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Zero2Dataengineer

AI and Data Engineering lessons for engineers who want to move fast, build smarter, and get the promotion in data roles you have been working toward. Learn the concepts shaping every industry, fix real DE and AI problems, crack the interview.

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Why Facebook Never Goes Down: The Two Systems Behind 3 Billion Users

Most engineers never study LogDevice and RocksDB. Here is why they should.

Scale Does Not Break Your Code. It Breaks Your Assumptions.

I was wrong about retries. It cost a million users.

The 30-Day DE Roadmap: Your Fast-Track to a $150K Job : How to Think Like a Data Engineer

Learn the Right Skills. Skip the Random Tools. Most people learn the wrong things. Here is what actually matters.

Almost Didn’t Apply: I procrastinated applying to data engineering roles for 8 months.

How Imposter Syndrome Nearly Cost Me My Data Engineering Career

Everyone Talks About Spark. SQL Still Runs the Data World.

How modern data pipelines actually move and scale

How to Go from New Grad to Data Engineer

Use this roadmap to build your first DE portfolio & land your first offer — without a CS degree or 5 YOE. Designed by Avantikka Penumarty (Ex-META | Snr. Data Engineer)

Prefect vs Airflow vs Dagster

What You Pick Tells Me Everything About How You Think

Airflow Best Practices — What to Avoid in Projects & Interviews

From ‘It Worked on My Machine’ to ‘It Survives in Prod’

Build Your First DAG in Airflow

From Zero to Working Pipeline in 15 Minutes

Scheduling vs Triggering

How Workflows Actually Run in Production