Communities
Generalist
- r/dataengineering - The largest Reddit community for data engineering discussions (300k+ members).
- r/databasedevelopment - Subreddit for database internals, query engines, and storage systems (10k+ members).
- DataTalks.Club - Global Slack community for data practitioners covering data engineering, ML, and MLOps.
- Big Data Hebdo - French-language Slack community and podcast covering big data, data engineering, and analytics.
- Software Internals - Discord community by Phil Eaton focused on database internals, compilers, and distributed systems (9k+ members).
- Locally Optimistic - Curated Slack community for current and aspiring analytics leaders.
Tool-specific
- dbt Community - 100,000+ member Slack workspace for analytics engineering and modern data stack discussions.
- ClickHouse Community Slack - Active Slack workspace for ClickHouse users and developers.
- DuckDB Discord - Discord server for DuckDB users covering Q&A, performance tuning, and feature discussions.
- Trino Community Slack - 13,000+ members discussing the Trino distributed SQL query engine.
- Apache Druid Community - Slack workspace and mailing lists for Apache Druid users and committers.
- Apache Pinot Community - Community Slack for real-time distributed OLAP datastore users.