Blog · Category
Data Engineering
Data engineering articles by Pushpjeet Cholkar: pipelines, Spark, dbt, Airflow, lakehouse architecture, Polars vs Pandas and lessons from production.
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April 9, 2026
Spark, dbt, and Airflow: How to Use All Three, Plus the Advanced Patterns That Keep Pipelines Alive
Spark vs dbt vs Airflow: each tool's role, an architecture pattern that scales, and advanced patterns for data skew, test-first dbt, late data and idempotent DAGs.
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April 8, 2026
How Data Engineers Can Build a Personal Brand That Actually Opens Doors
Most data engineers let their work stay invisible. A practical, no-cringe guide to building a personal brand: what to post, where, how often, and a week-1 plan.
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April 7, 2026
What Is a Data Engineer? A Plain-English Guide for 2026
Confused about what data engineers actually do? This plain-English guide breaks down the role, the tools, and why data engineering is one of the most important jobs in…
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Live online · AWS training
AWS Solutions Architect – Associate (SAA-C03)
- Next batch: Monday
- $500
- Max 10 participants
- 40 hours live
Why live online training instead of recordings or other platforms
- Ask questions live and get answers from the instructor in the session.
- Hands-on labs, not slides: VPC, IAM, S3, EC2, RDS, ELB, CloudFront.
- Small batch, max 10 participants, so you get real attention.
- Learn directly with Pushpjeet Cholkar, AWS Certified Solutions Architect – Associate.
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