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Free online certification

OpenSearch
Certification

Put your OpenSearch knowledge to the test with an exam created by BigData Boutique engineers. Pass and earn a certificate you can share with your network.

Free exam and certificate. No account needed to start.

What to expect

What the OpenSearch exam covers

Each attempt includes questions from every topic below. Some questions have more than one correct answer.

  • Core Concepts

    nodes, indexes, shards, replicas, the cluster state and how OpenSearch differs from Elasticsearch

  • Indexing & Mappings

    field types, analyzers, index templates, aliases and the Bulk and Reindex APIs

  • Query DSL & Search

    match, term and bool queries, aggregations, relevance, k-NN and neural search

  • Operations & Cluster

    shard allocation, ISM, snapshots, upgrades, monitoring and capacity planning

  • Security & Plugins

    the Security plugin, roles and permissions, TLS, Alerting and OpenSearch Dashboards

How the certification works

Take the online test in your browser. Pass to earn your certificate, then add it to LinkedIn or share your achievement on social media.

Who it's for

Engineers, SREs and architects working with OpenSearch or Amazon OpenSearch Service. It's also a useful way to check your knowledge before an interview or find topics to study next.

Preparing for the exam? Review the official OpenSearch documentation, which is referenced by the exam questions.

OpenSearch certification FAQ

Is the certification free?

Yes. The exam, your results breakdown and the certificate are all free.

Who issues the certificate?

BigData Boutique issues this independent certification. It is not an official certification from the OpenSearch project or AWS.

Can I retake the exam?

Yes. Each attempt selects questions from the question bank. Use your topic breakdown to decide what to review before trying again.

How do I get my results and certificate?

You'll see your score when you finish. Enter your name and email to receive your detailed results and, if you pass, your certificate.

How can someone verify my certificate?

Share your certificate's unique verification link. It opens a page on bigdataboutique.com showing your name, score and issue date.

Ready to test your knowledge?

Start the exam

Working with OpenSearch in production?

Talk to our engineers about OpenSearch consulting, migrations or production support.

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