diff --git a/package-lock.json b/package-lock.json
index 2ced226..314b4b9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.0.0",
       "license": "ISC",
       "dependencies": {
-        "dotenv": "^16.3.1",
+        "dotenv": "^16.4.0",
         "express-expeditious": "^4.0.0",
         "mongoose": "^8.1.0",
         "morgan": "^1.10.0"
@@ -631,9 +631,9 @@
       }
     },
     "node_modules/dotenv": {
-      "version": "16.3.1",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.3.1.tgz",
-      "integrity": "sha512-IPzF4w4/Rd94bA9imS68tZBaYyBWSCE47V1RGuMrB94iyTOIEwRmVL2x/4An+6mETpLrKJ5hQkB8W4kFAadeIQ==",
+      "version": "16.4.0",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.0.tgz",
+      "integrity": "sha512-WvImr5kpN5NGNn7KaDjJnLTh5rDVLZiDf/YLA8T1ZEZEBZNEDOE+mnkS0PVjPax8ZxBP5zC5SLMB3/9VV5de9g==",
       "engines": {
         "node": ">=12"
       },
diff --git a/package.json b/package.json
index f1b4c5a..e129cac 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "typescript": "^5.3.3"
   },
   "dependencies": {
-    "dotenv": "^16.3.1",
+    "dotenv": "^16.4.0",
     "express-expeditious": "^4.0.0",
     "mongoose": "^8.1.0",
     "morgan": "^1.10.0"
diff --git a/src/config/mongo.config.ts b/src/config/mongo.config.ts
new file mode 100644
index 0000000..4a5a76a
--- /dev/null
+++ b/src/config/mongo.config.ts
@@ -0,0 +1,13 @@
+import mongoose from "mongoose";
+
+const db = process.env.URI
+
+const connection = async () => {
+    try {
+        await mongoose.connect(db)
+    } catch (error) {
+        console.error(error)
+    }
+}
+
+export default connection
\ No newline at end of file
diff --git a/src/index.ts b/src/index.ts
index 1396a7c..88beefb 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -2,8 +2,10 @@ import express, { Express } from "express";
 import morgan from "morgan";
 import cors from "cors";
 import dotenv from "dotenv"
+import connection from "./config/mongo.config";
 
 dotenv.config()
+connection()
 
 const app: Express = express();
 const port = process.env.PORT;
diff --git a/src/model/user.model.ts b/src/model/user.model.ts
new file mode 100644
index 0000000..2cbe1ae
--- /dev/null
+++ b/src/model/user.model.ts
@@ -0,0 +1,45 @@
+import mongoose from "mongoose";
+
+const user = new mongoose.Schema({
+  username: {
+    type: String,
+    require: true,
+    maxLength: 40,
+  },
+
+  lastName: {
+    type: String,
+    require: true,
+    maxLength: 40,
+  },
+
+  city: {
+    type: String,
+    require: true,
+    maxLenght: 20,
+  },
+
+  mountPrestamo: {
+    type: Number,
+    require: true,
+  },
+
+  totalInteres: {
+    type: Number,
+  },
+
+  totalSumadoInteres: {
+    type: Number,
+  },
+
+  mount: {
+    type: Number,
+  },
+});
+
+export const userModel = mongoose.model("users", user);
+// Javascript -> tipado dinamico
+// example const username = "jafete"
+
+// TypeScript -> tipado fuerte
+// example -> const username: string = "jafete"