The primary Reddit community for data engineering is r/dataengineering. It’s a very active subreddit where you can find:

• Discussions: News, trends, challenges, and solutions related to data pipelines, databases, data formats, storage, data modeling, data governance, cleansing, NoSQL, distributed systems, streaming, batch processing, Big Data, and workflow engines.
• Advice and Help: Users often post questions about career paths, technical issues, project ideas, and best practices.
• Resource Sharing: You’ll find links to articles, blogs, tutorials, tools, and job postings relevant to data engineering.
• Community: It’s a place to connect with other data engineers, from beginners to experienced professionals.

Source: Gemini AI Overview

Many data engineers share their insights and experiences on LinkedIn such as Axel Schwanke,