diff --git a/assignments/hackyourtemperature/.gitignore b/assignments/hackyourtemperature/.gitignore
new file mode 100644
index 000000000..d16f63d9b
--- /dev/null
+++ b/assignments/hackyourtemperature/.gitignore
@@ -0,0 +1,2 @@
+node_modules/
+.env
\ No newline at end of file
diff --git a/assignments/hackyourtemperature/.idea/.gitignore b/assignments/hackyourtemperature/.idea/.gitignore
new file mode 100644
index 000000000..1c2fda565
--- /dev/null
+++ b/assignments/hackyourtemperature/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/assignments/hackyourtemperature/.idea/hackyourtemperature.iml b/assignments/hackyourtemperature/.idea/hackyourtemperature.iml
new file mode 100644
index 000000000..0b872d82d
--- /dev/null
+++ b/assignments/hackyourtemperature/.idea/hackyourtemperature.iml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="WEB_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.tmp" />
+      <excludeFolder url="file://$MODULE_DIR$/temp" />
+      <excludeFolder url="file://$MODULE_DIR$/tmp" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/assignments/hackyourtemperature/.idea/modules.xml b/assignments/hackyourtemperature/.idea/modules.xml
new file mode 100644
index 000000000..51ab5ccc4
--- /dev/null
+++ b/assignments/hackyourtemperature/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/hackyourtemperature.iml" filepath="$PROJECT_DIR$/.idea/hackyourtemperature.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/assignments/hackyourtemperature/.idea/vcs.xml b/assignments/hackyourtemperature/.idea/vcs.xml
new file mode 100644
index 000000000..2e3f6920d
--- /dev/null
+++ b/assignments/hackyourtemperature/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/assignments/hackyourtemperature/__tests__/app.test.js b/assignments/hackyourtemperature/__tests__/app.test.js
new file mode 100644
index 000000000..9adb01e60
--- /dev/null
+++ b/assignments/hackyourtemperature/__tests__/app.test.js
@@ -0,0 +1,31 @@
+import supertest from "supertest";
+import app from "../app.js";
+
+const request = supertest(app);
+
+describe("POST /weather", () => {
+  it("case1: (Valid city name) >>> should return weather data", async () => {
+    const response = await request
+      .post("/weather")
+      .send({ cityName: "London" });
+
+    expect(response.status).toBe(200);
+    expect(response.body).toContain("London");
+    // since the tempruture is not fixed, how should i do check it?
+  });
+
+  it("Case2: (Inavalid city name ) >>>  should return 500 error", async () => {
+    const response = await request
+      .post("/weather")
+      .send({ cityName: "Incorrect_CityName" });
+
+    expect(response.status).toBe(500);
+    expect(response.body).toBe("City is not found");
+  });
+
+  it("Case3: (Empty City Name) should return 400 error", async () => {
+    const response = await request.post("/weather").send({});
+    expect(response.status).toBe(400);
+    expect(response.body).toContain("Please provide a city name");
+  });
+});
diff --git a/assignments/hackyourtemperature/app.js b/assignments/hackyourtemperature/app.js
new file mode 100644
index 000000000..b7266d0d0
--- /dev/null
+++ b/assignments/hackyourtemperature/app.js
@@ -0,0 +1,59 @@
+import express from "express";
+import keys from "./sources/keys.js"; // to access it use keys.API_KEY
+import fetch from "node-fetch";
+import dotenv from "dotenv";
+
+dotenv.config();
+const app = express();
+
+app.use(express.json());
+
+//GET request that sends the message [hello from backend to frontend!] to the client
+app.get("/", (req, res) => {
+  res.send("Hello From Backend to Frontend");
+});
+
+// --------------5.1 Adding a POST request----------------
+app.post("/weather", (req, res) => {
+  const { cityName } = req.body;
+  console.log("City name received", cityName);
+
+  if (!cityName || typeof cityName !== "string" || !cityName.trim()) {
+    return res.status(400).json({ weatherText: "City name is required" });
+  }
+
+  // const cityWeatherUrl = `http://api.openweathermap.org/data/2.5/forecast?q=${cityName}&appid=${keys.API_KEY}`;
+
+  const cityWeatherUrl = `http://api.openweathermap.org/data/2.5/weather?q=${encodeURIComponent(
+    cityName.trim()
+  )}&appid=${keys.API_KEY}&units=metric`;
+
+  fetchWeather(cityWeatherUrl);
+
+  async function fetchWeather(URL) {
+    try {
+      const response = await fetch(URL);
+      if (!response.ok) {
+        return res.status(500).json({ weatherText: "Response not ok" });
+      }
+      const data = await response.json();
+      console.log("Weather data received", data);
+
+      if (data.cod === "404") {
+        return res.status(404).json({ weatherText: "City not found" });
+      }
+
+      const tempratureInCelsius = data.main.temp;
+
+      res.json({
+        weatherText: `Temperature in ${cityName}: ${tempratureInCelsius.toFixed(
+          2
+        )} °C`,
+      });
+    } catch (error) {
+      res.status(500).json({ weatherText: error.message });
+    }
+  }
+});
+
+export default app;
diff --git a/assignments/hackyourtemperature/babel.config.cjs b/assignments/hackyourtemperature/babel.config.cjs
new file mode 100644
index 000000000..fbb629af6
--- /dev/null
+++ b/assignments/hackyourtemperature/babel.config.cjs
@@ -0,0 +1,13 @@
+module.exports = {
+  presets: [
+    [
+      // This is a configuration, here we are telling babel what configuration to use
+      "@babel/preset-env",
+      {
+        targets: {
+          node: "current",
+        },
+      },
+    ],
+  ],
+};
diff --git a/assignments/hackyourtemperature/jest.config.js b/assignments/hackyourtemperature/jest.config.js
new file mode 100644
index 000000000..19ba9649e
--- /dev/null
+++ b/assignments/hackyourtemperature/jest.config.js
@@ -0,0 +1,8 @@
+export default {
+  // Tells jest that any file that has 2 .'s in it and ends with either js or jsx should be run through the babel-jest transformer
+  transform: {
+    "^.+\\.jsx?$": "babel-jest",
+  },
+  // By default our `node_modules` folder is ignored by jest, this tells jest to transform those as well
+  transformIgnorePatterns: [],
+};
diff --git a/assignments/hackyourtemperature/package.json b/assignments/hackyourtemperature/package.json
new file mode 100644
index 000000000..7e4698d74
--- /dev/null
+++ b/assignments/hackyourtemperature/package.json
@@ -0,0 +1,29 @@
+{
+  "name": "hackyourtemperature",
+  "type": "module",
+  "version": "1.0.0",
+  "description": "",
+  "main": "server.js",
+  "scripts": {
+    "test": "jest",
+    "start": "node server.js",
+    "dev": "nodemon server.js"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "@babel/preset-env": "^7.28.5",
+    "babel-jest": "^30.2.0",
+    "jest": "^30.2.0",
+    "nodemon": "^3.1.10",
+    "supertest": "^7.1.4"
+  },
+  "dependencies": {
+    "dotenv": "^17.2.3",
+    "express-handlebars": "^8.0.3",
+    "node-fetch": "^3.3.2",
+    "express": "^5.1.0"
+
+  }
+}
diff --git a/assignments/hackyourtemperature/server.js b/assignments/hackyourtemperature/server.js
new file mode 100644
index 000000000..d1124d49b
--- /dev/null
+++ b/assignments/hackyourtemperature/server.js
@@ -0,0 +1,5 @@
+import app from "./app.js";
+
+app.listen(3000, () => {
+  console.log("Server on Port 3000 is running");
+});
diff --git a/assignments/hackyourtemperature/sources/keys.js b/assignments/hackyourtemperature/sources/keys.js
new file mode 100644
index 000000000..e46ad37f7
--- /dev/null
+++ b/assignments/hackyourtemperature/sources/keys.js
@@ -0,0 +1 @@
+export default { API_KEY: "d63cf1893cfbd168dfb340b341a8c03e" };