Senior Data Analyst · Big Cartel
- Built GA4 to BigQuery and Snowflake ELT pipelines with a dbt transformation layer for marketing attribution, including automated bot and spam detection and cold-storage backups.
- Engineered AI sentiment analysis, semantic search, and classification workflows across 33,000+ customer conversations, cutting query costs by 66%.
- Fine-tuned Mistral-7B for domain-specific applications and applied classification models to tag and organize unstructured customer data.
- Developed subscriber churn models and ran A/B testing and UX research to support product and retention decisions.
- Configured Meta Marketing API access and connectivity, enabling automated advertising-data extraction into Snowflake.
- Designed and maintained reusable data models and pipelines, standardized KPIs and data definitions, and established foundational governance and monitoring practices.
- Managed Tableau Cloud licensing and usage, and developed self-service visualizations for stakeholders across the organization.
- Used Claude Code to accelerate SQL, Python, dbt, and cloud workflow prototyping, debugging, documentation, and iterative refinement.
- Led analytics software evaluation and procurement, negotiating a 45% reduction in the cost of a marketing analytics platform.