diff --git a/.buildkite/commands/build-and-test.sh b/.buildkite/commands/build-and-test.sh
index 0e33ad3c9..b12dc8fa8 100755
--- a/.buildkite/commands/build-and-test.sh
+++ b/.buildkite/commands/build-and-test.sh
@@ -21,6 +21,8 @@ fi
 echo "--- 📦 Zipping test results"
 cd build/results/ && zip -rq Simplenote.xcresult.zip Simplenote.xcresult && cd -
 
+.buildkite/commands/track-apple-metrics.sh "build/results/Simplenote.xcresult" "./DerivedData"
+
 echo "--- 🚦 Report Tests Status"
 if [[ $TESTS_EXIT_STATUS -eq 0 ]]; then
   echo "Unit Tests seems to have passed (exit code 0). All good 👍"
diff --git a/.buildkite/commands/track-apple-metrics.sh b/.buildkite/commands/track-apple-metrics.sh
new file mode 100755
index 000000000..630c9cbbf
--- /dev/null
+++ b/.buildkite/commands/track-apple-metrics.sh
@@ -0,0 +1,78 @@
+#!/bin/bash
+
+set -euo pipefail
+
+XCRESULT_PATH="${1:?Error: xcresult path required as first argument}"
+DERIVED_DATA_PATH="${2:?Error: DerivedData path required as second argument}"
+
+echo "--- :xcode: Store raw xcresulttool JSONs"
+
+mkdir -p build/xcresulttool
+
+xcrun xcresulttool get build-results \
+  --path "$XCRESULT_PATH" \
+  --format json > build/xcresulttool/xcresulttool-build-results.json
+
+buildkite-agent artifact upload "build/xcresulttool/xcresulttool-build-results.json"
+
+xcrun xcresulttool get test-results tests \
+  --path "$XCRESULT_PATH" \
+  --format json > build/xcresulttool/xcresulttool-tests-results.json
+
+buildkite-agent artifact upload "build/xcresulttool/xcresulttool-tests-results.json"
+
+echo "+++ :json: Extract build info from xcresulttool"
+jq '{
+  timestamp: .startTime | strftime("%Y-%m-%d %H:%M:%S"),
+  duration_ms: ((.endTime - .startTime) * 1000 | round),
+  status: .status,
+  errors: .errorCount,
+  warnings: .warningCount,
+  analyzer_warnings: .analyzerWarningCount,
+  warning_breakdown: (.warnings | group_by(.issueType) | map({type: .[0].issueType, count: length}) | sort_by(-.count))
+}' build/xcresulttool/xcresulttool-build-results.json
+
+echo "+++ :json: Extract success/fail test count from xcresulttool"
+jq '[.. | objects | select(has("result")) | .result] | {passed: map(select(. == "Passed")) | length, failed: map(select(. == "Failed")) | length}' \
+  build/xcresulttool/xcresulttool-tests-results.json
+
+echo "--- :xcode: Track XCLogParser report"
+
+echo "~~~ Install XCLogParser"
+
+brew install xclogparser
+
+mkdir -p build/xclogparser-reports
+
+echo "~~~ Dump xcactivitylog to JSON"
+
+xclogparser dump \
+  --xcodeproj Simplenote.xcodeproj \
+  --derived_data "$DERIVED_DATA_PATH" \
+  --output build/xclogparser-reports/xcactivitylog-raw.json
+
+buildkite-agent artifact upload "build/xclogparser-reports/xcactivitylog-raw.json"
+
+echo "~~~ Generate JSON report"
+
+xclogparser parse \
+  --xcodeproj Simplenote.xcodeproj \
+  --derived_data "$DERIVED_DATA_PATH" \
+  --reporter json > build/xclogparser-reports/report.json
+
+buildkite-agent artifact upload "build/xclogparser-reports/report.json"
+
+echo "~~~ Generate Chrome tracer report"
+
+xclogparser parse \
+  --xcodeproj Simplenote.xcodeproj \
+  --derived_data "$DERIVED_DATA_PATH" \
+  --reporter chromeTracer > build/xclogparser-reports/build-trace.json
+
+buildkite-agent artifact upload "build/xclogparser-reports/build-trace.json"
+
+echo "--- :arrow_up::ruby: Upload build metrics to Apps Metrics"
+# FIXME: Ignoring errors for the time being. Seems like the token has expired...
+set +e
+ruby .buildkite/commands/upload_metrics.rb
+set -e
diff --git a/.buildkite/commands/upload_metrics.rb b/.buildkite/commands/upload_metrics.rb
new file mode 100644
index 000000000..5b72293b6
--- /dev/null
+++ b/.buildkite/commands/upload_metrics.rb
@@ -0,0 +1,100 @@
+# frozen_string_literal: true
+
+require 'json'
+require 'time'
+require 'open3'
+require 'net/http'
+require 'uri'
+require 'shellwords'
+
+PREFIX = 'simplenote-ios'
+
+XCRESULT_PATH = ARGV[0] || 'build/results/Simplenote.xcresult'
+
+# Hardcoded auth config (or set via ENV)
+METRICS_URL = ENV['METRICS_URL'] || 'https://metrics.a8c-ci.services/api/grouped-metrics'
+TOKEN = ENV['APPS_METRICS_UPLOAD_TOKEN'] || nil
+
+raise 'No APPS_METRICS_UPLOAD_TOKEN found in environment.' if TOKEN.nil? || TOKEN.empty?
+
+META = [
+  { name: 'simplenote-ios-user',             value: ENV['USER'] || ENV['USERNAME'] || 'unknown' },
+  { name: 'simplenote-ios-project',          value: 'simplenote-ios' },
+  { name: 'simplenote-ios-environment',      value: ENV['CI'] ? 'CI' : 'LOCAL' },
+  { name: 'simplenote-ios-architecture',     value: `uname -m`.strip },
+  { name: 'simplenote-ios-operating-system', value: `uname -s`.strip.downcase },
+  { name: 'simplenote-ios-metrics-source',   value: 'grouped-metrics' },
+  { name: 'simplenote-ios-branch',           value: ENV['BUILDKITE_BRANCH'] || `git rev-parse --abbrev-ref HEAD`.strip }
+].freeze
+
+# ---------- HELPERS ----------
+def run_cmd!(cmd)
+  out, err, status = Open3.capture3(cmd)
+  raise "Command failed (#{status.exitstatus}): #{cmd}\n#{err}" unless status.success?
+
+  out
+end
+
+def to_epoch_ms(str_time)
+  return nil if str_time.nil? || str_time.empty?
+
+  (Time.parse(str_time).to_f * 1000).to_i
+rescue ArgumentError => e
+  puts "`Time.parse` failed with '#{e}'."
+  nil
+end
+
+def dig_count(obj, *path)
+  v = obj.dig(*path)
+  return v.to_i if v.is_a?(Numeric) || v.is_a?(String)
+  return v.length if v.is_a?(Array)
+
+  0
+end
+
+raw_json = run_cmd!("xcrun xcresulttool get build-results --path #{Shellwords.escape(XCRESULT_PATH)} --format json")
+data = JSON.parse(raw_json)
+
+end_time = (data['endTime'] * 1_000).round(0)
+start_time = (data['startTime'] * 1_000).round(0)
+
+explicit_fields = {
+  'action-title' => data['actionTitle'],
+  'analyzer-warning-count' => data['analyzerWarningCount'],
+  'end-time-unix-ms' => end_time,
+  'error-count' => data['errorCount'],
+  'start-time-unix-ms' => start_time,
+  'status' => data['status'],
+  'warning-count' => data['warningCount'],
+  'build-time' => end_time - start_time
+}
+
+metrics_payload = explicit_fields.map do |k, v|
+  { name: "#{PREFIX}-#{k}", value: v.to_s }
+end
+
+payload = {
+  meta: META,
+  metrics: metrics_payload
+}
+
+puts 'Will attempt to upload the following JSON:'
+puts JSON.pretty_generate(payload)
+
+uri = URI(METRICS_URL)
+http = Net::HTTP.new(uri.host, uri.port)
+http.use_ssl = (uri.scheme == 'https')
+
+req = Net::HTTP::Post.new(uri.request_uri)
+req['Accept'] = 'application/json'
+req['Accept-Charset'] = 'UTF-8'
+req['Authorization'] = "Bearer #{TOKEN}"
+req['User-Agent'] = 'Xcode/xcresulttool'
+req['Content-Type'] = 'application/json'
+req.body = JSON.dump(payload)
+
+res = http.request(req)
+
+puts "POST #{METRICS_URL} -> #{res.code}"
+puts res.body
+exit(res.code.to_i.between?(200, 299) ? 0 : 1)
diff --git a/.buildkite/pipeline.yml b/.buildkite/pipeline.yml
index 12f53eac6..345854395 100644
--- a/.buildkite/pipeline.yml
+++ b/.buildkite/pipeline.yml
@@ -12,48 +12,11 @@ env:
 # This is the default pipeline – it will build and test the app
 steps:
 
-  #################
-  # Run Unit Tests
-  #################
   - label: "🔬 Build and Test"
+    key: build_and_test
     command: ".buildkite/commands/build-and-test.sh"
     plugins: [$CI_TOOLKIT_PLUGIN]
     artifact_paths:
       - "build/results/*"
-
-  #################
-  # Linters
-  #################
-  - label: "☢️ Danger - PR Check"
-    command: danger
-    key: danger
-    if: "build.pull_request.id != null"
-    retry:
-      manual:
-        permit_on_passed: true
-    agents:
-      queue: "linter"
-
-  - label: ":swift: SwiftLint"
-    command: swiftlint
-    agents:
-      queue: "linter"
-
-  #################
-  # Prototype Build
-  #################
-  - label: "🛠 Prototype Build"
-    command: ".buildkite/commands/build-prototype.sh"
-    plugins: [$CI_TOOLKIT_PLUGIN]
-    if: "build.pull_request.id != null || build.pull_request.draft"
-    artifact_paths:
-      - "build/results/*"
-
-  #################
-  # UI Tests
-  #################
-  - label: "🔬 UI Test (Full)"
-    command: ".buildkite/commands/build-and-ui-test.sh SimplenoteUITests 'iPhone SE (3rd generation)'"
-    plugins: [$CI_TOOLKIT_PLUGIN]
-    artifact_paths:
-      - "build/results/*"
+      - DerivedData/**/*.xcactivitylog
+      - build/xclogparser-reports/index.html
diff --git a/Gemfile b/Gemfile
index bda4d2272..780dbafd4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,6 +7,7 @@ gem 'fastlane', '~> 2'
 gem 'fastlane-plugin-firebase_app_distribution', '~> 0.10'
 gem 'fastlane-plugin-sentry', '~> 1.6'
 gem 'fastlane-plugin-wpmreleasetoolkit', '~> 13.0'
+gem 'openssl'
 
 group :screenshots, optional: true do
   gem 'rmagick', '~> 3.2.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 7803ba7bf..fdab63395 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -264,6 +264,7 @@ GEM
       faraday (>= 1, < 3)
       sawyer (~> 0.9)
     open4 (1.3.4)
+    openssl (3.3.2)
     options (2.3.2)
     optparse (0.6.0)
     os (1.1.4)
@@ -358,6 +359,7 @@ DEPENDENCIES
   fastlane-plugin-firebase_app_distribution (~> 0.10)
   fastlane-plugin-sentry (~> 1.6)
   fastlane-plugin-wpmreleasetoolkit (~> 13.0)
+  openssl
   rmagick (~> 3.2.0)
 
 BUNDLED WITH
diff --git a/fastlane/Fastfile b/fastlane/Fastfile
index b1c64b51e..5e692de6b 100644
--- a/fastlane/Fastfile
+++ b/fastlane/Fastfile
@@ -200,7 +200,7 @@ platform :ios do
       project: project_path,
       scheme: screenshots_scheme,
       build_for_testing: true,
-      derived_data_path: derived_data_directory
+      derived_data_path: DERIVED_DATA_DIRECTORY
     )
   end
 
@@ -232,7 +232,7 @@ platform :ios do
       # folder. This is so that we can parallelize test runs with multiple
       # device and locale combinations.
       test_without_building: true,
-      derived_data_path: derived_data_directory,
+      derived_data_path: DERIVED_DATA_DIRECTORY,
 
       output_directory: screenshots_directory,
       clear_previous_screenshots: options.fetch(:clear_previous_screenshots, true),
@@ -337,6 +337,7 @@ platform :ios do
       scheme: 'Simplenote',
       device: options[:device] || 'iPhone 14',
       output_directory: OUTPUT_DIRECTORY_PATH,
+      derived_data_path: DERIVED_DATA_DIRECTORY,
       reset_simulator: true,
       result_bundle: true
     )
@@ -534,9 +535,7 @@ def fastlane_directory
   __dir__
 end
 
-def derived_data_directory
-  File.join(fastlane_directory, 'DerivedData')
-end
+DERIVED_DATA_DIRECTORY = File.join(fastlane_directory, 'DerivedData')
 
 def project_name
   'Simplenote.xcodeproj'