| Component | Technology | Purpose | Key Features |
|---|---|---|---|
| Backend | Python | Data Processing | ETL/ELT Orchestration Transformations |
| API | Node.js | RESTful Services | REST API WebSockets Real-time |
| Database | PostgreSQL | Metadata Store | ACID JSONB Indexing |
| Storage | S3/ADLS/GCS | Data Lake | Scalable Durable Cost-effective |
| Warehouse | Snowflake/BigQuery | Analytics | MPP Columnar Fast SQL |
| Frontend | React | User Interface | Component-based Responsive Interactive |
| Infrastructure | Kubernetes | Orchestration | Auto-scaling Self-healing Multi-cloud |