diff --git a/mobile/eslint.config.js b/mobile/eslint.config.js
index 742ef30a..2e102810 100644
--- a/mobile/eslint.config.js
+++ b/mobile/eslint.config.js
@@ -12,9 +12,13 @@ export default tseslint.config(
       "dist/**",
       "coverage/**",
       "jest.config.js",
+      "jest.config.cjs",
       "jest.setup.js",
+      "jest.setup.cjs",
       "metro.config.js",
       "eslint.config.js",
+      "babel.config.js",
+      "**/*.cjs",
     ],
   },
   // Config for React Native app files
diff --git a/web/vite.config.ts b/web/vite.config.ts
index 23299712..e35f3c2e 100644
--- a/web/vite.config.ts
+++ b/web/vite.config.ts
@@ -43,6 +43,10 @@ export default defineConfig(() => ({
       "@local/types": path.resolve(__dirname, "../shared/types"),
       "@pezkuwi/components": path.resolve(__dirname, "../shared/components"),
       "@shared": path.resolve(__dirname, "../shared"),
+      // Node polyfill shims for shared folder (outside web workspace)
+      'vite-plugin-node-polyfills/shims/buffer': path.resolve(__dirname, './src/tests/mocks/buffer-shim.ts'),
+      'vite-plugin-node-polyfills/shims/global': path.resolve(__dirname, './src/tests/mocks/global-shim.ts'),
+      'vite-plugin-node-polyfills/shims/process': path.resolve(__dirname, './src/tests/mocks/process-shim.ts'),
     },
     dedupe: ['react', 'lucide-react', 'sonner', '@pezkuwi/util-crypto', '@pezkuwi/util', '@pezkuwi/api', '@pezkuwi/extension-dapp', '@pezkuwi/keyring'],
   },