diff --git a/src/libs/StartupTimer/index.js b/src/libs/StartupTimer/index.js
deleted file mode 100644
index 7b53266e50d9..000000000000
--- a/src/libs/StartupTimer/index.js
+++ /dev/null
@@ -1,7 +0,0 @@
-/**
- * Web noop as there is no "startup" to time from the native layer.
- */
-
-export default {
-    stop() {},
-};
diff --git a/src/libs/StartupTimer/index.native.js b/src/libs/StartupTimer/index.native.js
deleted file mode 100644
index 29bbef8cfe3d..000000000000
--- a/src/libs/StartupTimer/index.native.js
+++ /dev/null
@@ -1,12 +0,0 @@
-import {NativeModules} from 'react-native';
-
-/**
- * Stop the startup trace for the app.
- */
-function stop() {
-    NativeModules.StartupTimer.stop();
-}
-
-export default {
-    stop,
-};
diff --git a/src/libs/StartupTimer/index.native.ts b/src/libs/StartupTimer/index.native.ts
new file mode 100644
index 000000000000..52ba55076fc1
--- /dev/null
+++ b/src/libs/StartupTimer/index.native.ts
@@ -0,0 +1,13 @@
+import {NativeModules} from 'react-native';
+import StartupTimer from './types';
+
+/**
+ * Stop the startup trace for the app.
+ */
+const startupTimer: StartupTimer = {
+    stop: () => {
+        NativeModules.StartupTimer.stop();
+    },
+};
+
+export default startupTimer;
diff --git a/src/libs/StartupTimer/index.ts b/src/libs/StartupTimer/index.ts
new file mode 100644
index 000000000000..421524a70fc8
--- /dev/null
+++ b/src/libs/StartupTimer/index.ts
@@ -0,0 +1,11 @@
+/**
+ * Web noop as there is no "startup" to time from the native layer.
+ */
+
+import StartupTimer from './types';
+
+const startupTimer: StartupTimer = {
+    stop: () => {},
+};
+
+export default startupTimer;
diff --git a/src/libs/StartupTimer/types.ts b/src/libs/StartupTimer/types.ts
new file mode 100644
index 000000000000..e382fc267933
--- /dev/null
+++ b/src/libs/StartupTimer/types.ts
@@ -0,0 +1,5 @@
+type StartupTimer = {
+    stop: () => void;
+};
+
+export default StartupTimer;