diff --git a/.eslintignore b/.eslintignore
index b6b3ec9ff8..e528048818 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -5,6 +5,7 @@ api-server/src/public/**
 api-server/lib/**
 tools/contributor/**
 tools/scripts/build/ensure-env.js
+tools/scripts/lint/validate-keys.js
 tools/scripts/build/tsconfig.tsbuildinfo
 config/i18n/all-langs.js
 config/certification-settings.js
diff --git a/.eslintrc.json b/.eslintrc.json
index 4d6f6fc7a9..332c7d8ff5 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -47,7 +47,7 @@
         "project": [
           "./tsconfig.json",
           "./tools/ui-components/tsconfig.json",
-          "./tools/scripts/build/tsconfig.json"
+          "./tools/tsconfig.json"
         ]
       },
       "extends": [
diff --git a/.gitignore b/.gitignore
index 527f49ec17..0719e79262 100644
--- a/.gitignore
+++ b/.gitignore
@@ -167,7 +167,8 @@ config/i18n/all-langs.js
 config/certification-settings.js
 
 tools/scripts/build/ensure-env.js
-tools/scripts/build/tsconfig.tsbuildinfo
+tools/tsconfig.tsbuildinfo
+tools/scripts/lint/validate-keys.js
 
 ### vim ###
 # Swap
diff --git a/.prettierignore b/.prettierignore
index 449ccbf291..d782f937b9 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -10,4 +10,5 @@ config/certification-settings.js
 client/i18n/**/*.json
 docs/i18n
 **/package-lock.json
-tools/scripts/build/ensure-env.js
\ No newline at end of file
+tools/scripts/build/ensure-env.js
+tools/scripts/lint/validate-keys.js
\ No newline at end of file
diff --git a/client/package.json b/client/package.json
index 3004952263..1caafa693e 100644
--- a/client/package.json
+++ b/client/package.json
@@ -19,18 +19,18 @@
   "author": "freeCodeCamp <team@freecodecamp.org>",
   "main": "none",
   "scripts": {
-    "prebuild": "tsc -p ../tools/scripts/build/ && node ../tools/scripts/build/ensure-env.js && npm run build:workers -- --env production",
+    "prebuild": "tsc -p ../tools/ && node ../tools/scripts/build/ensure-env.js && npm run build:workers -- --env production",
     "build": "node --max_old_space_size=7168 node_modules/gatsby-cli build --prefix-paths",
     "build:workers": "node --max_old_space_size=7168 node_modules/webpack-cli/bin/cli --config ./webpack-workers.js",
     "clean": "gatsby clean",
-    "predevelop": "tsc -p ../tools/scripts/build/ && node ../tools/scripts/build/ensure-env.js && npm run build:workers -- --env development",
+    "predevelop": "tsc -p ../tools/ && node ../tools/scripts/build/ensure-env.js && npm run build:workers -- --env development",
     "develop": "node --max_old_space_size=4000 node_modules/gatsby-cli develop --inspect=9230",
     "lint": "node ./i18n/schema-validation.js",
     "serve": "gatsby serve -p 8000",
     "serve-ci": "serve -l 8000 -c ../serve.json public",
     "prestand-alone": "npm run prebuild",
     "stand-alone": "gatsby develop",
-    "validate-keys": "node ./i18n/validate-keys.js"
+    "validate-keys": "tsc -p ../tools/ && node ../tools/scripts/lint/validate-keys.js"
   },
   "dependencies": {
     "@babel/plugin-proposal-export-default-from": "7.16.0",
diff --git a/package.json b/package.json
index fdcfc2c978..d504afede7 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "build:server": "cd ./api-server && npm run build",
     "clean": "npm-run-all clean:build-files clean:client clean:server clean:packages clean:root-deps",
     "clean-and-develop": "npm run clean && npm ci && npm run develop",
-    "clean:build-files": "shx rm ./tools/scripts/build/tsconfig.tsbuildinfo",
+    "clean:build-files": "shx rm ./tools/tsconfig.tsbuildinfo",
     "clean:client": "cd ./client && npm run clean",
     "clean:curriculum": "shx rm ./config/curriculum.json",
     "clean:gatsby-site": "npm run clean:client",
@@ -56,7 +56,7 @@
     "e2e:dev:watch": "start-test develop ':3000/status/ping|8000' cypress:dev:watch",
     "e2e:prd:run": "npm run build && start-test ':3000/status/ping|8000' cypress:dev:run",
     "e2e:prd:watch": "npm run build && start-test ':3000/status/ping|8000' cypress:dev:watch",
-    "ensure-env": "cd ./tools/scripts/build/ && tsc --incremental && cross-env DEBUG=fcc:* node ./ensure-env.js",
+    "ensure-env": "cd ./tools/ && tsc --incremental && cross-env DEBUG=fcc:* node ./scripts/build/ensure-env.js",
     "format": "run-s format:eslint format:prettier",
     "format:eslint": "eslint . --fix",
     "format:prettier": "prettier --write .",
@@ -65,7 +65,7 @@
     "lint": "npm-run-all ensure-env -p lint:*",
     "lint:challenges": "cd ./curriculum && npm run lint",
     "lint:js": "eslint --max-warnings 0 .",
-    "lint:ts": "tsc && tsc -p tools/ui-components && tsc -p tools/scripts/build",
+    "lint:ts": "tsc && tsc -p tools/ui-components && tsc -p tools",
     "lint:prettier": "prettier --list-different .",
     "postinstall": "npm run bootstrap",
     "seed": "cross-env DEBUG=fcc:* node ./tools/scripts/seed/seedAuthUser",
diff --git a/tools/scripts/build/tsconfig.json b/tools/scripts/build/tsconfig.json
deleted file mode 100644
index 32a028d99a..0000000000
--- a/tools/scripts/build/tsconfig.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "compilerOptions": {
-    "typeRoots": ["../../node_modules/@types"],
-    "types": ["node"]
-  }
-}
diff --git a/client/i18n/validate-keys.js b/tools/scripts/lint/validate-keys.ts
similarity index 55%
rename from client/i18n/validate-keys.js
rename to tools/scripts/lint/validate-keys.ts
index 264c0c1601..069596978c 100644
--- a/client/i18n/validate-keys.js
+++ b/tools/scripts/lint/validate-keys.ts
@@ -1,28 +1,32 @@
-const fs = require('fs');
-const path = require('path');
-const introObject = require('./locales/english/intro.json');
-const linksObject = require('./locales/english/links.json');
-const metaObject = require('./locales/english/meta-tags.json');
-const motivationObject = require('./locales/english/motivation.json');
-const translationsObject = require('./locales/english/translations.json');
-const trendingObject = require('./locales/english/trending.json');
+import fs from 'fs';
+import path from 'path';
+import introObject from '../../../client/i18n/locales/english/intro.json';
+import linksObject from '../../../client/i18n/locales/english/links.json';
+import metaObject from '../../../client/i18n/locales/english/meta-tags.json';
+import motivationObject from '../../../client/i18n/locales/english/motivation.json';
+import translationsObject from '../../../client/i18n/locales/english/translations.json';
+import trendingObject from '../../../client/i18n/locales/english/trending.json';
 
 /**
  * Function to flatten a nested object. Written specifically for
  * our translation flow, the `namespace` value is used to create the
  * property chains that are used in the i18n replacement scripts.
- * @param {Object} obj
- * @param {string} namespace
  */
-const flattenAnObject = (obj, namespace = '') => {
-  const flattened = {};
-  Object.keys(obj).forEach(key => {
+const flattenAnObject = (
+  obj: Record<string, unknown>,
+  namespace = ''
+): Record<string, unknown> => {
+  const flattened: Record<string, unknown> = {};
+  Object.keys(obj).forEach((key: string) => {
     if (Array.isArray(obj[key])) {
       flattened[namespace ? `${namespace}.${key}` : key] = obj[key];
     } else if (typeof obj[key] === 'object') {
       Object.assign(
         flattened,
-        flattenAnObject(obj[key], namespace ? `${namespace}.${key}` : key)
+        flattenAnObject(
+          obj[key] as Record<string, unknown>,
+          namespace ? `${namespace}.${key}` : key
+        )
       );
     } else {
       flattened[namespace ? `${namespace}.${key}` : key] = obj[key];
@@ -31,25 +35,26 @@ const flattenAnObject = (obj, namespace = '') => {
   return flattened;
 };
 
-const translationKeys = Object.keys(flattenAnObject(translationsObject));
-const metaKeys = Object.keys(flattenAnObject(metaObject));
-const motivationKeys = Object.keys(flattenAnObject(motivationObject));
-const introKeys = Object.keys(flattenAnObject(introObject));
-const trendingKeys = Object.keys(flattenAnObject(trendingObject));
-const linksKeys = Object.keys(flattenAnObject(linksObject));
+const translationKeys: string[] = Object.keys(
+  flattenAnObject(translationsObject)
+);
+const metaKeys: string[] = Object.keys(flattenAnObject(metaObject));
+const motivationKeys: string[] = Object.keys(flattenAnObject(motivationObject));
+const introKeys: string[] = Object.keys(flattenAnObject(introObject));
+const trendingKeys: string[] = Object.keys(flattenAnObject(trendingObject));
+const linksKeys: string[] = Object.keys(flattenAnObject(linksObject));
 
 /**
  * Recursively read through the directory, grabbing .js files
  * in each nested subdirectory and concatenating them all in
  * to one string.
- * @param {String} filePath
  */
-const readComponentCode = filePath => {
+const readComponentCode = (filePath: string): string => {
   let code = '';
-  const isItFolder = fs.lstatSync(filePath).isDirectory();
+  const isItFolder: boolean = fs.lstatSync(filePath).isDirectory();
   if (isItFolder) {
-    const contents = fs.readdirSync(filePath);
-    contents.forEach(file => {
+    const contents: string[] = fs.readdirSync(filePath);
+    contents.forEach((file: string) => {
       code += readComponentCode(path.join(filePath + '/' + file));
     });
   } else {
@@ -61,8 +66,10 @@ const readComponentCode = filePath => {
   return code;
 };
 
-const clientCodebase = readComponentCode(path.join(process.cwd() + '/src'));
-const serverCodebase = readComponentCode(
+const clientCodebase: string = readComponentCode(
+  path.join(process.cwd() + '/src')
+);
+const serverCodebase: string = readComponentCode(
   path.join(process.cwd() + '/../api-server/src/server')
 );
 
diff --git a/tools/tsconfig.json b/tools/tsconfig.json
new file mode 100644
index 0000000000..c673ccc158
--- /dev/null
+++ b/tools/tsconfig.json
@@ -0,0 +1,13 @@
+{
+  "include": [
+    "./scripts/lint/validate-keys.ts",
+    "./scripts/build/ensure-env.ts"
+  ],
+  "compilerOptions": {
+    "esModuleInterop": true,
+    "resolveJsonModule": true,
+    "allowSyntheticDefaultImports": true,
+    "typeRoots": ["../node_modules/@types"],
+    "types": ["node"]
+  }
+}