- OLAP Expertise: 3+ years of experience with Apache Pinot (or similar technologies like ClickHouse/StarRocks) in a production environment.
- Semantic Modeling: Deep experience with Cube (Cube.js), including advanced features like pre-aggregations, security contexts, and multi-tenant configurations.
- Data Store Mastery: Expert-level knowledge of PostgreSQL, specifically in the context of analytical query optimization and Change Data Capture (CDC).
- Streaming & Ingestion: Hands-on experience with real-time data movement (Debezium, Kafka, or Flink).
- Software Craftsmanship: Proficiency in Node.js or Python, with a focus on building scalable backend services.
- Language: Mastery of complex SQL and the ability to translate business logic into code-based data schemas.