Google Professional Data Engineer Certification

The Google Professional Data Engineer Certification is a free advanced-level, 25-minute skill test from Science of Apps. It tests readiness for the Google Cloud Professional Data Engineer exam — designing data processing systems, ingesting and processing batch and streaming data, storing data in the right Google Cloud service, preparing and using data for analysis, and maintaining and automating data workloads — written to the Professional Data Engineer exam guide and Google Cloud documentation for BigQuery, Dataflow, Pub/Sub, Bigtable, Spanner, Dataproc, Dataplex and Cloud Composer for 2026. Score 70% or more on its 25 questions to earn a verifiable Google Professional Data Engineer Proficiency certificate (SOA-GPDE). Every question is based on published standards and research — including BigQuery documentation (Google Cloud), Dataflow overview (Google Cloud), Dataplex Universal Catalog overview (Google Cloud) — and each answer is explained with its source.

Science of Apps offers a free Google Professional Data Engineer Certification, updated for 2026 and 2027. It measures designing data processing systems, ingesting and processing data, storing the data, preparing and using data for analysis and maintaining and automating data workloads and gives instant results with a shareable certificate.

Read the five skill areas on this page, then take the 25-minute test online — no fee, course or sign-up. You see every answer explained when you finish. Score 70% or more and you get a Google Professional Data Engineer Proficiency certificate straight away, on screen, as a PDF and by email, with a credential ID anyone can verify.

Yes. The questions are original scenarios written by Science of Apps, and each one is based on a public source you can read: BigQuery documentation (Google Cloud); Dataflow overview (Google Cloud); Dataplex Universal Catalog overview (Google Cloud); Pub/Sub overview (Google Cloud); Cloud Storage storage classes (Google Cloud); Google Cloud documentation (Google Cloud). The source is shown under each question and linked in the answer review. Science of Apps doesn't copy questions from other tests.

Five skill areas with five questions each, drawn from a bank of 10 per area so a retake brings new questions: Designing Data Processing Systems (Security and compliance, Reliability and Choosing services); Ingesting and Processing Data (Pub/Sub, Dataflow and Apache Beam and Change data capture); Storing the Data (Choosing a database, Bigtable design and Cloud Storage classes); Preparing and Using Data for Analysis (BigQuery analytics, BigQuery ML and Sharing and visualisation); Maintaining and Automating Data Workloads (Orchestration, Monitoring and cost and Reliability). Every question is an original scenario written to the 2026–2027 standard, with the published source named under it.

Data engineer, Analytics engineer, Cloud data architect, Big data or Spark developer and Data platform engineer. It suits anyone who wants a quick, verifiable way to show Google Professional Data Engineer knowledge in 2026 and 2027, from students and career switchers to experienced professionals.

The exam lasts two hours with 50–60 multiple-choice and multiple-select questions. Its five sections are designing data processing systems, ingesting and processing data, storing data, preparing and using data for analysis, and maintaining and automating data workloads. The certification is valid for two years.

BigQuery, Dataflow (Apache Beam), Pub/Sub, Cloud Storage, Bigtable, Spanner, Cloud SQL, Dataproc, Datastream, Dataplex and Cloud Composer appear most, along with IAM, encryption and VPC Service Controls for securing data.

Yes. The test is online, in English and free everywhere — people take it from India, the US, the UK, Europe, Africa, Latin America and Asia-Pacific. Your certificate is dated with your own local date and can be verified from anywhere at scienceofapps.com/certification/verify/.

25 questions — 5 from each of 5 skill areas — with a 25-minute limit. You need 70% (18 of 25) to pass and 90% for distinction.

We rate it Advanced: assumes years in the role or deep specialist knowledge. It has 25 scenario questions — 5 from each of 5 skill areas — and a 25-minute limit. You need 70% (18 of 25) to pass and 90% for distinction.

Nothing. There is no fee to take a test, to receive the certificate, to have it emailed or to verify it, and no sign-up.

On our server, not in your browser. The answers never reach the page until you submit, so a certificate can only be earned by passing. Each certificate gets a unique credential ID stored by Science of Apps.

You see your score for each area and every question with the correct answer and why, with the published source behind it. You can retake after 30 minutes, and the retake draws questions you haven't seen yet.

No. Every certificate is dated, so it always shows when you passed. Retake a test any time for a newer date or a higher score.

Yes. After you pass, Add to LinkedIn opens the Licenses & certifications form with the certificate name, Science of Apps as the issuer, the issue date, your credential ID and the verification link filled in. You can also download it as a PDF or PNG, and it's emailed to you as a PDF.

Every certificate has a credential ID and a QR code. Scanning it, or entering the ID at scienceofapps.com/certification/verify/, shows the holder's name, the certification, the score and the issue date from our records.

No. They are Science of Apps' own assessments of applied skill. They aren't issued by a university or standards body, and they work best alongside a portfolio that shows the skills in real work.