diff --git a/content/videos.json b/content/videos.json
index 493ed288c..95ccc826d 100644
--- a/content/videos.json
+++ b/content/videos.json
@@ -1,4 +1,15 @@
 [
+  {
+    "id": "big-o-notation",
+    "title": "Big O Notation — Calculating Time Complexity",
+    "description": "Learn what the Big-O notation is and how to calculate the time complexity of an algorithm.",
+    "isPro": false,
+    "youtubeLink": "https://www.youtube.com/watch?v=Z0bH0cMY0E8",
+    "authorUsername": "kamranahmedse",
+    "duration": "8 minutes",
+    "updatedAt": "2021-10-25T19:59:14.191Z",
+    "createdAt": "2021-10-25T19:59:14.191Z"
+  },
   {
     "id": "yaml-in-depth",
     "title": "YAML in Depth",
diff --git a/content/videos/big-o-notation.md b/content/videos/big-o-notation.md
new file mode 100644
index 000000000..1203c455a
--- /dev/null
+++ b/content/videos/big-o-notation.md
@@ -0,0 +1 @@
+<iframe src="https://www.youtube.com/embed/Z0bH0cMY0E8" title="Big O Notation — Calculating Time Complexity" />
diff --git a/package-lock.json b/package-lock.json
index acc9c867f..51349ac28 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -29,6 +29,8 @@
       },
       "devDependencies": {
         "@types/eslint": "7.28.0",
+        "@types/gh-pages": "^3.2.0",
+        "@types/glob": "^7.1.4",
         "@types/react": "17.0.16",
         "@types/react-dom": "17.0.2",
         "@types/styled-components": "^5.1.12",
@@ -3346,6 +3348,22 @@
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       "dev": true
     },
+    "node_modules/@types/gh-pages": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/@types/gh-pages/-/gh-pages-3.2.0.tgz",
+      "integrity": "sha512-8N1e1SNedKoYQzQqkMS6OJCIFyuqxEZc2/upyT1ay7WVImUpCJTPKaaBmNzXR/fjbJKacG4lPPrNH+j4tG1g7A==",
+      "dev": true
+    },
+    "node_modules/@types/glob": {
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/@types/glob/-/glob-7.2.0.tgz",
+      "integrity": "sha512-ZUxbzKl0IfJILTS6t7ip5fQQM/J3TJYubDm3nMbgubNNYS62eXeUpoLUC8/7fJNiFYHTrGPQn7hspDUzIHX3UA==",
+      "dev": true,
+      "dependencies": {
+        "@types/minimatch": "*",
+        "@types/node": "*"
+      }
+    },
     "node_modules/@types/hast": {
       "version": "2.3.4",
       "resolved": "https://registry.npmjs.org/@types/hast/-/hast-2.3.4.tgz",
@@ -13889,6 +13907,22 @@
       "integrity": "sha512-C6N5s2ZFtuZRj54k2/zyRhNDjJwwcViAM3Nbm8zjBpbqAdZ00mr0CFxvSKeO8Y/e03WVFLpQMdHYVfUd6SB+Hw==",
       "dev": true
     },
+    "@types/gh-pages": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/@types/gh-pages/-/gh-pages-3.2.0.tgz",
+      "integrity": "sha512-8N1e1SNedKoYQzQqkMS6OJCIFyuqxEZc2/upyT1ay7WVImUpCJTPKaaBmNzXR/fjbJKacG4lPPrNH+j4tG1g7A==",
+      "dev": true
+    },
+    "@types/glob": {
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/@types/glob/-/glob-7.2.0.tgz",
+      "integrity": "sha512-ZUxbzKl0IfJILTS6t7ip5fQQM/J3TJYubDm3nMbgubNNYS62eXeUpoLUC8/7fJNiFYHTrGPQn7hspDUzIHX3UA==",
+      "dev": true,
+      "requires": {
+        "@types/minimatch": "*",
+        "@types/node": "*"
+      }
+    },
     "@types/hast": {
       "version": "2.3.4",
       "resolved": "https://registry.npmjs.org/@types/hast/-/hast-2.3.4.tgz",
diff --git a/yarn.lock b/yarn.lock
index be47510e2..81d25fffa 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1993,6 +1993,19 @@
   "resolved" "https://registry.npmjs.org/@types/estree/-/estree-0.0.50.tgz"
   "version" "0.0.50"
 
+"@types/gh-pages@^3.2.0":
+  "integrity" "sha512-8N1e1SNedKoYQzQqkMS6OJCIFyuqxEZc2/upyT1ay7WVImUpCJTPKaaBmNzXR/fjbJKacG4lPPrNH+j4tG1g7A=="
+  "resolved" "https://registry.npmjs.org/@types/gh-pages/-/gh-pages-3.2.0.tgz"
+  "version" "3.2.0"
+
+"@types/glob@^7.1.4":
+  "integrity" "sha512-ZUxbzKl0IfJILTS6t7ip5fQQM/J3TJYubDm3nMbgubNNYS62eXeUpoLUC8/7fJNiFYHTrGPQn7hspDUzIHX3UA=="
+  "resolved" "https://registry.npmjs.org/@types/glob/-/glob-7.2.0.tgz"
+  "version" "7.2.0"
+  dependencies:
+    "@types/minimatch" "*"
+    "@types/node" "*"
+
 "@types/hast@^2.0.0":
   "integrity" "sha512-wLEm0QvaoawEDoTRwzTXp4b4jpwiJDvR5KMnFnVodm3scufTlBOWRD6N1OBf9TZMhjlNsSfcO5V+7AF4+Vy+9g=="
   "resolved" "https://registry.npmjs.org/@types/hast/-/hast-2.3.4.tgz"
@@ -2037,7 +2050,7 @@
   dependencies:
     "@types/unist" "*"
 
-"@types/minimatch@^3.0.3":
+"@types/minimatch@*", "@types/minimatch@^3.0.3":
   "integrity" "sha512-Klz949h02Gz2uZCMGwDUSDS1YBlTdDDgbWHi+81l29tQALUtvz4rAYi5uoVhE5Lagoq6DeqAUlbrHvW/mXDgdQ=="
   "resolved" "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.5.tgz"
   "version" "3.0.5"