance per venue, rolls up to funnel stage scores, rolls up to a brand-wide score, and uses AI (Claude API) to generate actionable recommendations. Everything lives in GCP.
**A detailed technical specification document (30+ pages) is provided.** This covers the complete BigQuery schema, scoring formula, API integrations, data pipelines, AI architecture, and Looker Studio dashboard design. Your job is to execute the spec, not design it.
### What You're Building
- **BigQuery data warehouse** — config tables, client dataset with 10+ tables (venues, raw metrics, scores, recommendations), Entity-Attribute-Value design for metrics
- **Data pipelines** — → BigQuery (Meta Ads, Facebook/Instagram Organic, Google Business Profile), Google ...