diff --git a/implementations/node-web/.env.example b/implementations/node-ssr/.env.example
similarity index 100%
rename from implementations/node-web/.env.example
rename to implementations/node-ssr/.env.example
diff --git a/implementations/node-ssr/README.md b/implementations/node-ssr/README.md
new file mode 100644
index 00000000..504e789e
--- /dev/null
+++ b/implementations/node-ssr/README.md
@@ -0,0 +1,3 @@
+# Contentful Optimization Node.JS Node SSR SDK Reference Implementation
+
+This is a reference implementation for the [Optimization Node.JS Node SSR SDK](../../platforms/javascript/node/README.md) and is part of the [Contentful Optimization SDK Suite](../../README.md).
diff --git a/implementations/node-ssr/e2e/example.spec.ts b/implementations/node-ssr/e2e/example.spec.ts
new file mode 100644
index 00000000..690bd0e5
--- /dev/null
+++ b/implementations/node-ssr/e2e/example.spec.ts
@@ -0,0 +1,55 @@
+import { ANONYMOUS_ID_COOKIE } from '@contentful/optimization-core'
+import { expect, test } from '@playwright/test'
+
+const CLIENT_ID = process.env.VITE_NINETAILED_CLIENT_ID ?? 'error'
+const ANONYMOUS_ID = '__ctfl_opt_anonymous_id__'
+
+const UID_LENGTH = 36
+
+function genAnonymousIdCookie(id: string): {
+  name: string
+  value: string
+  path: string
+  domain: string
+} {
+  return { name: ANONYMOUS_ID_COOKIE, value: id, path: '/', domain: 'localhost' }
+}
+
+test('BACKEND: check client ID rendered from Optimization API on server-side render', async ({
+  request,
+}) => {
+  const response = await request.get('/')
+
+  expect(await response.text()).toContain(`"clientId":"${CLIENT_ID}"`)
+})
+
+test('BACKEND: generates new Profile id', async ({ context, page }) => {
+  await page.goto('/')
+
+  const state = await context.storageState()
+
+  const storage = state.origins[0]?.localStorage ?? []
+  const storedId = storage.find((item) => item.name === ANONYMOUS_ID)?.value
+
+  expect(storedId).toBeDefined()
+  expect(storedId).toHaveLength(UID_LENGTH)
+})
+
+test('BACKEND: identifies profile id and associates it with user id', async ({ context, page }) => {
+  const customIdentifiedId = 'custom-profile-id'
+  await context.addCookies([genAnonymousIdCookie(customIdentifiedId)])
+  await page.goto(`/user/maximus`)
+  const {
+    origins: [origin],
+  } = await context.storageState()
+
+  expect(origin?.localStorage).toEqual([{ name: ANONYMOUS_ID, value: customIdentifiedId }])
+})
+
+test('FRONTEND: check client ID rendered from Optimization API on client-side render', async ({
+  page,
+}) => {
+  await page.goto('/')
+
+  await expect(page.getByTestId('clientId')).toHaveText(CLIENT_ID)
+})
diff --git a/implementations/node-web/package.json b/implementations/node-ssr/package.json
similarity index 71%
rename from implementations/node-web/package.json
rename to implementations/node-ssr/package.json
index 7da27eae..79d6989c 100644
--- a/implementations/node-web/package.json
+++ b/implementations/node-ssr/package.json
@@ -1,6 +1,6 @@
 {
   "private": true,
-  "name": "@implementation/node-web",
+  "name": "@implementation/node-ssr",
   "description": "Reference implementation for NodeJS Web projects",
   "license": "MIT",
   "main": "dist/app.js",
@@ -9,21 +9,21 @@
     "build": "pnpm clean; pnpm build:sdk",
     "build:sdk": "pnpm --filter '../../platforms/javascript/(api-schemas|api-client|core|web)' build && cp -r ../../platforms/javascript/web/dist ./public/dist",
     "clean": "rimraf ./dist ./public/dist ./coverage ./playwright-report ./test-results tsconfig.tsbuildinfo",
-    "serve": "pnpm serve:mocks && pnpm serve:app",
-    "serve:app": "pnpm build && docker compose up -d && pm2 start --name node-app \"tsx --env-file=.env ./src/app.ts\"",
-    "serve:mocks": "pm2 start --name node-mocks \"pnpm --filter mocks serve\" && pm2 start --name web-mocks \"pnpm --filter mocks serve\"",
-    "serve:stop": "docker compose down && pm2 stop web-mocks node-app node-mocks && pm2 delete web-mocks node-app node-mocks",
+    "serve": "pnpm build && pm2 start --name ssr-mocks \"pnpm --filter mocks serve\" && pm2 start --name node-app \"tsx --env-file=.env ./src/app.ts\"",
+    "serve:stop": "pm2 stop ssr-mocks node-app && pm2 delete ssr-mocks node-app",
     "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",
-    "test:e2e:ui": "pnpm build && playwright test --ui",
+    "test:e2e:ui": "pnpm build && pnpm serve && playwright test --ui",
     "test:unit": "vitest run --coverage",
     "typecheck": "tsc --noEmit"
   },
   "dependencies": {
     "@contentful/optimization-node": "workspace:*",
+    "@contentful/optimization-web": "workspace:*",
     "express": "catalog:",
     "express-rate-limit": "catalog:",
+    "cookie-parser": "1.4.7",
     "tslib": "catalog:"
   },
   "devDependencies": {
@@ -32,6 +32,7 @@
     "@types/node": "catalog:",
     "@types/supertest": "catalog:",
     "@vitest/coverage-v8": "catalog:",
+    "@types/cookie-parser": "1.4.7",
     "dotenv": "catalog:",
     "pm2": "catalog:",
     "rimraf": "catalog:",
diff --git a/implementations/node-web/playwright.config.mjs b/implementations/node-ssr/playwright.config.mjs
similarity index 100%
rename from implementations/node-web/playwright.config.mjs
rename to implementations/node-ssr/playwright.config.mjs
diff --git a/implementations/node-web/src/app.test.ts b/implementations/node-ssr/src/app.test.ts
similarity index 62%
rename from implementations/node-web/src/app.test.ts
rename to implementations/node-ssr/src/app.test.ts
index 811af1ac..d02b91c6 100644
--- a/implementations/node-web/src/app.test.ts
+++ b/implementations/node-ssr/src/app.test.ts
@@ -5,8 +5,8 @@ const CLIENT_ID = process.env.VITE_NINETAILED_CLIENT_ID ?? 'error'
 
 describe('GET /', () => {
   it('returns the client ID', async () => {
-    const response: Response = await request(app).get('/')
+    const response: Response = await request(app).get('/smoke-test')
 
-    expect(response.text).toEqual(CLIENT_ID)
+    expect(response.text).toContain(`"clientId":"${CLIENT_ID}"`)
   })
 })
diff --git a/implementations/node-ssr/src/app.ts b/implementations/node-ssr/src/app.ts
new file mode 100644
index 00000000..e29780de
--- /dev/null
+++ b/implementations/node-ssr/src/app.ts
@@ -0,0 +1,124 @@
+import Optimization, { ANONYMOUS_ID_COOKIE } from '@contentful/optimization-node'
+import cookieParser from 'cookie-parser'
+import express, { type Express, type Response } from 'express'
+import rateLimit from 'express-rate-limit'
+
+const limiter = rateLimit({
+  windowMs: 900_000,
+  max: 100,
+})
+
+const app: Express = express()
+
+app.use(cookieParser())
+
+app.use(limiter)
+
+const CLIENT_ID = process.env.VITE_NINETAILED_CLIENT_ID ?? ''
+const ENVIRONMENT = process.env.VITE_NINETAILED_ENVIRONMENT ?? ''
+const VITE_INSIGHTS_API_BASE_URL = process.env.VITE_INSIGHTS_API_BASE_URL ?? ''
+const VITE_EXPERIENCE_API_BASE_URL = process.env.VITE_EXPERIENCE_API_BASE_URL ?? ''
+
+const render = (sdk: Optimization): string => `<!doctype html>
+<html>
+  <head>
+    <title>Test SDK page</title>
+    <script src="/dist/index.umd.cjs"></script>
+    <script> window.response = ${JSON.stringify({ clientId: sdk.config.clientId })} </script>
+  </head>
+  <body>
+  <script>
+    const optimization = new Optimization({
+      clientId: '${CLIENT_ID}',
+      environment: '${ENVIRONMENT}',
+      logLevel: 'debug',
+      api: {
+        analytics: { baseUrl: '${VITE_INSIGHTS_API_BASE_URL}' },
+        personalization: { baseUrl: '${VITE_EXPERIENCE_API_BASE_URL}' },
+      },
+    })
+
+    function renderElement(id, text) {
+      const p = document.createElement('p')
+      p.dataset.testid = id
+      p.innerText = text
+      document.body.appendChild(p)
+    }
+
+    renderElement('clientId', optimization.config.clientId)
+  </script>
+  </body>
+</html>
+`
+
+function initSDK(anonymousId: string | undefined): Optimization {
+  const url = new URL('http://localhost:3000/')
+
+  return new Optimization({
+    clientId: CLIENT_ID,
+    environment: ENVIRONMENT,
+    logLevel: 'debug',
+    eventBuilder: {
+      getAnonymousId: () => anonymousId,
+      getLocale: () => 'en-US',
+      getUserAgent: () => 'node-js-server',
+      getPageProperties: () => ({
+        path: url.pathname,
+        query: {},
+        referrer: 'http://localhost:3000/',
+        search: url.search,
+        url: url.toString(),
+      }),
+    },
+    api: {
+      analytics: { baseUrl: VITE_INSIGHTS_API_BASE_URL },
+      personalization: { baseUrl: VITE_EXPERIENCE_API_BASE_URL },
+    },
+  })
+}
+
+function setAnonymousId(res: Response, id: string): void {
+  res.cookie(ANONYMOUS_ID_COOKIE, id, {
+    path: '/',
+    domain: 'localhost',
+  })
+}
+
+function getAnonymousIdFromCookies(cookies: unknown): string | undefined {
+  // eslint-disable-next-line @typescript-eslint/no-unsafe-type-assertion -- req.cookies is of type any
+  return (cookies as Record<string, string>)[ANONYMOUS_ID_COOKIE] ?? undefined
+}
+
+app.get('/', limiter, async (req, res) => {
+  const sdk = initSDK(getAnonymousIdFromCookies(req.cookies))
+  const { profile } = await sdk.personalization.page({})
+
+  setAnonymousId(res, profile.id)
+  res.send(render(sdk))
+})
+
+app.get('/user/:userId', limiter, async (req, res) => {
+  const { userId } = req.params as Record<string, string>
+  const sdk = initSDK(getAnonymousIdFromCookies(req.cookies))
+  if (userId) await sdk.personalization.identify({ userId })
+  const { profile } = await sdk.personalization.page({})
+
+  setAnonymousId(res, profile.id)
+  res.send(render(sdk))
+})
+
+app.get('/smoke-test', limiter, (_, res) => {
+  const sdk = initSDK(undefined)
+  res.send(render(sdk))
+})
+
+app.use('/dist', express.static('./public/dist'))
+
+const port = 3000
+
+app.listen(port, () => {
+  // eslint-disable-next-line no-console -- debug
+  console.log(`Express is listening at http://localhost:${port}`)
+})
+
+export default app
diff --git a/implementations/node-web/tsconfig.json b/implementations/node-ssr/tsconfig.json
similarity index 100%
rename from implementations/node-web/tsconfig.json
rename to implementations/node-ssr/tsconfig.json
diff --git a/implementations/node-web/vitest.config.ts b/implementations/node-ssr/vitest.config.ts
similarity index 100%
rename from implementations/node-web/vitest.config.ts
rename to implementations/node-ssr/vitest.config.ts
diff --git a/implementations/node-web/README.md b/implementations/node-web/README.md
deleted file mode 100644
index 70cbdb19..00000000
--- a/implementations/node-web/README.md
+++ /dev/null
@@ -1,3 +0,0 @@
-# Contentful Optimization Node.JS Web SDK Reference Implementation
-
-This is a reference implementation for the [Optimization Node.JS Web SDK](../../platforms/javascript/node/README.md) and is part of the [Contentful Optimization SDK Suite](../../README.md).
diff --git a/implementations/node-web/docker-compose.yaml b/implementations/node-web/docker-compose.yaml
deleted file mode 100644
index 9b07319d..00000000
--- a/implementations/node-web/docker-compose.yaml
+++ /dev/null
@@ -1,11 +0,0 @@
-services:
-  web:
-    image: nginx:alpine
-    volumes:
-      - ./nginx/templates:/etc/nginx/templates:ro
-      - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro
-      - ./public:/usr/share/nginx/html:ro
-    ports:
-      - '4000:80'
-    env_file: ./.env
-    restart: unless-stopped
diff --git a/implementations/node-web/e2e/example.spec.ts b/implementations/node-web/e2e/example.spec.ts
deleted file mode 100644
index 1b4a2d3d..00000000
--- a/implementations/node-web/e2e/example.spec.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import { expect, test } from '@playwright/test'
-
-const CLIENT_ID = process.env.VITE_NINETAILED_CLIENT_ID ?? 'error'
-
-test('test SSR', async ({ request }) => {
-  const response = await request.get('http://localhost:3000/')
-
-  expect(await response.text()).toEqual(CLIENT_ID)
-})
-
-test('test CSR', async ({ page }) => {
-  await page.goto('http://localhost:4000/')
-
-  await expect(page.getByTestId('clientId')).toHaveText(CLIENT_ID)
-})
diff --git a/implementations/node-web/nginx/nginx.conf b/implementations/node-web/nginx/nginx.conf
deleted file mode 100644
index 7fd6bbdb..00000000
--- a/implementations/node-web/nginx/nginx.conf
+++ /dev/null
@@ -1,36 +0,0 @@
-events {}
-
-http {
-  include /etc/nginx/mime.types;
-  include /etc/nginx/conf.d/*.conf;
-
-  gzip on;
-  gzip_min_length 1000;
-  gzip_proxied no-cache no-store private expired auth;
-  gzip_types
-    application/atom+xml
-    application/geo+json
-    application/javascript
-    application/x-javascript
-    application/json
-    application/ld+json
-    application/manifest+json
-    application/rdf+xml
-    application/rss+xml
-    application/xhtml+xml
-    application/xml
-    font/eot
-    font/otf
-    font/ttf
-    image/svg+xml
-    text/css
-    text/javascript
-    text/plain
-    text/xml;
-
-  absolute_redirect off;
-
-  types {
-    application/javascript mjs;
-  }
-}
diff --git a/implementations/node-web/nginx/templates/default.conf.template b/implementations/node-web/nginx/templates/default.conf.template
deleted file mode 100644
index b6efb85c..00000000
--- a/implementations/node-web/nginx/templates/default.conf.template
+++ /dev/null
@@ -1,30 +0,0 @@
-server {
-  # TODO: consider '<domain>.local' to support multiple hosts
-  server_name localhost;
-
-  ssi on;
-  ssi_types text/html;
-
-  set $NGINX_NINETAILED_CLIENT_ID "${VITE_NINETAILED_CLIENT_ID}";
-  set $NGINX_NINETAILED_ENVIRONMENT "${VITE_NINETAILED_ENVIRONMENT}";
-
-  set $NGINX_CONTENTFUL_TOKEN "${VITE_CONTENTFUL_TOKEN}";
-  set $NGINX_CONTENTFUL_PREVIEW_TOKEN "${VITE_CONTENTFUL_PREVIEW_TOKEN}";
-  set $NGINX_CONTENTFUL_ENVIRONMENT "${VITE_CONTENTFUL_ENVIRONMENT}";
-  set $NGINX_CONTENTFUL_SPACE_ID "${VITE_CONTENTFUL_SPACE_ID}";
-
-  set $NGINX_EXPERIENCE_API_BASE_URL "${VITE_EXPERIENCE_API_BASE_URL}";
-  set $NGINX_INSIGHTS_API_BASE_URL "${VITE_INSIGHTS_API_BASE_URL}";
-
-  listen 80;
-
-  root /usr/share/nginx/html;
-
-  index index.html;
-
-  location / {
-    try_files $uri $uri/ =404;
-  }
-
-  # TODO: add CSP & CORS directives for more thorough testing
-}
diff --git a/implementations/node-web/public/index.html b/implementations/node-web/public/index.html
deleted file mode 100644
index f2dc7c93..00000000
--- a/implementations/node-web/public/index.html
+++ /dev/null
@@ -1,25 +0,0 @@
-<!doctype html>
-<html>
-  <head>
-    <title>Test SDK page</title>
-    <script src="/dist/index.umd.cjs"></script>
-  </head>
-  <body>
-    <script>
-      var optimization = new Optimization({
-        clientId: '<!--#echo var="NGINX_NINETAILED_CLIENT_ID" -->',
-        environment: '<!--#echo var="NGINX_NINETAILED_ENVIRONMENT" -->',
-        logLevel: 'debug',
-        api: {
-          analytics: { baseUrl: '<!--#echo var="NGINX_INSIGHTS_API_BASE_URL" -->' },
-          personalization: { baseUrl: '<!--#echo var="NGINX_EXPERIENCE_API_BASE_URL" -->/' },
-        },
-      })
-
-      var p = document.createElement('p')
-      p.dataset.testid = 'clientId'
-      p.innerText = optimization.config.clientId
-      document.body.appendChild(p)
-    </script>
-  </body>
-</html>
diff --git a/implementations/node-web/src/app.ts b/implementations/node-web/src/app.ts
deleted file mode 100644
index c4d407d4..00000000
--- a/implementations/node-web/src/app.ts
+++ /dev/null
@@ -1,34 +0,0 @@
-import Optimization from '@contentful/optimization-node'
-import express, { type Express } from 'express'
-import rateLimit from 'express-rate-limit'
-
-const limiter = rateLimit({
-  windowMs: 900_000,
-  max: 100,
-})
-
-const app: Express = express()
-app.use(limiter)
-
-const sdk = new Optimization({
-  clientId: process.env.VITE_NINETAILED_CLIENT_ID ?? '',
-  environment: process.env.VITE_NINETAILED_ENVIRONMENT ?? '',
-  logLevel: 'debug',
-  api: {
-    analytics: { baseUrl: process.env.VITE_INSIGHTS_API_BASE_URL },
-    personalization: { baseUrl: process.env.VITE_EXPERIENCE_API_BASE_URL },
-  },
-})
-
-app.get('/', limiter, (_req, res) => {
-  res.send(sdk.config.clientId)
-})
-
-const port = 3000
-
-app.listen(port, () => {
-  // eslint-disable-next-line no-console -- debug
-  console.log(`Express is listening at http://localhost:${port}`)
-})
-
-export default app
diff --git a/platforms/javascript/node/src/Optimization.ts b/platforms/javascript/node/src/Optimization.ts
index 56d4dd42..8ddae000 100644
--- a/platforms/javascript/node/src/Optimization.ts
+++ b/platforms/javascript/node/src/Optimization.ts
@@ -1,8 +1,9 @@
 import { type App, type CoreConfig, CoreStateless } from '@contentful/optimization-core'
 import { merge } from 'es-toolkit'
 
-export interface OptimizationNodeConfig extends CoreConfig {
+export interface OptimizationNodeConfig extends Omit<CoreConfig, 'eventBuilder'> {
   app?: App
+  eventBuilder?: Partial<CoreConfig['eventBuilder']>
 }
 
 function mergeConfig(config: OptimizationNodeConfig): CoreConfig {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 892e7ce2..7c35b963 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -169,11 +169,17 @@ importers:
         specifier: ^3.2.4
         version: 3.2.4(@types/node@24.2.0)(happy-dom@20.0.2)(jiti@2.5.1)(msw@2.10.5(@types/node@24.2.0)(typescript@5.9.2))(terser@5.43.1)(tsx@4.20.3)(yaml@2.8.1)
 
-  implementations/node-web:
+  implementations/node-ssr:
     dependencies:
       '@contentful/optimization-node':
         specifier: workspace:*
         version: link:../../platforms/javascript/node/dist
+      '@contentful/optimization-web':
+        specifier: workspace:*
+        version: link:../../platforms/javascript/web/dist
+      cookie-parser:
+        specifier: 1.4.7
+        version: 1.4.7
       express:
         specifier: 'catalog:'
         version: 5.1.0
@@ -187,6 +193,9 @@ importers:
       '@playwright/test':
         specifier: ^1.55.1
         version: 1.56.0
+      '@types/cookie-parser':
+        specifier: 1.4.7
+        version: 1.4.7
       '@types/express':
         specifier: 'catalog:'
         version: 5.0.3
@@ -2310,6 +2319,9 @@ packages:
   '@types/conventional-commits-parser@5.0.1':
     resolution: {integrity: sha512-7uz5EHdzz2TqoMfV7ee61Egf5y6NkcO4FB/1iCCQnbeiI1F3xzv3vK5dBCXUCLQgGYS+mUeigK1iKQzvED+QnQ==}
 
+  '@types/cookie-parser@1.4.7':
+    resolution: {integrity: sha512-Fvuyi354Z+uayxzIGCwYTayFKocfV7TuDYZClCdIP9ckhvAu/ixDtCB6qx2TT0FKjPLf1f3P/J1rgf6lPs64mw==}
+
   '@types/cookie@0.6.0':
     resolution: {integrity: sha512-4Kh9a6B2bQciAhf7FSuMRRkUWecJgJu9nPnx3yzpsfXX/c50REIqpHY4C82bXP90qrLtXtkDxTZosYO3UpOwlA==}
 
@@ -3476,6 +3488,10 @@ packages:
   convert-source-map@2.0.0:
     resolution: {integrity: sha512-Kvp459HrV2FEJ1CAsi1Ku+MY3kasH19TFykTz2xWmMeq6bk2NU3XXvfJ+Q61m0xktWwt+1HSYf3JZsTms3aRJg==}
 
+  cookie-parser@1.4.7:
+    resolution: {integrity: sha512-nGUvgXnotP3BsjiLX2ypbQnWoGUPIIfHQNZkkC668ntrzGWEZVW70HDEB1qnNGMicPje6EttlIgzo51YSwNQGw==}
+    engines: {node: '>= 0.8.0'}
+
   cookie-signature@1.0.6:
     resolution: {integrity: sha512-QADzlaHc8icV8I7vbaJXJwod9HWYp8uCqf1xa4OfNu1T7JVxQIrUgOWtHdNDtPiywmFbiS12VjotIXLrKM3orQ==}
 
@@ -9932,6 +9948,10 @@ snapshots:
       '@types/node': 24.2.0
     optional: true
 
+  '@types/cookie-parser@1.4.7':
+    dependencies:
+      '@types/express': 5.0.3
+
   '@types/cookie@0.6.0': {}
 
   '@types/cookiejar@2.1.5': {}
@@ -11373,6 +11393,11 @@ snapshots:
 
   convert-source-map@2.0.0: {}
 
+  cookie-parser@1.4.7:
+    dependencies:
+      cookie: 0.7.2
+      cookie-signature: 1.0.6
+
   cookie-signature@1.0.6: {}
 
   cookie-signature@1.2.2: {}