diff --git a/implementations/node/package.json b/implementations/node/package.json
index edcfdda1..b92a48e2 100644
--- a/implementations/node/package.json
+++ b/implementations/node/package.json
@@ -8,9 +8,9 @@
   "scripts": {
     "clean": "rimraf ./coverage ./playwright-report ./test-results",
     "serve": "pnpm serve:mocks && pnpm serve:app",
-    "serve:app": "pm2 start \"tsx --env-file=.env ./src/app.ts\"",
-    "serve:mocks": "pm2 start \"pnpm --filter mocks mocks:serve\"",
-    "serve:stop": "pm2 stop all && pm2 delete all",
+    "serve:app": "pm2 start --name node-app \"tsx --env-file=.env ./src/app.ts\"",
+    "serve:mocks": "pm2 start --name node-mocks \"pnpm --filter mocks mocks:serve\"",
+    "serve:stop": "pm2 stop node-app node-mocks && pm2 delete node-app node-mocks",
     "test:e2e": "pnpm serve && playwright test; E2E_RESULT=$?; pnpm serve:stop; exit $E2E_RESULT",
     "test:e2e:codegen": "playwright codegen",
     "test:e2e:report": "playwright show-report",
diff --git a/implementations/web-vanilla/package.json b/implementations/web-vanilla/package.json
index 898b8fb7..7b445e6b 100644
--- a/implementations/web-vanilla/package.json
+++ b/implementations/web-vanilla/package.json
@@ -9,8 +9,8 @@
     "clean": "rimraf ./public/dist ./coverage ./playwright-report ./test-results tsconfig.tsbuildinfo",
     "serve": "pnpm serve:mocks && pnpm serve:app",
     "serve:app": "pnpm build && docker compose up -d",
-    "serve:mocks": "pm2 start \"pnpm --filter mocks mocks:serve\"",
-    "serve:stop": "docker compose down && pm2 stop all && pm2 delete all",
+    "serve:mocks": "pm2 start --name web-mocks \"pnpm --filter mocks mocks:serve\"",
+    "serve:stop": "docker compose down && pm2 stop web-mocks && pm2 delete web-mocks",
     "test:e2e": "pnpm serve && playwright test; E2E_RESULT=$?; pnpm serve:stop; exit $E2E_RESULT",
     "test:e2e:codegen": "playwright codegen",
     "test:e2e:report": "playwright show-report",
diff --git a/package.json b/package.json
index f3852ebc..bf22c8d1 100644
--- a/package.json
+++ b/package.json
@@ -4,6 +4,7 @@
   "description": "Contentful Optimization SDK Suite",
   "license": "MIT",
   "scripts": {
+    "pm2:list": "pm2 list",
     "prepare": "husky",
     "build": "pnpm --filter @contentful/* build",
     "build:implementations": "pnpm --filter @implementation/* build",
@@ -13,7 +14,7 @@
     "format:fix": "prettier . --check --write",
     "lint:check": "eslint .",
     "lint:fix": "eslint . --fix",
-    "test:e2e": "pnpm --filter @implementation/* test:e2e",
+    "test:e2e": "pnpm --parallel --filter @implementation/* test:e2e",
     "test:unit": "pnpm --filter @contentful/* test:unit",
     "test:unit:implementations": "pnpm --filter @implementation/* test:unit",
     "typecheck": "pnpm -r typecheck",
@@ -34,6 +35,7 @@
     "husky": "^9.1.7",
     "jiti": "^2.5.1",
     "lint-staged": "^16.1.2",
+    "pm2": "catalog:",
     "prettier": "^3.6.2",
     "prettier-plugin-organize-imports": "^4.2.0",
     "typedoc": "^0.28.8",
diff --git a/platforms/javascript/core/src/CoreBase.ts b/platforms/javascript/core/src/CoreBase.ts
index 03809000..785354db 100644
--- a/platforms/javascript/core/src/CoreBase.ts
+++ b/platforms/javascript/core/src/CoreBase.ts
@@ -1,23 +1,31 @@
 import ApiClient, {
   EventBuilder,
+  type InsightsEvent as AnalyticsEvent,
   type ApiClientConfig,
-  type ChangeArray,
   type EventBuilderConfig,
   type GlobalApiConfigProperties,
-  type Profile,
-  type SelectedPersonalizationArray,
+  type ExperienceEvent as PersonalizationEvent,
 } from '@contentful/optimization-api-client'
 import type { LogLevels } from 'logger'
 import { ConsoleLogSink, logger } from 'logger'
 import type AnalyticsBase from './analytics/AnalyticsBase'
-import { Personalization } from './personalization'
-import { batch, changes, consent, personalizations, profile } from './signals'
+import type { AnalyticsConfigDefaults, AnalyticsStates } from './analytics/AnalyticsBase'
+import {
+  Personalization,
+  type PersonalizationConfigDefaults,
+  type PersonalizationStates,
+} from './personalization'
+import { consent, event, toObservable, type Observable } from './signals'
 
 export interface CoreConfigDefaults {
-  changes?: ChangeArray
   consent?: boolean
-  profile?: Profile
-  personalizations?: SelectedPersonalizationArray
+  personalization?: PersonalizationConfigDefaults
+  analytics?: AnalyticsConfigDefaults
+}
+
+export interface CoreStates extends AnalyticsStates, PersonalizationStates {
+  consent: Observable<boolean | undefined>
+  eventStream: Observable<AnalyticsEvent | PersonalizationEvent | undefined>
 }
 
 /** Options that may be passed to the Core constructor */
@@ -50,20 +58,9 @@ abstract class CoreBase implements ConsentController {
 
     logger.addSink(new ConsoleLogSink(logLevel))
 
-    if (defaults) {
-      const {
-        changes: defaultChanges,
-        consent: defaultConsent,
-        personalizations: defaultPersonalizations,
-        profile: defaultProfile,
-      } = defaults
-
-      batch(() => {
-        changes.value = defaultChanges
-        consent.value = defaultConsent
-        personalizations.value = defaultPersonalizations
-        profile.value = defaultProfile
-      })
+    if (defaults?.consent !== undefined) {
+      const { consent: defaultConsent } = defaults
+      consent.value = defaultConsent
     }
 
     const apiConfig = {
@@ -82,12 +79,30 @@ abstract class CoreBase implements ConsentController {
       },
     )
 
-    this.personalization = new Personalization(this.api, this.eventBuilder)
+    this.personalization = new Personalization(
+      this.api,
+      this.eventBuilder,
+      defaults?.personalization,
+    )
+  }
+
+  get states(): CoreStates {
+    return {
+      ...this.analytics.states,
+      ...this.personalization.states,
+      consent: toObservable(consent),
+      eventStream: toObservable(event),
+    }
   }
 
-  public consent(accept: boolean): void {
+  consent(accept: boolean): void {
     consent.value = accept
   }
+
+  /** Do not reset consent, resetting personalization _currently_ also resets analytics' dependencies */
+  reset(): void {
+    this.personalization.reset()
+  }
 }
 
 export default CoreBase
diff --git a/platforms/javascript/core/src/CoreStateful.ts b/platforms/javascript/core/src/CoreStateful.ts
index 375e503b..0fe88d54 100644
--- a/platforms/javascript/core/src/CoreStateful.ts
+++ b/platforms/javascript/core/src/CoreStateful.ts
@@ -1,57 +1,15 @@
-import type {
-  InsightsEvent as AnalyticsEvent,
-  Flags,
-  ExperienceEvent as PersonalizationEvent,
-  Profile,
-  SelectedPersonalizationArray,
-} from '@contentful/optimization-api-client'
 import { AnalyticsStateful } from './analytics'
 import CoreBase, { type CoreConfig } from './CoreBase'
-import { consent, effect, event, flags, personalizations, profile } from './signals'
-
-export interface Subscription {
-  unsubscribe: () => void
-}
-
-export interface Observable<T> {
-  subscribe: (next: (v: T) => void) => Subscription
-}
-
-export interface States {
-  consent: Observable<boolean | undefined>
-  eventStream: Observable<AnalyticsEvent | PersonalizationEvent | undefined>
-  flags: Observable<Flags | undefined>
-  profile: Observable<Profile | undefined>
-  personalizations: Observable<SelectedPersonalizationArray | undefined>
-}
-
-function toObservable<T>(s: { value: T }): Observable<T> {
-  return {
-    subscribe(next) {
-      const dispose = effect(() => {
-        next(s.value)
-      })
-
-      return { unsubscribe: dispose }
-    },
-  }
-}
 
 class CoreStateful extends CoreBase {
   readonly analytics: AnalyticsStateful
 
-  readonly states: States = {
-    consent: toObservable(consent),
-    eventStream: toObservable(event),
-    flags: toObservable(flags),
-    profile: toObservable(profile),
-    personalizations: toObservable(personalizations),
-  }
-
   constructor(config: CoreConfig) {
     super(config)
 
-    this.analytics = new AnalyticsStateful(this.api, this.eventBuilder)
+    const { defaults } = config
+
+    this.analytics = new AnalyticsStateful(this.api, this.eventBuilder, defaults?.analytics)
   }
 }
 
diff --git a/platforms/javascript/core/src/CoreStateless.ts b/platforms/javascript/core/src/CoreStateless.ts
index 9dbab449..3cd7377f 100644
--- a/platforms/javascript/core/src/CoreStateless.ts
+++ b/platforms/javascript/core/src/CoreStateless.ts
@@ -7,7 +7,9 @@ class CoreStateless extends CoreBase {
   constructor(config: CoreConfig) {
     super(config)
 
-    this.analytics = new AnalyticsStateless(this.api, this.eventBuilder)
+    const { defaults } = config
+
+    this.analytics = new AnalyticsStateless(this.api, this.eventBuilder, defaults?.analytics)
   }
 }
 
diff --git a/platforms/javascript/core/src/analytics/AnalyticsBase.ts b/platforms/javascript/core/src/analytics/AnalyticsBase.ts
index 266da553..214fb0c9 100644
--- a/platforms/javascript/core/src/analytics/AnalyticsBase.ts
+++ b/platforms/javascript/core/src/analytics/AnalyticsBase.ts
@@ -1,13 +1,30 @@
 import type ApiClient from '@contentful/optimization-api-client'
-import type { EventBuilder, InsightsEvent } from '@contentful/optimization-api-client'
+import type { EventBuilder, InsightsEvent, Profile } from '@contentful/optimization-api-client'
 import { logger } from 'logger'
 import ProductBase, { type ConsentGuard } from '../ProductBase'
-import { consent, effect, profile } from '../signals'
+import { consent, effect, type Observable, profile, toObservable } from '../signals'
+
+export interface AnalyticsConfigDefaults {
+  profile?: Profile
+}
+
+export interface AnalyticsStates {
+  profile: Observable<Profile | undefined>
+}
 
 abstract class AnalyticsBase extends ProductBase<InsightsEvent> implements ConsentGuard {
-  constructor(api: ApiClient, builder: EventBuilder) {
+  readonly states: AnalyticsStates = {
+    profile: toObservable(profile),
+  }
+
+  constructor(api: ApiClient, builder: EventBuilder, defaults?: AnalyticsConfigDefaults) {
     super(api, builder)
 
+    if (defaults?.profile !== undefined) {
+      const { profile: defaultProfile } = defaults
+      profile.value = defaultProfile
+    }
+
     effect(() => {
       const id = profile.value?.id
 
diff --git a/platforms/javascript/core/src/personalization/Personalization.ts b/platforms/javascript/core/src/personalization/Personalization.ts
index 9c0b389d..e45a594b 100644
--- a/platforms/javascript/core/src/personalization/Personalization.ts
+++ b/platforms/javascript/core/src/personalization/Personalization.ts
@@ -1,15 +1,18 @@
 import type ApiClient from '@contentful/optimization-api-client'
 import {
+  type ChangeArray,
   type ComponentViewBuilderArgs,
   ComponentViewEvent,
   type EventBuilder,
-  type ExperienceEvent,
   type Flags,
   type IdentifyBuilderArgs,
   IdentifyEvent,
   type OptimizationData,
   type PageViewBuilderArgs,
   PageViewEvent,
+  type ExperienceEvent as PersonalizationEvent,
+  type Profile,
+  type SelectedPersonalizationArray,
   type TrackBuilderArgs,
   TrackEvent,
 } from '@contentful/optimization-api-client'
@@ -24,18 +27,55 @@ import {
   consent,
   effect,
   event as eventSignal,
+  flags,
   flags as flagsSignal,
+  type Observable,
+  personalizations,
   personalizations as personalizationsSignal,
+  profile,
   profile as profileSignal,
+  toObservable,
 } from '../signals'
 import { PersonalizedEntryResolver } from './resolvers'
 
-class Personalization extends ProductBase<ExperienceEvent> implements ConsentGuard {
+export interface PersonalizationConfigDefaults {
+  changes?: ChangeArray
+  profile?: Profile
+  personalizations?: SelectedPersonalizationArray
+}
+
+export interface PersonalizationStates {
+  flags: Observable<Flags | undefined>
+  profile: Observable<Profile | undefined>
+  personalizations: Observable<SelectedPersonalizationArray | undefined>
+}
+
+class Personalization extends ProductBase<PersonalizationEvent> implements ConsentGuard {
   readonly personalizedEntryResolver = PersonalizedEntryResolver
 
-  constructor(api: ApiClient, builder: EventBuilder) {
+  readonly states: PersonalizationStates = {
+    flags: toObservable(flags),
+    profile: toObservable(profile),
+    personalizations: toObservable(personalizations),
+  }
+
+  constructor(api: ApiClient, builder: EventBuilder, defaults?: PersonalizationConfigDefaults) {
     super(api, builder)
 
+    if (defaults) {
+      const {
+        changes: defaultChanges,
+        personalizations: defaultPersonalizations,
+        profile: defaultProfile,
+      } = defaults
+
+      batch(() => {
+        changesSignal.value = defaultChanges
+        personalizationsSignal.value = defaultPersonalizations
+        profileSignal.value = defaultProfile
+      })
+    }
+
     effect(() => {
       logger.info(
         `[Personalization] Profile ${profileSignal.value && `with ID ${profileSignal.value.id}`} has been ${profileSignal.value ? 'set' : 'cleared'}`,
@@ -114,7 +154,7 @@ class Personalization extends ProductBase<ExperienceEvent> implements ConsentGua
     return await this.#upsertProfile(event)
   }
 
-  async #upsertProfile(event: ExperienceEvent): Promise<OptimizationData> {
+  async #upsertProfile(event: PersonalizationEvent): Promise<OptimizationData> {
     const intercepted = await this.interceptor.event.run(event)
 
     eventSignal.value = intercepted
diff --git a/platforms/javascript/core/src/signals.ts b/platforms/javascript/core/src/signals.ts
index d3564695..a3b19448 100644
--- a/platforms/javascript/core/src/signals.ts
+++ b/platforms/javascript/core/src/signals.ts
@@ -32,6 +32,26 @@ export interface Signals {
   personalizations: typeof personalizations
 }
 
+export interface Subscription {
+  unsubscribe: () => void
+}
+
+export interface Observable<T> {
+  subscribe: (next: (v: T) => void) => Subscription
+}
+
+export function toObservable<T>(s: { value: T }): Observable<T> {
+  return {
+    subscribe(next) {
+      const dispose = effect(() => {
+        next(s.value)
+      })
+
+      return { unsubscribe: dispose }
+    },
+  }
+}
+
 export const signals: Signals = {
   changes,
   consent,
diff --git a/platforms/javascript/react-native/src/index.ts b/platforms/javascript/react-native/src/index.ts
index 9c7a2ad6..8270aa4b 100644
--- a/platforms/javascript/react-native/src/index.ts
+++ b/platforms/javascript/react-native/src/index.ts
@@ -7,13 +7,28 @@ async function mergeConfig({ defaults, logLevel, ...config }: CoreConfig): Promi
   // Initialize AsyncStorage before reading from it
   await AsyncStorageStore.initialize()
 
+  const {
+    consent = AsyncStorageStore.consent,
+    analytics: { profile: analyticsProfile = AsyncStorageStore.profile } = {},
+    personalization: {
+      changes = AsyncStorageStore.changes,
+      profile: personalizationProfile = AsyncStorageStore.profile,
+      personalizations = AsyncStorageStore.personalizations,
+    } = {},
+  } = defaults ?? {}
+
   return merge(
     {
       defaults: {
-        changes: AsyncStorageStore.changes ?? defaults?.changes,
-        consent: AsyncStorageStore.consent ?? defaults?.consent,
-        profile: AsyncStorageStore.profile ?? defaults?.profile,
-        personalizations: AsyncStorageStore.personalizations ?? defaults?.personalizations,
+        consent,
+        analytics: {
+          profile: analyticsProfile,
+        },
+        personalization: {
+          changes,
+          profile: personalizationProfile,
+          personalizations,
+        },
       },
       eventBuilder: {
         channel: 'react-native',
diff --git a/platforms/javascript/web/src/index.ts b/platforms/javascript/web/src/index.ts
index c535e47a..0bdf00d2 100644
--- a/platforms/javascript/web/src/index.ts
+++ b/platforms/javascript/web/src/index.ts
@@ -19,16 +19,31 @@ declare global {
 }
 
 function mergeConfig({ defaults, logLevel, ...config }: CoreConfig): CoreConfig {
+  const {
+    consent = LocalStore.consent,
+    analytics: { profile: analyticsProfile = LocalStore.profile } = {},
+    personalization: {
+      changes = LocalStore.changes,
+      profile: personalizationProfile = LocalStore.profile,
+      personalizations = LocalStore.personalizations,
+    } = {},
+  } = defaults ?? {}
+
   return merge(
     {
       api: {
         analytics: { beaconHandler },
       },
       defaults: {
-        changes: LocalStore.changes ?? defaults?.changes,
-        consent: LocalStore.consent ?? defaults?.consent,
-        profile: LocalStore.profile ?? defaults?.profile,
-        personalizations: LocalStore.personalizations ?? defaults?.personalizations,
+        consent,
+        analytics: {
+          profile: analyticsProfile,
+        },
+        personalization: {
+          changes,
+          profile: personalizationProfile,
+          personalizations,
+        },
       },
       eventBuilder: {
         channel: 'web',
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index ef3cefb0..5ce94b10 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -80,6 +80,9 @@ importers:
       lint-staged:
         specifier: ^16.1.2
         version: 16.1.4
+      pm2:
+        specifier: 'catalog:'
+        version: 6.0.13
       prettier:
         specifier: ^3.6.2
         version: 3.6.2
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index 9b42f4f9..dac37601 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -29,9 +29,12 @@ nodeVersion: 20.19.5
 
 onlyBuiltDependencies:
   - contentful-cli
+  - detox
+  - dtrace-provider
   - esbuild
   - msw
   - spawn-sync
+  - unrs-resolver
 
 overrides:
   '@playwright/test': 'catalog:'