diff --git a/.github/workflows/precommit.yml b/.github/workflows/precommit.yml
new file mode 100644
index 00000000000..115ed732d90
--- /dev/null
+++ b/.github/workflows/precommit.yml
@@ -0,0 +1,118 @@
+name: precommit
+
+on:
+  pull_request:
+    # we want to run the CI on every PR targetting those branches
+    branches: [dev]
+
+concurrency:
+  group: precommit-deploy
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: buildjet-8vcpu-ubuntu-2204
+
+    outputs:
+      unit_tests_report: ${{ env.UNIT_TEST_REPORT_FILE }}
+      build_artifact: ${{ env.BUILD_ARTIFACT }}
+      total_additions: ${{ steps.check_additions.outputs.total_additions }}
+
+    env:
+      BUILD_DIR: server/dist/s3/
+      BUILD_ARTIFACT: ebs.zip
+      COMMIT_URL: ${{github.event.head_commit.url}}
+      COMMITTER: ${{github.event.head_commit.committer.name}}
+      CHANGELOG_FILE: './changelog.md'
+      UNIT_TEST_REPORT_FILE: './unit-tests.log'
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 18.16.x
+          cache: 'yarn'
+
+      - name: Install JS dependencies
+        run: yarn --immutable
+
+      - name: Update configuration
+        run: yarn configure
+
+      - name: Build
+        run: yarn build:prod
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: 'build-artifact'
+          path: '${{env.BUILD_DIR}}${{env.BUILD_ARTIFACT}}'
+
+      - name: Fetch PR details
+        id: pr_details
+        uses: octokit/request-action@v2.x
+        with:
+          route: GET /repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Check total PR additions
+        id: check_additions
+        run: |
+          # Store response data in variable
+          response='${{ steps.pr_details.outputs.data }}'
+          # Parse additions from response
+          total_additions=$(echo "$response" | jq -r '.additions')
+          echo "Found total additions: $total_additions"
+          # Output for subsequent steps
+          echo "total_additions=$total_additions" >> $GITHUB_OUTPUT
+
+  deploy_to_aws:
+    name: 'Deploy to live environments'
+    runs-on: ubuntu-latest
+    needs: [build]
+
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: 'build-artifact'
+
+      - name: Deploy to precommit environment
+        id: deploy
+        if: ${{ needs.build.outputs.total_additions > 100 && github.actor != 'dependabot[bot]' }}
+        uses: einaregilsson/beanstalk-deploy@v22
+        with:
+          application_name: Webapp
+          aws_access_key: ${{ secrets.WEBTEAM_AWS_ACCESS_KEY_ID }}
+          aws_secret_key: ${{ secrets.WEBTEAM_AWS_SECRET_ACCESS_KEY }}
+          deployment_package: ${{needs.build.outputs.build_artifact}}
+          environment_name: wire-webapp-precommit
+          region: eu-central-1
+          use_existing_version_if_available: true
+          version_description: ${{ github.sha }}
+          version_label: ${{ github.run_id }}
+          wait_for_deployment: false
+          wait_for_environment_recovery: 150
+
+      - name: Deployment Status
+        if: ${{ always() }}
+        run: |
+          if [[ "${{ steps.deploy.outcome }}" == "success" ]]; then
+            echo "✅ Deployment completed successfully"
+          elif [[ "${{ steps.deploy.outcome }}" == "skipped" ]]; then
+            if [[ "${{ needs.build.outputs.total_additions }}" -le 100 ]]; then
+              echo "⏭️ Deployment was skipped: PR has ${{ needs.build.outputs.total_additions }} additions (threshold: 100)"
+            elif [[ "${{ github.actor }}" == "dependabot[bot]" ]]; then
+              echo "⏭️ Deployment was skipped: PR is from dependabot"
+            else
+              echo "⏭️ Deployment was skipped"
+            fi
+          else
+            echo "❌ Deployment failed"
+            exit 1
+          fi
diff --git a/Jenkinsfile b/Jenkinsfile
new file mode 100644
index 00000000000..4746d4d307d
--- /dev/null
+++ b/Jenkinsfile
@@ -0,0 +1,166 @@
+@NonCPS
+def checkWorkflowRun(Map run, String commitHash) {
+  final String headSha = run['head_sha']
+  if (headSha == commitHash) {
+    echo("Found hash ${headSha}")
+    final String conclusion = run['conclusion']
+    echo("conclusion: ${conclusion}")
+
+    switch (conclusion) {
+            case 'success':
+        return true
+            case 'failure':
+        final String url = run['url']
+        error("❌ **Build failed for branch '${GIT_BRANCH_WEBAPP}'** See [Github Actions](${url})")
+        break
+            case 'cancelled':
+        final String url = run['url']
+        error("⚠️ **Build aborted for branch '${GIT_BRANCH_WEBAPP}'** See [Github Actions](${url})")
+        break
+    }
+  }
+  return false
+}
+
+pipeline {
+    agent {
+        node {
+      label 'built-in'
+        }
+    }
+
+    options { disableConcurrentBuilds(abortPrevious: true) }
+
+    environment {
+        CREDENTIALS = credentials('GITHUB_TOKEN_WEB')
+        WIRE_BOT_SECRET = credentials('JENKINSBOT_WEBAPP_DEV')
+        webappApplicationPath = 'https://wire-webapp-precommit.zinfra.io/'
+    }
+
+    stages {
+        stage('Wait for GitHub action to finish') {
+      when {
+        expression { BRANCH_NAME ==~ /PR-[0-9]+/ }
+      }
+      steps {
+        script {
+          def commit_hash = sh(script: 'git rev-parse HEAD', returnStdout: true).trim()
+          def pr_number = BRANCH_NAME.replaceAll(/\D/, '')
+          def changeTargetBranch = env.CHANGE_TARGET
+
+          def targetWorkflowUrl
+          switch (changeTargetBranch) {
+                      case ['dev']:
+              targetWorkflowUrl = 'https://api.github.com/repos/wireapp/wire-webapp/actions/workflows/128602012/runs'
+              break
+                      default:
+                        targetWorkflowUrl = 'https://api.github.com/repos/wireapp/wire-webapp/actions/workflows/128602012/runs'
+              break
+          }
+
+          echo("Wait for github actions to start for ${BRANCH_NAME} against ${changeTargetBranch}")
+          final def VALID_STATUSES = ['queued', 'in_progress', 'completed']
+          timeout(time: 45, unit: 'MINUTES') {
+            waitUntil {
+              def output = sh label: 'Get runs', returnStdout: true, script: "curl -s -L -H 'Accept: application/vnd.github+json' -H 'Authorization: Bearer ${CREDENTIALS}' -H 'X-GitHub-Api-Version: 2022-11-28' ${targetWorkflowUrl}"
+              def json = readJSON text: output
+              if (json['message']) {
+                echo('Output: ' + output)
+                error('**Trigger script failed:** ' + json['message'])
+              }
+              def runs = json['workflow_runs']
+              echo('Looking for PR-' + pr_number + ' with hash' + commit_hash)
+              def matchingRun = runs.find { it['head_sha'] == commit_hash }
+              if (matchingRun) {
+                echo('Found ' + commit_hash)
+                def status = matchingRun['status']
+                echo('status: ' + status)
+                env.GITHUB_ACTION_URL = matchingRun['url'].replace('api.github.com/repos', 'github.com/')
+                return VALID_STATUSES.contains(status)
+              }
+              false
+            }
+            sleep(20)
+          }
+        }
+      }
+        }
+
+    stage('Check GitHub Action Status') {
+        when { expression { BRANCH_NAME ==~ /PR-[0-9]+/ } }
+        steps {
+            timeout(time: 15, unit: 'MINUTES') {
+          script {
+            def commit_hash = sh(script: 'git rev-parse HEAD', returnStdout: true).trim()
+            final String apiUrl = 'https://api.github.com/repos/wireapp/wire-webapp/actions/workflows/128602012/runs'
+            final String curlCmd = "curl -u \${CREDENTIALS} ${apiUrl}"
+            waitUntil {
+              final String output = sh(label: 'Check workflow', returnStdout: true, script: curlCmd)
+              final Object jsonData = readJSON(text: output)
+              final List workflowRuns = jsonData['workflow_runs']
+              echo("Looking for hash ${commit_hash}")
+
+              return workflowRuns.any { run -> checkWorkflowRun(run, commit_hash) }
+            }
+          }
+            }
+        }
+    }
+
+    stage('Check deployment') {
+        steps {
+            script {
+                def commit_hash = sh(script: 'git rev-parse HEAD', returnStdout: true).trim()
+                String commitMsg = sh(returnStdout: true, script: 'git log -1 --pretty=%B').trim()
+                try {
+                  // Wait until deployment has finished (20 retries * 30 seconds == 10 minutes)
+                  timeout(time: 10, unit: 'MINUTES') {
+                    waitUntil {
+                      def randomid = sh returnStdout: true, script: 'uuidgen'
+                      randomid = randomid.trim()
+                      def current_hash = sh returnStdout: true, script: "curl '${webappApplicationPath}commit?v=${randomid}'"
+                      current_hash = current_hash.trim()
+                      echo('Current version is: ' + current_hash)
+                      if (current_hash == commit_hash) {
+                        echo('Deployment finished.')
+                        return true
+                      }
+                      env.MESSAGE = 'Current hash still is ' + current_hash + ' and not ' + commit_hash
+                      sh "echo '${MESSAGE}' > deployment.log"
+                      sleep(30)
+                      return false
+                    }
+                  }
+              } catch (e) {
+                  def reason = sh returnStdout: true, script: 'cat deployment.log || echo ""'
+                  String errorMessage = """❌ **Deployment failed on** ${webappApplicationPath}
+                  ${commitMsg}
+                  **Reason:** ${e}
+                  ${reason}"""
+                  wireSend secret: env.WIRE_BOT_SECRET, message: errorMessage
+                }
+                def successMessage = """✅ **Deployment successful on** ${webappApplicationPath}
+              ${commitMsg}"""
+                wireSend secret: env.WIRE_BOT_SECRET, message: successMessage
+            }
+        }
+    }
+
+        stage('Trigger smoke test') {
+          steps {
+            build job: 'Webapp_Smoke_Chrome', parameters: [string(name: 'TAGS', value: '@smoke'), string(name: 'GIT_BRANCH', value: 'web-dev'), string(name: 'webappApplicationPath', value: "$webappApplicationPath")], wait: false
+          }
+        }
+    }
+
+  post {
+      success {
+          wireSend secret: env.WIRE_BOT_SECRET, message: "✅ **Build finished for branch '$env.webappApplicationPath'**"
+      }
+      failure {
+          script {
+              wireSend(secret: env.WIRE_BOT_SECRET, message: "❌ **$BRANCH_NAME**\n[$CHANGE_TITLE](${CHANGE_URL})\nBuild aborted or failed! See [Github Actions](${env.GITHUB_ACTION_URL})")
+          }
+      }
+  }
+}
\ No newline at end of file