Couchbase Developer case studies
Couchbase Developer · Put your knowledge to work in context.
The Couchbase Developer credential is presented as a certification for software engineers, application architects, and backend developers who design, build, and operate applications on Couchbase's data platform. The vendor's public site frames Couchbase as "The Operational Data Platform for AI," spanning Capella, Couchbase Server, the Kubernetes Operator, an AI Data Plane, and Edge & Mobile products, with SDKs, tutorials, documentation, and a developer hub offered as learning resources. Because the vendor's certification page returned a 404 error at the time of retrieval, this page does not state a verified exam format, question count, duration, passing score, fee, retake policy, or validity period; those fields are marked for review rather than estimated. The four published study domains, each weighted 25 percent, are data modeling and querying; SDK and application development; cluster operations and administration; and mobile and edge development. The Couchbase Developer case studies are 5 cases and about 4,446 words.
1Telemetry arrays that outgrow the 20 MB document
Fleet-monitoring SaaS on Couchbase 7.x. Bucket prod , scope iot , collection devices .
846 words, about 4 min2Read-your-writes and connection churn in a Java order service
Order service: Spring Boot, Java SDK 3.x, three identical pods behind a load balancer. The cluster has 7 nodes; bucket shop , scope orders , collection orders .
880 words, about 4 min3A rebalance that stalls while a disk is dying
Six-node Couchbase 7.x cluster, 32 vCPU / 128 GB RAM / NVMe per node, all nodes running data, query, and index services. Bucket orders : 900 GB active data, one replica, ~2,800 mixed ops/s.
881 words, about 4 min4Offline field service: slow first sync, lost notes, leaked channels
Field-service app: Couchbase Lite 3.x on Android and iOS, Sync Gateway 3.x, 350 technicians who are offline 6–8 hours a day. A job document is ~4 KB plus three photos of ~2 MB each, stored as blobs.
911 words, about 5 min5A 12-second join plus a wildcard search request
Reporting service on Couchbase 7.x, bucket retail . The orders collection has 22 million documents; 4 million have status OPEN .
928 words, about 5 min