Google Cloud Professional Data Engineer
Issued by Google Cloud. Below is what it costs, how long it lasts, and what it actually signals — with the date we checked.
Google Cloud Professional Data Engineer
Google Cloud · Professional Data Engineer
Free to learn · paid certificate Recognized
| Cost | $200 Plus tax where applicable. Printed on Google's own exam page. |
|---|---|
| Validity | 2 years — note this is SHORTER than Google's ML Engineer certificate, which runs 3 years. |
| Renewal | Renew within the eligibility period before expiry via Google's renewal process. |
| Assessment | Proctored exam — two hours, 40–50 multiple choice and multiple select questions, online- or onsite-proctored |
| Proctored | Yes |
| Verify via | unknown |
| Cost per active year | $100/yr200 ÷ 2 |
Google's role-mapped data engineering credential. Recommended experience is 3+ years in industry including 1+ year on Google Cloud.
Watch the validity difference: this certificate lasts 2 years where Google's ML Engineer lasts 3, so it costs $100 per active year against the ML Engineer's $67. Same sticker price, meaningfully different running cost.
Verified 2026-07-26 · Official page
How we know
Fee, validity, duration, format and prerequisites read verbatim from Google's official exam page 2026-07-26: "Registration fee : $200 (plus tax where applicable)", "Validity period : 2 years", "Prerequisites : None".
Last verified 2026-07-26 · https://cloud.google.com/learn/certification/data-engineer
Free preparation
Free resources first. Everything below is free to use; the exam itself is the paid part.
Microsoft Learn — Data Engineer career path
Free to learn · no certificate
Free structured career path from Microsoft covering ingestion, storage and transformation.
Verified 2026-07-26
Apache Airflow official tutorial
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Orchestration is a core daily skill and Airflow's own tutorial is free. We have not measured how often Airflow specifically is named in job ads.
Verified 2026-07-26
dbt documentation — introduction
Free to learn · no certificate
Transformation-as-code. The documentation is free to read; dbt Core is open source, though we have not verified the boundary between free and paid tiers on their pricing page.
Verified 2026-07-26
Used by these roles
- Data Engineer (AI/ML) — You build and run the pipelines that get data to the models, reliably and on time.