diff --git a/frontend/.oxlintrc.json b/frontend/.oxlintrc.json
index b5ef63ba9d..da3e94f832 100644
--- a/frontend/.oxlintrc.json
+++ b/frontend/.oxlintrc.json
@@ -265,7 +265,8 @@
         "shared/**/*.{js,mjs,jsx,ts,tsx}"
       ],
       "rules": {
-        "typescript/no-explicit-any": "error"
+        "typescript/no-explicit-any": "error",
+        "typescript/no-unnecessary-type-assertion": "error"
       },
       "env": {
         "browser": true
@@ -285,7 +286,8 @@
         "editor/src/core/utils/**/*.{js,mjs,jsx,ts,tsx}"
       ],
       "rules": {
-        "typescript/no-explicit-any": "off"
+        "typescript/no-explicit-any": "off",
+        "typescript/no-unnecessary-type-assertion": "off"
       }
     },
     {
diff --git a/frontend/eslint.config.mjs b/frontend/eslint.config.mjs
index 81698ddde6..642d17a9e3 100644
--- a/frontend/eslint.config.mjs
+++ b/frontend/eslint.config.mjs
@@ -161,7 +161,7 @@ export default defineConfig(
       ],
     },
   },
-  // Stricter rules that not all sub-folders are conformant to yet.
+  // Stricter rules that not all sub-folders are conformant to yet
   {
     files: srcGlobs,
     ignores: [
@@ -195,8 +195,15 @@ export default defineConfig(
       "editor/src/core/types/*.{js,mjs,jsx,ts,tsx}",
       "editor/src/core/utils/*.{js,mjs,jsx,ts,tsx}",
     ],
+    languageOptions: {
+      parserOptions: {
+        project: true,
+        tsconfigRootDir: import.meta.dirname,
+      },
+    },
     rules: {
       "@typescript-eslint/no-explicit-any": "error",
+      "@typescript-eslint/no-unnecessary-type-assertion": "error",
     },
   },
   // Config for browser scripts
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 30a0cb2556..5bc12a35cb 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -123,6 +123,7 @@
         "msw-storybook-addon": "^2.0.7",
         "oxfmt": "0.55.0",
         "oxlint": "1.70.0",
+        "oxlint-tsgolint": "0.23.0",
         "postcss": "^8.5.12",
         "postcss-cli": "^11.0.1",
         "postcss-preset-mantine": "^1.18.0",
@@ -3487,6 +3488,90 @@
         "node": "^20.19.0 || >=22.12.0"
       }
     },
+    "node_modules/@oxlint-tsgolint/darwin-arm64": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/@oxlint-tsgolint/darwin-arm64/-/darwin-arm64-0.23.0.tgz",
+      "integrity": "sha512-gOs9PVr2wEg4ox9z0aJo+RKhhImW86YL5N6yav8BK/rgPsIrwN/igSZ+pbRr723NFvUNKde9fgMhRA6JrXAOZw==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ]
+    },
+    "node_modules/@oxlint-tsgolint/darwin-x64": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/@oxlint-tsgolint/darwin-x64/-/darwin-x64-0.23.0.tgz",
+      "integrity": "sha512-kjJ8B+7n4tB9VJdxS5A9GdJt6/bYpzbu4lXp2uO1S3sRmCB5gDEABlGoiePNApRWaW+xqL4b4xgiE727jSLhuA==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ]
+    },
+    "node_modules/@oxlint-tsgolint/linux-arm64": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/@oxlint-tsgolint/linux-arm64/-/linux-arm64-0.23.0.tgz",
+      "integrity": "sha512-6dCZuKNu135seMXilkRk9SpCx6i1XgmiipYGalLij5WVRX6ZYS8c4xI7preN/zv9fCXhsQclTIMDu2Y/cytTjw==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ]
+    },
+    "node_modules/@oxlint-tsgolint/linux-x64": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/@oxlint-tsgolint/linux-x64/-/linux-x64-0.23.0.tgz",
+      "integrity": "sha512-3bdilnyA7kmSTjK27rvjIjSxL5SIg3wt7vwNiRkouWB83ytssyKnuGvxSYJxgMEmFpSutzaBzcCUM2jDtPGcgA==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ]
+    },
+    "node_modules/@oxlint-tsgolint/win32-arm64": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/@oxlint-tsgolint/win32-arm64/-/win32-arm64-0.23.0.tgz",
+      "integrity": "sha512-j+OEp44SVYiQ+ZD+uttsX7u6L9SvmbbQ77SO1pSFCcJlsVMeCk8qZsjhKfGKuT/jIA+ipOJMVs/+pqUfObBWNw==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ]
+    },
+    "node_modules/@oxlint-tsgolint/win32-x64": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/@oxlint-tsgolint/win32-x64/-/win32-x64-0.23.0.tgz",
+      "integrity": "sha512-5MyjFuqf+g8OUPJBSGWHJtmoWnzFJYyOg4To9WMQshZYEWig/vtu7JtJ03VWnzHv9LJkAUeApY0gVCOywFR/iQ==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ]
+    },
     "node_modules/@oxlint/binding-android-arm-eabi": {
       "version": "1.70.0",
       "resolved": "https://registry.npmjs.org/@oxlint/binding-android-arm-eabi/-/binding-android-arm-eabi-1.70.0.tgz",
@@ -13407,6 +13492,24 @@
         }
       }
     },
+    "node_modules/oxlint-tsgolint": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/oxlint-tsgolint/-/oxlint-tsgolint-0.23.0.tgz",
+      "integrity": "sha512-3mBv3CoPbh8dFbzfDGIWa2ytZjn2v+3EX4aKRXjIhsoGFzG8GCjfRirz3rwZf1wYbZzsNLTSgpw8VjQuWdp/jA==",
+      "dev": true,
+      "license": "MIT",
+      "bin": {
+        "tsgolint": "bin/tsgolint.js"
+      },
+      "optionalDependencies": {
+        "@oxlint-tsgolint/darwin-arm64": "0.23.0",
+        "@oxlint-tsgolint/darwin-x64": "0.23.0",
+        "@oxlint-tsgolint/linux-arm64": "0.23.0",
+        "@oxlint-tsgolint/linux-x64": "0.23.0",
+        "@oxlint-tsgolint/win32-arm64": "0.23.0",
+        "@oxlint-tsgolint/win32-x64": "0.23.0"
+      }
+    },
     "node_modules/p-cancelable": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/p-cancelable/-/p-cancelable-4.0.1.tgz",
diff --git a/frontend/package.json b/frontend/package.json
index 780327fe6a..606bc0b787 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -144,6 +144,7 @@
     "msw-storybook-addon": "^2.0.7",
     "oxfmt": "0.55.0",
     "oxlint": "1.70.0",
+    "oxlint-tsgolint": "0.23.0",
     "postcss": "^8.5.12",
     "postcss-cli": "^11.0.1",
     "postcss-preset-mantine": "^1.18.0",