diff --git a/calm-hub/pom.xml b/calm-hub/pom.xml
index 60be6f5d1..0942234c8 100644
--- a/calm-hub/pom.xml
+++ b/calm-hub/pom.xml
@@ -180,6 +180,14 @@
             <artifactId>quarkus-jacoco</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-opentelemetry</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-logging-json</artifactId>
+        </dependency>
     </dependencies>
     <build>
         <plugins>
diff --git a/calm-hub/src/main/resources/application.properties b/calm-hub/src/main/resources/application.properties
index 3ae1b7b7a..313ba047c 100644
--- a/calm-hub/src/main/resources/application.properties
+++ b/calm-hub/src/main/resources/application.properties
@@ -171,36 +171,14 @@ calm.mcp.enabled=false
 quarkus.log.category."org.finos.calm".level=DEBUG
 quarkus.log.category."org.mongodb.driver".level=OFF
 
-# OpenTelemetry — the extension is always compiled in (quarkus.otel.enabled is a
-# build-time flag; a build-once-deploy-many pipeline can't flip it per environment)
-# and disabled at runtime by default via the genuinely runtime-mutable
-# quarkus.otel.sdk.disabled. Set CALM_OTEL_DISABLED=false on the deployed
-# container/process to turn it on — no rebuild required.
-quarkus.otel.service.name=${OTEL_SERVICE_NAME:calm-hub}
-quarkus.otel.enabled=true
-quarkus.otel.sdk.disabled=${CALM_OTEL_DISABLED:true}
-quarkus.otel.exporter.otlp.endpoint=${OTEL_EXPORTER_OTLP_ENDPOINT:http://localhost:4317}
-quarkus.otel.traces.sampler=parentbased_traceidratio
-quarkus.otel.traces.sampler.arg=${CALM_OTEL_SAMPLING_RATIO:1.0}
-# Micrometer has no equivalent runtime-mutable switch — quarkus.micrometer.enabled
-# and the binder .enabled properties below are all build-time-fixed (they decide
-# which binder beans get compiled in at all), so CALM_OTEL_METRICS_ENABLED is a
-# build-time knob: it must be set when the artifact is built, not per-deployment.
-quarkus.micrometer.enabled=true
-quarkus.micrometer.binder.http-server.enabled=${CALM_OTEL_METRICS_ENABLED:false}
-quarkus.micrometer.binder.http-client.enabled=${CALM_OTEL_METRICS_ENABLED:false}
-
-# Disable Micrometer to avoid noise across every test profile in this module —
-# quarkus.micrometer.enabled is build/run-time-fixed per active profile NAME (the
-# same pitfall the jacoco comment above documents), so a %test. prefix only
-# applies when a test's QuarkusTestProfile.getConfigProfile() is literally "test";
-# each custom profile name used in this module needs its own override or
-# Micrometer's core registry (and its auto-enabled binders) stays active under it.
-# quarkus.otel.sdk.disabled needs no such per-profile treatment: it's genuinely
-# RUN_TIME-scoped and already defaults to disabled everywhere, tests included.
-%test.quarkus.micrometer.enabled=false
-%integration-test.quarkus.micrometer.enabled=false
-%nitrite-integration-test.quarkus.micrometer.enabled=false
-%secure.quarkus.micrometer.enabled=false
-%proxy-auth.quarkus.micrometer.enabled=false
-%oidc.quarkus.micrometer.enabled=false
\ No newline at end of file
+# OpenTelemetry configuration
+# Enable OTLP trace export via CALM_OTEL_ENABLED (default: false)
+# Configure collector endpoint via OTEL_EXPORTER_OTLP_ENDPOINT (default: http://localhost:4317)
+quarkus.otel.enabled=${CALM_OTEL_ENABLED:false}
+quarkus.otel.exporter.otlp.traces.endpoint=${OTEL_EXPORTER_OTLP_ENDPOINT:http://localhost:4317}
+
+# JSON Logging configuration
+# Enable JSON console logging via CALM_JSON_LOGGING_ENABLED (default: false)
+quarkus.log.console.json=${CALM_JSON_LOGGING_ENABLED:false}
+
+