New Relic is a hosted observability platform that ingests metrics, events, logs and traces into a single telemetry store and lets you query all four with one language. Data arrives from language agents embedded in applications, an infrastructure agent on hosts and containers, log forwarders, browser and mobile agents, synthetic monitors, and open standards including OpenTelemetry and Prometheus remote write.
What distinguishes New Relic operationally is that everything it collects is queryable. NRQL — the New Relic Query Language — runs SQL-shaped queries with faceting, time-series bucketing, histograms and funnels across every data type, and any NRQL query can become a chart, a dashboard widget or an alert condition. That removes the usual boundary between what a product's built-in page shows you and what you can actually ask.
The product surface spans APM with transaction traces, thread profiling, error analytics and service maps; infrastructure monitoring for Linux, Windows, Docker, Kubernetes and cloud services; Log Management with parsing and logs-in-context; Browser monitoring for real user experience and Core Web Vitals; Synthetics for scripted API and browser checks; Network monitoring; and vulnerability management. Alerts sit above all of it, with NRQL-based conditions and Applied Intelligence for anomaly detection and incident correlation.
Why this skill matters now
Observability stopped being a monitoring purchase and became an engineering discipline. The three pillars — metrics, logs and traces — are only useful when they are correlated, and correlation is a design decision made when instrumentation is added, not a feature you enable afterwards. New Relic is one of the few platforms where a single query language spans all of them, which is why teams adopting it get further than teams that simply install agents.
The practical demand is for engineers who can move past default dashboards. Auto-instrumentation gives you a service list; it does not tell you which transaction is slow because of a downstream call, which error is new versus chronic, or which deploy introduced a regression. Custom instrumentation, well-chosen custom attributes and NRQL that answers a real question are what separate a platform that gets used from one that gets ignored.
Cost discipline matters here too. New Relic bills on ingested gigabytes and on full-platform users, so data retention, sampling, log filtering and attribute design are engineering decisions with a direct financial consequence — and they are the ones teams typically address late.