Data Engineer

About the Company

Overflow is a Series C, growth-stage technology company on a bold mission: to inspire the world to give. We're a vertical fintech and SaaS platform unlocking more ways to give — cash, stock, crypto, and beyond — through a beautifully designed ecosystem built for high-impact churches, nonprofits, and mission-driven institutions.

Responsibilities

• Architect, build, and own Overflow's core data infrastructure including pipelines, warehouses, data models, and orchestration
• Design and implement scalable ETL/ELT pipelines to deliver clean, reliable data across the platform
• Build and maintain a unified data layer integrating data across Engineering, Product, Finance, Revenue, Success, and Operations
• Design well-structured, intuitive data models for self-service analytics and OLAP views
• Build and maintain dashboards and reporting infrastructure for real-time visibility into key business metrics
• Partner with the Head of AI to design storage schemas for semi-structured and unstructured data to power MLOps and RAG pipelines
• Implement Databricks Unity Catalog to establish strict data governance and access controls
• Implement data quality monitoring, alerting, and validation frameworks

Requirements

• 5+ years of Data Engineering experience
• Experience as a first or lead Data Engineer in a fast-growing tech, fintech, or SaaS company
• Proven ability to design efficient OLAP schemas for complex financial transactions
• Strong proficiency with AWS data services and Change Data Capture pipelines
• Strong familiarity with NoSQL and relational SQL databases
• Ability to translate complex business requirements from Finance and Sales into technical models

Preferred Qualifications

• Hands-on experience with Databricks, Unity Catalog, Delta Lake, and Databricks SQL/BI tools
• Understanding of the fintech ecosystem, including transactional data, ledgering, and reconciliation
• Experience working in SOC 2 aligned environments
• Previous experience as a founding data engineer at a high-growth startup