New Relic Performance Engineer case studies
New Relic Performance Engineer · Put your knowledge to work in context.
The New Relic Certified Performance Engineer credential is presented as a certification for practitioners who work with New Relic's observability platform. This study page is written by an independent study platform and is not affiliated with, endorsed by, or sponsored by New Relic; it is a preparation resource, not an official program page. The official certification page at newrelic.com returned HTTP 404 (Not Found) when checked on 2026-11-06, so no exam logistics could be verified: question count, duration, passing score, fee, retake policy, and validity period are all unknown and should be confirmed directly with New Relic before you book. The domain structure shown on this page is provisional, derived from the product capability categories New Relic presents on its site - APM 360, Digital Experience Monitoring, AI and Intelligent Automation, Infrastructure Monitoring, and Log Management / Platform Capabilities - and split evenly at 20% each. The New Relic Performance Engineer case studies are 5 cases and about 4,388 words.
1Checkout Latency Regression With No Error Signal
Your team owns a Java Spring Boot checkout orchestrator running on six EC2 instances at roughly 2,400 requests per minute. After a Tuesday release, Apdex (T = 0.5 s) fell from 0.96 to 0.74, the error rate moved only from 0.4% to 0.5%, and throughput stayed flat.
859 words, about 4 min2Mobile LCP Regression Versus a Failing APAC Synthetic
An e-commerce storefront uses New Relic Browser with session replay enabled on the checkout funnel. Sixty-two percent of sessions are mobile.
885 words, about 4 min3Alert Noise and the Missed Memory Leak
Platform engineering owns alerting for 125 services. There are 340 alert policies generating about 1,100 notifications a week, and 71% are closed within ten minutes with no action taken.
896 words, about 4 min4Node Memory Pressure and Eviction Correlation in EKS
Your team runs a 48-node EKS cluster of m5.2xlarge instances with 32 GiB each, spread across three availability zones, hosting roughly 1,400 pods. Both the infrastructure agent and the Kubernetes integration are deployed.
856 words, about 4 min5Log Volume, Parse Failures, and Broken Logs-in-Context
Your organization ingests about 4.8 TB of logs per month across 60 services. A cost review shows 62% of volume comes from the inventory service, which has been running at DEBUG since a March troubleshooting session nobody closed out.
892 words, about 4 min