diff --git a/apps/mobile/globals.js b/apps/mobile/globals.js
index 0ccdd98ea..a4f1eb1e2 100644
--- a/apps/mobile/globals.js
+++ b/apps/mobile/globals.js
@@ -5,40 +5,61 @@ import "@formatjs/intl-pluralrules/polyfill-force";
 import "@formatjs/intl-pluralrules/locale-data/en";
 import "react-native-url-polyfill/auto";
 import "./polyfills/console-time.js";
-global.Buffer = require("buffer").Buffer;
 import "./app/common/logger/index";
-import { DOMParser } from "./worker.js";
-global.DOMParser = DOMParser;
 import { setI18nGlobal } from "@notesnook/intl";
 import { i18n } from "@lingui/core";
-import { ScriptManager, Script } from "@callstack/repack/client";
-import { messages as $en } from "@notesnook/intl/dist/locales/$en.json";
-import { messages as $pseudo } from "@notesnook/intl/dist/locales/$pseudo-LOCALE.json";
 import Config from "react-native-config";
 
-i18n.load({
-  en: __DEV__ && Config.isTesting !== "true" ? $pseudo : $en
+let domParser;
+Object.defineProperty(global, "DOMParser", {
+  get: () => {
+    if (!domParser) domParser = require("./worker.js");
+    return domParser.DOMParser;
+  }
 });
-setI18nGlobal(i18n);
+let buffer;
+Object.defineProperty(global, "Buffer", {
+  get: () => {
+    if (!buffer) buffer = require("buffer");
+    return buffer.Buffer;
+  }
+});
+
+if (__DEV__ && Config.isTesting !== "true") {
+  const messages =
+    require("@notesnook/intl/dist/locales/$pseudo-LOCALE.json").messages;
+  i18n.load({
+    en: messages
+  });
+} else {
+  const messages = require("@notesnook/intl/dist/locales/$en.json").messages;
+  i18n.load({
+    en: messages
+  });
+}
+
 i18n.activate("en");
 setI18nGlobal(i18n);
 
-try {
-  ScriptManager.shared.addResolver(async (scriptId) => {
-    // `scriptId` will be either 'student' or 'teacher'
+if (__DEV__) {
+  try {
+    const { ScriptManager, Script } = require("@callstack/repack/client");
+    ScriptManager.shared.addResolver(async (scriptId) => {
+      // `scriptId` will be either 'student' or 'teacher'
+
+      // In dev mode, resolve script location to dev server.
+      if (__DEV__) {
+        return {
+          url: Script.getDevServerURL(scriptId),
+          cache: false
+        };
+      }
 
-    // In dev mode, resolve script location to dev server.
-    if (__DEV__) {
       return {
-        url: Script.getDevServerURL(scriptId),
-        cache: false
+        url: Script.getFileSystemURL(scriptId)
       };
-    }
-
-    return {
-      url: Script.getFileSystemURL(scriptId)
-    };
-  });
-} catch (e) {
-  /** ignore error when running with metro bundler */
+    });
+  } catch (e) {
+    /** ignore error when running with metro bundler */
+  }
 }