Data Engineer

**Data Engineer \| Matter** **About the Role** We are seeking an experienced **Senior Data Engineer**. You’ll work closely with our CTO, CPO, and product teams to architect, build, and deliver robust data pipelines and transformations for our always\-on AI platform. Success in this role will have a direct, measurable impact on business outcomes and future product velocity. **Key Responsibilities** * Architect, build, and optimize scalable end\-to\-end data pipelines using dbt and our stack (Python microservices, Postgres, BigQuery, and GCP). * Design, implement, and maintain ETL/ELT processes to ingest, clean, and transform large datasets from a variety of sources. * Collaborate with product and engineering to define data requirements for new product features and analytics initiatives. * Manage our data pipeline by onboarding new clients, loading their data, and applying all required formulas. * Maintain and troubleshoot workflows by fixing broken formulas, adding new services, and ensuring reliable, high\-throughput performance. * Ensure data reliability, integrity, and security at scale. * Troubleshoot, performance\-tune, and document all pipelines and data workflows for smooth handoff. **About You** * 5\+ years of hands\-on experience building production\-grade data pipelines, ETL/ELT workflows, and transformed datasets at scale. * Expert\-level Python; strong experience with dbt, Postgres, BigQuery, and core GCP data services (e.g., Dataflow, Pub/Sub, Storage, Composer). * Demonstrated experience architecting, optimizing, and troubleshooting cloud\-based data infrastructure. * Familiarity with analytics, BI tools, and data visualization platforms is a plus. * Startup or contract/consulting experience strongly preferred; you move quickly and commit to clear deliverables and deadlines. * Excellent communication skills: you read requirements carefully, keep stakeholders looped in, and document as you go. You can boil down complex tasks into plain english for non\-data engineers to understand. * Low\-ego, high\-ownership, and passionate about building product\-focused solutions.