diff --git a/backend/.env.example b/backend/.env.example
deleted file mode 100644
index c743b02..0000000
--- a/backend/.env.example
+++ /dev/null
@@ -1,13 +0,0 @@
-# Server
-PORT=3000
-NODE_ENV=development
-
-# Database
-DATABASE_URL=postgresql://user:password@localhost:5432/optihack
-
-# JWT
-JWT_SEED=your_super_secret_jwt_seed_here_change_in_production
-JWT_EXPIRES_IN=7d
-
-# Bcrypt
-BCRYPT_ROUNDS=10
diff --git a/backend/src/app.ts b/backend/src/app.ts
index 40fd2ec..c29f054 100644
--- a/backend/src/app.ts
+++ b/backend/src/app.ts
@@ -1,10 +1,4 @@
-/**
- * app.ts
- * Punto de entrada de la aplicación.
- * - Inicia el servidor
- * - Conecta a la base de datos
- * - Maneja errores globales
- */
+
 
 import "dotenv/config";
 import { env } from "./config/env.js";
@@ -14,11 +8,10 @@ import { prisma } from "./data/postgres/index.js";
 
 async function main() {
   try {
-    // Verificar conexión a la base de datos
     await prisma.$connect();
-    console.log("✓ Database connected");
+    console.log("Database connected");
+
 
-    // Crear y iniciar el servidor
     const server = new Server({
       port: env.PORT,
       routes: AppRoutes.routes,
@@ -26,7 +19,7 @@ async function main() {
 
     await server.start();
   } catch (error) {
-    console.error("✗ Error starting application:", error);
+    console.error(" Error starting application:", error);
     process.exit(1);
   }
 }
diff --git a/backend/src/config/bcrypt.ts b/backend/src/config/bcrypt.ts
index bcc6e62..53c4297 100644
--- a/backend/src/config/bcrypt.ts
+++ b/backend/src/config/bcrypt.ts
@@ -1,8 +1,4 @@
-/**
- * bcrypt.ts
- * BcryptAdapter: hashea y compara contraseñas.
- * Encapsula toda la lógica de bcrypt en un lugar.
- */
+
 
 import bcrypt from "bcryptjs";
 import { env } from "./env.js";
diff --git a/backend/src/config/env.ts b/backend/src/config/env.ts
index b599db4..62a1d0e 100644
--- a/backend/src/config/env.ts
+++ b/backend/src/config/env.ts
@@ -1,8 +1,4 @@
-/**
- * env.ts
- * Lee y valida las variables de entorno.
- * Centraliza toda la configuración que viene del .env
- */
+
 
 const getEnvVar = (key: string, defaultValue?: string): string => {
   const value = process.env[key];
diff --git a/backend/src/data/cache/notification-cache.impl.ts b/backend/src/data/cache/notification-cache.impl.ts
new file mode 100644
index 0000000..0f09cba
--- /dev/null
+++ b/backend/src/data/cache/notification-cache.impl.ts
@@ -0,0 +1,17 @@
+import type { NotificationCacheRepository } from "../../domain/repositories/notification-cache.repository.js";
+
+export class InMemoryNotificationCache implements NotificationCacheRepository {
+  private readonly sent = new Set<string>();
+
+  async wasSent(key: string): Promise<boolean> {
+    return this.sent.has(key);
+  }
+
+  async markSent(key: string): Promise<void> {
+    this.sent.add(key);
+  }
+
+  async clear(): Promise<void> {
+    this.sent.clear();
+  }
+}
\ No newline at end of file
diff --git a/backend/src/data/mocks/colonias.mock.ts b/backend/src/data/mocks/colonias.mock.ts
new file mode 100644
index 0000000..04037c0
--- /dev/null
+++ b/backend/src/data/mocks/colonias.mock.ts
@@ -0,0 +1,17 @@
+
+
+export interface Colonia {
+  colonia: string;
+  routeId: string;
+  horarioEstimado: string;
+}
+
+export const colonias: Colonia[] = [
+  { colonia: "Zona Centro",      routeId: "RUTA-01", horarioEstimado: "Matutino (06:30 - 07:15)" },
+  { colonia: "Las Arboledas",    routeId: "RUTA-01", horarioEstimado: "Matutino (07:00 - 07:30)" },
+  { colonia: "Trojes",           routeId: "RUTA-13", horarioEstimado: "Matutino (06:40 - 07:10)" },
+  { colonia: "San Juanico",      routeId: "RUTA-03", horarioEstimado: "Matutino (06:45 - 07:15)" },
+  { colonia: "Los Olivos",       routeId: "RUTA-04", horarioEstimado: "Matutino (07:00 - 07:40)" },
+  { colonia: "Rancho Seco",      routeId: "RUTA-05", horarioEstimado: "Vespertino (14:15 - 15:00)" },
+  { colonia: "Las Insurgentes",  routeId: "RUTA-12", horarioEstimado: "Matutino (06:35 - 07:10)" },
+];
\ No newline at end of file
diff --git a/backend/src/data/mocks/notification-types.mock.ts b/backend/src/data/mocks/notification-types.mock.ts
new file mode 100644
index 0000000..3d752ce
--- /dev/null
+++ b/backend/src/data/mocks/notification-types.mock.ts
@@ -0,0 +1,47 @@
+
+
+export const NotificationType = {
+  ROUTE_START: "ROUTE_START",
+  TRUCK_PROXIMITY: "TRUCK_PROXIMITY",
+  ROUTE_COMPLETED: "ROUTE_COMPLETED",
+  DELAY: "DELAY",
+  MECHANICAL_FAILURE: "MECHANICAL_FAILURE",
+} as const;
+
+export type NotificationType =
+  (typeof NotificationType)[keyof typeof NotificationType];
+
+export interface NotificationPayload {
+  title: string;
+  body: string;
+}
+
+export const notificationPayloads: Record<NotificationType, NotificationPayload> = {
+  ROUTE_START: {
+    title: "¡Ruta Iniciada!",
+    body: "El camión recolector ha salido del Relleno Sanitario rumbo a tu sector. Asegúrate de tener listos tus residuos.",
+  },
+  TRUCK_PROXIMITY: {
+    title: "Camión Cercano",
+    body: "El camión está a menos de 15 minutos de tu domicilio. Es momento de sacar tus bolsas a la acera.",
+  },
+  ROUTE_COMPLETED: {
+    title: "Servicio Finalizado",
+    body: "El camión de tu sector ha concluido su jornada de recolección diaria.",
+  },
+  DELAY: {
+    title: "Retraso en la ruta",
+    body: "La ruta presenta retraso por tráfico. Te avisaremos cuando el camión esté cerca.",
+  },
+  MECHANICAL_FAILURE: {
+    title: "Falla mecánica",
+    body: "El camión de tu sector presenta una falla mecánica. La recolección puede retrasarse.",
+  },
+};
+
+
+export const positionTriggers: Record<number, NotificationType> = {
+  2: NotificationType.ROUTE_START,
+  4: NotificationType.TRUCK_PROXIMITY,
+  8: NotificationType.ROUTE_COMPLETED,
+};
\ No newline at end of file
diff --git a/backend/src/data/mocks/routes.mock.ts b/backend/src/data/mocks/routes.mock.ts
new file mode 100644
index 0000000..1a61b93
--- /dev/null
+++ b/backend/src/data/mocks/routes.mock.ts
@@ -0,0 +1,259 @@
+
+export interface RoutePosition {
+  positionId: number;
+  lat: number;
+  lng: number;
+  speed: number;
+  timestamp: string;
+}
+ 
+export interface MockRoute {
+  routeId: string;
+  name: string;
+  truckId: number;
+  status: "EN_RUTA" | "DETENIDO" | "FINALIZADO" | "FALLA";
+  positions: RoutePosition[];
+}
+ 
+export const routes: MockRoute[] = [
+  {
+    routeId: "RUTA-01",
+    name: "Zona Centro - Las Arboledas",
+    truckId: 101,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:00:00Z" },
+      { positionId: 2, lat: 20.5185, lng: -100.8450, speed: 45, timestamp: "2026-05-22T06:12:00Z" },
+      { positionId: 3, lat: 20.5215, lng: -100.8142, speed: 22, timestamp: "2026-05-22T06:25:00Z" },
+      { positionId: 4, lat: 20.5212, lng: -100.8175, speed: 15, timestamp: "2026-05-22T06:38:00Z" },
+      { positionId: 5, lat: 20.5210, lng: -100.8210, speed: 0,  timestamp: "2026-05-22T06:50:00Z" },
+      { positionId: 6, lat: 20.5235, lng: -100.8212, speed: 18, timestamp: "2026-05-22T07:05:00Z" },
+      { positionId: 7, lat: 20.5260, lng: -100.8215, speed: 20, timestamp: "2026-05-22T07:18:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 40, timestamp: "2026-05-22T07:40:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-02",
+    name: "Sector Norte - Av. Tecnológico",
+    truckId: 102,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:05:00Z" },
+      { positionId: 2, lat: 20.5280, lng: -100.8135, speed: 38, timestamp: "2026-05-22T06:18:00Z" },
+      { positionId: 3, lat: 20.5410, lng: -100.8130, speed: 25, timestamp: "2026-05-22T06:30:00Z" },
+      { positionId: 4, lat: 20.5445, lng: -100.8132, speed: 12, timestamp: "2026-05-22T06:45:00Z" },
+      { positionId: 5, lat: 20.5480, lng: -100.8135, speed: 0,  timestamp: "2026-05-22T06:58:00Z" },
+      { positionId: 6, lat: 20.5515, lng: -100.8138, speed: 15, timestamp: "2026-05-22T07:10:00Z" },
+      { positionId: 7, lat: 20.5540, lng: -100.8110, speed: 22, timestamp: "2026-05-22T07:25:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 45, timestamp: "2026-05-22T07:50:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-03",
+    name: "Sector Poniente - San Juanico",
+    truckId: 103,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:10:00Z" },
+      { positionId: 2, lat: 20.5250, lng: -100.8510, speed: 42, timestamp: "2026-05-22T06:20:00Z" },
+      { positionId: 3, lat: 20.5290, lng: -100.8320, speed: 20, timestamp: "2026-05-22T06:35:00Z" },
+      { positionId: 4, lat: 20.5315, lng: -100.8355, speed: 15, timestamp: "2026-05-22T06:48:00Z" },
+      { positionId: 5, lat: 20.5340, lng: -100.8390, speed: 0,  timestamp: "2026-05-22T07:00:00Z" },
+      { positionId: 6, lat: 20.5362, lng: -100.8425, speed: 10, timestamp: "2026-05-22T07:15:00Z" },
+      { positionId: 7, lat: 20.5330, lng: -100.8430, speed: 18, timestamp: "2026-05-22T07:28:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 35, timestamp: "2026-05-22T07:45:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-04",
+    name: "Oriente - Los Olivos",
+    truckId: 104,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:15:00Z" },
+      { positionId: 2, lat: 20.5260, lng: -100.8010, speed: 45, timestamp: "2026-05-22T06:30:00Z" },
+      { positionId: 3, lat: 20.5295, lng: -100.7890, speed: 24, timestamp: "2026-05-22T06:45:00Z" },
+      { positionId: 4, lat: 20.5320, lng: -100.7850, speed: 12, timestamp: "2026-05-22T06:58:00Z" },
+      { positionId: 5, lat: 20.5350, lng: -100.7790, speed: 0,  timestamp: "2026-05-22T07:12:00Z" },
+      { positionId: 6, lat: 20.5310, lng: -100.7760, speed: 15, timestamp: "2026-05-22T07:25:00Z" },
+      { positionId: 7, lat: 20.5270, lng: -100.7820, speed: 26, timestamp: "2026-05-22T07:38:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 48, timestamp: "2026-05-22T07:58:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-05",
+    name: "Sector Sur - Rancho Seco",
+    truckId: 105,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:20:00Z" },
+      { positionId: 2, lat: 20.5050, lng: -100.8620, speed: 35, timestamp: "2026-05-22T06:32:00Z" },
+      { positionId: 3, lat: 20.5020, lng: -100.8350, speed: 22, timestamp: "2026-05-22T06:45:00Z" },
+      { positionId: 4, lat: 20.4995, lng: -100.8210, speed: 14, timestamp: "2026-05-22T06:58:00Z" },
+      { positionId: 5, lat: 20.4970, lng: -100.8150, speed: 0,  timestamp: "2026-05-22T07:10:00Z" },
+      { positionId: 6, lat: 20.5010, lng: -100.8120, speed: 16, timestamp: "2026-05-22T07:22:00Z" },
+      { positionId: 7, lat: 20.5060, lng: -100.8160, speed: 25, timestamp: "2026-05-22T07:35:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 40, timestamp: "2026-05-22T07:55:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-06",
+    name: "Norte Extremo - Rumbos de Roque",
+    truckId: 106,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:00:00Z" },
+      { positionId: 2, lat: 20.5380, lng: -100.8380, speed: 40, timestamp: "2026-05-22T06:15:00Z" },
+      { positionId: 3, lat: 20.5610, lng: -100.8370, speed: 30, timestamp: "2026-05-22T06:30:00Z" },
+      { positionId: 4, lat: 20.5750, lng: -100.8360, speed: 15, timestamp: "2026-05-22T06:45:00Z" },
+      { positionId: 5, lat: 20.5820, lng: -100.8350, speed: 0,  timestamp: "2026-05-22T07:00:00Z" },
+      { positionId: 6, lat: 20.5780, lng: -100.8310, speed: 20, timestamp: "2026-05-22T07:15:00Z" },
+      { positionId: 7, lat: 20.5650, lng: -100.8320, speed: 28, timestamp: "2026-05-22T07:30:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 45, timestamp: "2026-05-22T07:55:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-07",
+    name: "Nororiente - Ciudad Industrial",
+    truckId: 107,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:10:00Z" },
+      { positionId: 2, lat: 20.5350, lng: -100.8050, speed: 44, timestamp: "2026-05-22T06:24:00Z" },
+      { positionId: 3, lat: 20.5450, lng: -100.7950, speed: 25, timestamp: "2026-05-22T06:38:00Z" },
+      { positionId: 4, lat: 20.5480, lng: -100.7850, speed: 18, timestamp: "2026-05-22T06:52:00Z" },
+      { positionId: 5, lat: 20.5510, lng: -100.7750, speed: 0,  timestamp: "2026-05-22T07:05:00Z" },
+      { positionId: 6, lat: 20.5460, lng: -100.7720, speed: 12, timestamp: "2026-05-22T07:18:00Z" },
+      { positionId: 7, lat: 20.5390, lng: -100.7820, speed: 30, timestamp: "2026-05-22T07:30:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 42, timestamp: "2026-05-22T07:52:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-08",
+    name: "Suroriente - Universidad Latina",
+    truckId: 108,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:15:00Z" },
+      { positionId: 2, lat: 20.5180, lng: -100.8310, speed: 38, timestamp: "2026-05-22T06:28:00Z" },
+      { positionId: 3, lat: 20.5245, lng: -100.7980, speed: 30, timestamp: "2026-05-22T06:42:00Z" },
+      { positionId: 4, lat: 20.5210, lng: -100.7995, speed: 14, timestamp: "2026-05-22T06:55:00Z" },
+      { positionId: 5, lat: 20.5175, lng: -100.8010, speed: 0,  timestamp: "2026-05-22T07:08:00Z" },
+      { positionId: 6, lat: 20.5140, lng: -100.8030, speed: 18, timestamp: "2026-05-22T07:20:00Z" },
+      { positionId: 7, lat: 20.5110, lng: -100.8055, speed: 22, timestamp: "2026-05-22T07:32:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 40, timestamp: "2026-05-22T07:54:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-09",
+    name: "Poniente - Hospital General",
+    truckId: 109,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:02:00Z" },
+      { positionId: 2, lat: 20.5210, lng: -100.8650, speed: 45, timestamp: "2026-05-22T06:12:00Z" },
+      { positionId: 3, lat: 20.5260, lng: -100.8520, speed: 26, timestamp: "2026-05-22T06:24:00Z" },
+      { positionId: 4, lat: 20.5275, lng: -100.8490, speed: 12, timestamp: "2026-05-22T06:36:00Z" },
+      { positionId: 5, lat: 20.5285, lng: -100.8460, speed: 0,  timestamp: "2026-05-22T06:48:00Z" },
+      { positionId: 6, lat: 20.5250, lng: -100.8470, speed: 15, timestamp: "2026-05-22T07:00:00Z" },
+      { positionId: 7, lat: 20.5220, lng: -100.8550, speed: 32, timestamp: "2026-05-22T07:12:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 44, timestamp: "2026-05-22T07:30:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-10",
+    name: "Eje Juan Pablo II - Sede UG Sur",
+    truckId: 110,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:22:00Z" },
+      { positionId: 2, lat: 20.5015, lng: -100.8520, speed: 40, timestamp: "2026-05-22T06:34:00Z" },
+      { positionId: 3, lat: 20.4990, lng: -100.8390, speed: 28, timestamp: "2026-05-22T06:46:00Z" },
+      { positionId: 4, lat: 20.4950, lng: -100.8320, speed: 18, timestamp: "2026-05-22T06:58:00Z" },
+      { positionId: 5, lat: 20.4920, lng: -100.8280, speed: 0,  timestamp: "2026-05-22T07:10:00Z" },
+      { positionId: 6, lat: 20.4945, lng: -100.8240, speed: 14, timestamp: "2026-05-22T07:22:00Z" },
+      { positionId: 7, lat: 20.4980, lng: -100.8300, speed: 30, timestamp: "2026-05-22T07:34:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 38, timestamp: "2026-05-22T07:52:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-11",
+    name: "Zona de Oro - Torres Landa",
+    truckId: 111,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:04:00Z" },
+      { positionId: 2, lat: 20.5240, lng: -100.8350, speed: 36, timestamp: "2026-05-22T06:16:00Z" },
+      { positionId: 3, lat: 20.5280, lng: -100.8250, speed: 22, timestamp: "2026-05-22T06:29:00Z" },
+      { positionId: 4, lat: 20.5295, lng: -100.8210, speed: 10, timestamp: "2026-05-22T06:42:00Z" },
+      { positionId: 5, lat: 20.5310, lng: -100.8170, speed: 0,  timestamp: "2026-05-22T06:55:00Z" },
+      { positionId: 6, lat: 20.5290, lng: -100.8140, speed: 16, timestamp: "2026-05-22T07:08:00Z" },
+      { positionId: 7, lat: 20.5260, lng: -100.8220, speed: 28, timestamp: "2026-05-22T07:21:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 42, timestamp: "2026-05-22T07:42:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-12",
+    name: "Nororiente - Las Insurgentes",
+    truckId: 112,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:08:00Z" },
+      { positionId: 2, lat: 20.5280, lng: -100.8080, speed: 40, timestamp: "2026-05-22T06:22:00Z" },
+      { positionId: 3, lat: 20.5320, lng: -100.7980, speed: 24, timestamp: "2026-05-22T06:35:00Z" },
+      { positionId: 4, lat: 20.5340, lng: -100.7940, speed: 15, timestamp: "2026-05-22T06:48:00Z" },
+      { positionId: 5, lat: 20.5360, lng: -100.7900, speed: 0,  timestamp: "2026-05-22T07:00:00Z" },
+      { positionId: 6, lat: 20.5310, lng: -100.7920, speed: 12, timestamp: "2026-05-22T07:12:00Z" },
+      { positionId: 7, lat: 20.5270, lng: -100.8020, speed: 26, timestamp: "2026-05-22T07:25:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 44, timestamp: "2026-05-22T07:48:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-13",
+    name: "Sector Norte - Trojes e Irrigación",
+    truckId: 113,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:12:00Z" },
+      { positionId: 2, lat: 20.5360, lng: -100.8190, speed: 35, timestamp: "2026-05-22T06:26:00Z" },
+      { positionId: 3, lat: 20.5420, lng: -100.8080, speed: 28, timestamp: "2026-05-22T06:40:00Z" },
+      { positionId: 4, lat: 20.5440, lng: -100.8040, speed: 14, timestamp: "2026-05-22T06:54:00Z" },
+      { positionId: 5, lat: 20.5460, lng: -100.8000, speed: 0,  timestamp: "2026-05-22T07:06:00Z" },
+      { positionId: 6, lat: 20.5410, lng: -100.8020, speed: 18, timestamp: "2026-05-22T07:18:00Z" },
+      { positionId: 7, lat: 20.5370, lng: -100.8120, speed: 25, timestamp: "2026-05-22T07:30:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 39, timestamp: "2026-05-22T07:54:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-14",
+    name: "Sur Poniente - La Toscana",
+    truckId: 114,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:16:00Z" },
+      { positionId: 2, lat: 20.5150, lng: -100.8580, speed: 42, timestamp: "2026-05-22T06:28:00Z" },
+      { positionId: 3, lat: 20.5140, lng: -100.8390, speed: 26, timestamp: "2026-05-22T06:41:00Z" },
+      { positionId: 4, lat: 20.5125, lng: -100.8310, speed: 16, timestamp: "2026-05-22T06:54:00Z" },
+      { positionId: 5, lat: 20.5110, lng: -100.8250, speed: 0,  timestamp: "2026-05-22T07:06:00Z" },
+      { positionId: 6, lat: 20.5135, lng: -100.8280, speed: 12, timestamp: "2026-05-22T07:18:00Z" },
+      { positionId: 7, lat: 20.5160, lng: -100.8420, speed: 32, timestamp: "2026-05-22T07:30:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 45, timestamp: "2026-05-22T07:51:00Z" },
+    ],
+  },
+  {
+    routeId: "RUTA-15",
+    name: "Norponiente - Camino a San José de Celaya",
+    truckId: 115,
+    status: "EN_RUTA",
+    positions: [
+      { positionId: 1, lat: 20.5111, lng: -100.9037, speed: 0,  timestamp: "2026-05-22T06:18:00Z" },
+      { positionId: 2, lat: 20.5320, lng: -100.8590, speed: 38, timestamp: "2026-05-22T06:31:00Z" },
+      { positionId: 3, lat: 20.5390, lng: -100.8480, speed: 24, timestamp: "2026-05-22T06:44:00Z" },
+      { positionId: 4, lat: 20.5420, lng: -100.8440, speed: 15, timestamp: "2026-05-22T06:57:00Z" },
+      { positionId: 5, lat: 20.5450, lng: -100.8410, speed: 0,  timestamp: "2026-05-22T07:09:00Z" },
+      { positionId: 6, lat: 20.5410, lng: -100.8430, speed: 14, timestamp: "2026-05-22T07:21:00Z" },
+      { positionId: 7, lat: 20.5360, lng: -100.8520, speed: 28, timestamp: "2026-05-22T07:33:00Z" },
+      { positionId: 8, lat: 20.5111, lng: -100.9037, speed: 41, timestamp: "2026-05-22T07:54:00Z" },
+    ],
+  },
+];
\ No newline at end of file
diff --git a/backend/src/data/mocks/users.mock.ts b/backend/src/data/mocks/users.mock.ts
new file mode 100644
index 0000000..1627414
--- /dev/null
+++ b/backend/src/data/mocks/users.mock.ts
@@ -0,0 +1,19 @@
+
+
+export interface MockUser {
+  id: number;
+  name: string;
+  email: string;
+  colonia: string;
+  routeId: string;
+}
+
+export const users: MockUser[] = [
+  { id: 1, name: "Ana López",      email: "ana@test.com",   colonia: "Zona Centro",     routeId: "RUTA-01" },
+  { id: 2, name: "Carlos Pérez",   email: "carlos@test.com",colonia: "Las Arboledas",   routeId: "RUTA-01" },
+  { id: 3, name: "María Ruiz",     email: "maria@test.com", colonia: "Trojes",          routeId: "RUTA-13" },
+  { id: 4, name: "Jorge Martínez", email: "jorge@test.com", colonia: "San Juanico",     routeId: "RUTA-03" },
+  { id: 5, name: "Laura Díaz",     email: "laura@test.com", colonia: "Los Olivos",      routeId: "RUTA-04" },
+  { id: 6, name: "Pedro Sánchez",  email: "pedro@test.com", colonia: "Rancho Seco",     routeId: "RUTA-05" },
+  { id: 7, name: "Sofía Gómez",    email: "sofia@test.com", colonia: "Las Insurgentes", routeId: "RUTA-12" },
+];
\ No newline at end of file
diff --git a/backend/src/domain/dtos/auth/login-user.dto.ts b/backend/src/domain/dtos/auth/login-user.dto.ts
index 9965c85..6de2ceb 100644
--- a/backend/src/domain/dtos/auth/login-user.dto.ts
+++ b/backend/src/domain/dtos/auth/login-user.dto.ts
@@ -1,8 +1,4 @@
-/**
- * login-user.dto.ts
- * DTO para iniciar sesión.
- * Define qué datos esperamos al hacer login.
- */
+
 
 export interface LoginUserDto {
   email: string;
diff --git a/backend/src/domain/dtos/auth/register-user.dto.ts b/backend/src/domain/dtos/auth/register-user.dto.ts
index 3266f8b..c2d2942 100644
--- a/backend/src/domain/dtos/auth/register-user.dto.ts
+++ b/backend/src/domain/dtos/auth/register-user.dto.ts
@@ -1,8 +1,4 @@
-/**
- * register-user.dto.ts
- * DTO para registrar un usuario.
- * Define qué datos esperamos al registrar.
- */
+
 
 export interface RegisterUserDto {
   name: string;
diff --git a/backend/src/domain/dtos/index.ts b/backend/src/domain/dtos/index.ts
index 8243531..8808ec7 100644
--- a/backend/src/domain/dtos/index.ts
+++ b/backend/src/domain/dtos/index.ts
@@ -1,2 +1,3 @@
 export * from './auth/register-user.dto.js';
-export * from './auth/login-user.dto.js';
\ No newline at end of file
+export * from './auth/login-user.dto.js';
+export * from './tracking/gps-update.dto.js';
\ No newline at end of file
diff --git a/backend/src/domain/dtos/tracking/gps-update.dto.ts b/backend/src/domain/dtos/tracking/gps-update.dto.ts
new file mode 100644
index 0000000..d6de60a
--- /dev/null
+++ b/backend/src/domain/dtos/tracking/gps-update.dto.ts
@@ -0,0 +1,68 @@
+
+
+export type TruckStatus = "EN_RUTA" | "DETENIDO" | "FINALIZADO" | "FALLA";
+
+export interface GpsUpdateDto {
+  truckId: string;
+  routeId: string;
+  lat: number;
+  lng: number;
+  speed: number;
+  status: TruckStatus;
+  positionId: number | undefined;
+  timestamp: string | undefined;
+}
+
+const VALID_STATUSES: TruckStatus[] = ["EN_RUTA", "DETENIDO", "FINALIZADO", "FALLA"];
+
+export class GpsUpdateDtoValidator {
+  static validate(data: unknown): GpsUpdateDto {
+    if (typeof data !== "object" || data === null) {
+      throw new Error("Invalid GPS update payload");
+    }
+
+    const obj = data as Record<string, unknown>;
+
+    const truckId = obj.truckId;
+    if (typeof truckId !== "string" && typeof truckId !== "number") {
+      throw new Error("truckId is required");
+    }
+
+    if (typeof obj.routeId !== "string" || obj.routeId.trim().length === 0) {
+      throw new Error("routeId is required");
+    }
+
+    if (typeof obj.lat !== "number" || Number.isNaN(obj.lat)) {
+      throw new Error("lat is required and must be numeric");
+    }
+
+    if (typeof obj.lng !== "number" || Number.isNaN(obj.lng)) {
+      throw new Error("lng is required and must be numeric");
+    }
+
+    const speed =
+      typeof obj.speed === "number" && !Number.isNaN(obj.speed) ? obj.speed : 0;
+
+    const status: TruckStatus =
+      typeof obj.status === "string" && VALID_STATUSES.includes(obj.status as TruckStatus)
+        ? (obj.status as TruckStatus)
+        : "EN_RUTA";
+
+    const positionId =
+      typeof obj.positionId === "number" ? obj.positionId : undefined;
+
+    const timestamp =
+      typeof obj.timestamp === "string" ? obj.timestamp : undefined;
+
+    return {
+      truckId: String(truckId),
+      routeId: obj.routeId.trim(),
+      lat: obj.lat,
+      lng: obj.lng,
+      speed,
+      status,
+      positionId,
+      timestamp,
+    };
+  }
+}
\ No newline at end of file
diff --git a/backend/src/domain/errors/custom.error.ts b/backend/src/domain/errors/custom.error.ts
index 4315215..06bcb6b 100644
--- a/backend/src/domain/errors/custom.error.ts
+++ b/backend/src/domain/errors/custom.error.ts
@@ -1,8 +1,4 @@
-/**
- * custom.error.ts
- * CustomError: clase base para errores personalizados.
- * Facilita el manejo de errores en toda la aplicación.
- */
+
 
 export class CustomError extends Error {
   constructor(
diff --git a/backend/src/domain/repositories/auth.repository.ts b/backend/src/domain/repositories/auth.repository.ts
index b89b37d..7fc9865 100644
--- a/backend/src/domain/repositories/auth.repository.ts
+++ b/backend/src/domain/repositories/auth.repository.ts
@@ -1,8 +1,4 @@
-/**
- * auth.repository.ts
- * AuthRepository (interfaz): define qué métodos debe tener el repositorio de auth.
- * El use-case usa esta interfaz sin saber cómo se implementa.
- */
+
 
 export interface AuthRepository {
   findByEmail(email: string): Promise<{ id: number; email: string; password: string; name: string } | null>;
diff --git a/backend/src/domain/repositories/notification-cache.repository.ts b/backend/src/domain/repositories/notification-cache.repository.ts
new file mode 100644
index 0000000..edc576d
--- /dev/null
+++ b/backend/src/domain/repositories/notification-cache.repository.ts
@@ -0,0 +1,12 @@
+
+
+export interface NotificationCacheRepository {
+
+  wasSent(key: string): Promise<boolean>;
+
+
+  markSent(key: string): Promise<void>;
+
+
+  clear(): Promise<void>;
+}
\ No newline at end of file
diff --git a/backend/src/domain/use-cases/auth/get-me.use-case.ts b/backend/src/domain/use-cases/auth/get-me.use-case.ts
index dbc73d0..60d7a1d 100644
--- a/backend/src/domain/use-cases/auth/get-me.use-case.ts
+++ b/backend/src/domain/use-cases/auth/get-me.use-case.ts
@@ -1,9 +1,4 @@
-/**
- * get-me.use-case.ts
- * GetMeUseCase: obtiene los datos del usuario autenticado.
- * - Busca el usuario por ID (que viene del JWT)
- * - Retorna los datos del usuario
- */
+
 
 import { AuthRepository } from "../../repositories/auth.repository.js";
 import { CustomError } from "../../errors/custom.error.js";
diff --git a/backend/src/domain/use-cases/auth/login-user.use-case.ts b/backend/src/domain/use-cases/auth/login-user.use-case.ts
index 1cd838c..387c7cc 100644
--- a/backend/src/domain/use-cases/auth/login-user.use-case.ts
+++ b/backend/src/domain/use-cases/auth/login-user.use-case.ts
@@ -1,11 +1,4 @@
-/**
- * login-user.use-case.ts
- * LoginUserUseCase: lógica para iniciar sesión.
- * - Valida datos
- * - Busca el usuario por email
- * - Compara las contraseñas
- * - Genera el JWT
- */
+
 
 import { LoginUserDto, LoginUserDtoValidator } from "../../dtos/index.js";
 import { AuthRepository } from "../../repositories/auth.repository.js";
diff --git a/backend/src/domain/use-cases/auth/register-user.use-case.ts b/backend/src/domain/use-cases/auth/register-user.use-case.ts
index cdd649c..29fbacf 100644
--- a/backend/src/domain/use-cases/auth/register-user.use-case.ts
+++ b/backend/src/domain/use-cases/auth/register-user.use-case.ts
@@ -1,12 +1,4 @@
-/**
- * register-user.use-case.ts
- * RegisterUserUseCase: lógica para registrar un usuario.
- * - Valida datos
- * - Verifica si el email ya existe
- * - Hashea la contraseña
- * - Crea el usuario
- * - Genera el JWT
- */
+
 
 import { RegisterUserDto, RegisterUserDtoValidator } from "../../dtos/index.js";
 import { AuthRepository } from "../../repositories/auth.repository.js";
diff --git a/backend/src/domain/use-cases/notifications/calculate-eta.use-case.ts b/backend/src/domain/use-cases/notifications/calculate-eta.use-case.ts
new file mode 100644
index 0000000..31083da
--- /dev/null
+++ b/backend/src/domain/use-cases/notifications/calculate-eta.use-case.ts
@@ -0,0 +1,67 @@
+import { CustomError } from "../../errors/custom.error.js";
+import { routes } from "../../../data/mocks/routes.mock.js";
+import { GpsUpdateDto } from "../../dtos/tracking/gps-update.dto.js";
+
+export interface EtaResult {
+  etaMinutes: number;
+  arrivalWindow: { from: string; to: string };
+  message: string;
+}
+
+const PROXIMITY_POSITION_ID = 4;
+const WINDOW_MARGIN_MIN = 5;
+
+export class CalculateEtaUseCase {
+  execute(gps: GpsUpdateDto): EtaResult {
+    const route = routes.find((r) => r.routeId === gps.routeId);
+    if (!route) {
+      throw CustomError.notFound(`Route ${gps.routeId} not found`);
+    }
+
+    if (gps.status === "FALLA") {
+      return {
+        etaMinutes: -1,
+        arrivalWindow: { from: "--:--", to: "--:--" },
+        message:
+          "La ruta presenta una falla mecánica. La recolección puede retrasarse.",
+      };
+    }
+
+    const target = route.positions.find(
+      (p) => p.positionId === PROXIMITY_POSITION_ID,
+    );
+    if (!target) {
+      throw CustomError.internalServer(
+        `Route ${route.routeId} has no proximity position`,
+      );
+    }
+
+    const nowMs = new Date(gps.timestamp ?? new Date().toISOString()).getTime();
+    const targetMs = new Date(target.timestamp).getTime();
+    const etaMinutes = Math.round((targetMs - nowMs) / 60000);
+
+    const fromDate = new Date(targetMs - WINDOW_MARGIN_MIN * 60000);
+    const toDate = new Date(targetMs + WINDOW_MARGIN_MIN * 60000);
+    const arrivalWindow = {
+      from: this.toHHMM(fromDate),
+      to: this.toHHMM(toDate),
+    };
+
+    let message: string;
+    if (etaMinutes < 0) {
+      message = `El camión ya pasó por tu zona (aprox. ${arrivalWindow.from} - ${arrivalWindow.to}).`;
+    } else if (etaMinutes <= 15) {
+      message = `Llega en aproximadamente ${etaMinutes} minutos.`;
+    } else {
+      message = `El camión llegará a tu zona entre las ${arrivalWindow.from} y ${arrivalWindow.to}.`;
+    }
+
+    return { etaMinutes, arrivalWindow, message };
+  }
+
+  private toHHMM(date: Date): string {
+    const hh = String(date.getUTCHours()).padStart(2, "0");
+    const mm = String(date.getUTCMinutes()).padStart(2, "0");
+    return `${hh}:${mm}`;
+  }
+}
\ No newline at end of file
diff --git a/backend/src/domain/use-cases/notifications/evaluate-notification.use-case.ts b/backend/src/domain/use-cases/notifications/evaluate-notification.use-case.ts
new file mode 100644
index 0000000..a822ac9
--- /dev/null
+++ b/backend/src/domain/use-cases/notifications/evaluate-notification.use-case.ts
@@ -0,0 +1,55 @@
+import type { GpsUpdateDto } from "../../dtos/index.js";
+import type { NotificationCacheRepository } from "../../repositories/notification-cache.repository.js";
+import {
+  NotificationType,
+  notificationPayloads,
+  positionTriggers,
+} from "../../../data/mocks/notification-types.mock.js";
+import { users } from "../../../data/mocks/users.mock.js";
+
+export interface EvaluatedNotification {
+  userId: number;
+  type: NotificationType;
+  title: string;
+  body: string;
+}
+
+export class EvaluateNotificationUseCase {
+  constructor(private readonly cache: NotificationCacheRepository) {}
+
+  async execute(gps: GpsUpdateDto): Promise<EvaluatedNotification[]> {
+    const targets = users.filter((u) => u.routeId === gps.routeId);
+    if (targets.length === 0) return [];
+
+    const type = this.resolveType(gps);
+    if (!type) return [];
+
+    const payload = notificationPayloads[type];
+    const result: EvaluatedNotification[] = [];
+
+    for (const user of targets) {
+      const key = `${user.id}-${gps.routeId}-${type}`;
+      if (await this.cache.wasSent(key)) continue;
+
+      await this.cache.markSent(key);
+      result.push({
+        userId: user.id,
+        type,
+        title: payload.title,
+        body: payload.body,
+      });
+    }
+
+    return result;
+  }
+
+  private resolveType(gps: GpsUpdateDto): NotificationType | null {
+    if (gps.status === "FALLA") {
+      return NotificationType.MECHANICAL_FAILURE;
+    }
+    if (gps.positionId !== undefined && positionTriggers[gps.positionId]) {
+      return positionTriggers[gps.positionId] ?? null;
+    }
+    return null;
+  }
+}
\ No newline at end of file
diff --git a/backend/src/domain/use-cases/notifications/process-gps-update.use-case.ts b/backend/src/domain/use-cases/notifications/process-gps-update.use-case.ts
new file mode 100644
index 0000000..c953c0b
--- /dev/null
+++ b/backend/src/domain/use-cases/notifications/process-gps-update.use-case.ts
@@ -0,0 +1,45 @@
+import { GpsUpdateDtoValidator } from "../../dtos/index.js";
+import { CalculateEtaUseCase, type EtaResult } from "./calculate-eta.use-case.js";
+import {
+  EvaluateNotificationUseCase,
+  type EvaluatedNotification,
+} from "../notifications/evaluate-notification.use-case.js";
+import { routes } from "../../../data/mocks/routes.mock.js";
+import { CustomError } from "../../errors/custom.error.js";
+
+export interface ProcessGpsUpdateResponse {
+  message: string;
+  truck: { truckId: number; routeId: string; status: string };
+  eta: EtaResult;
+  notifications: EvaluatedNotification[];
+}
+
+export class ProcessGpsUpdateUseCase {
+  constructor(
+    private readonly calculateEta: CalculateEtaUseCase,
+    private readonly evaluateNotification: EvaluateNotificationUseCase,
+  ) {}
+
+  async execute(data: unknown): Promise<ProcessGpsUpdateResponse> {
+    const dto = GpsUpdateDtoValidator.validate(data);
+
+    const route = routes.find((r) => r.routeId === dto.routeId);
+    if (!route) {
+      throw CustomError.notFound(`Route ${dto.routeId} not found`);
+    }
+
+    const eta = this.calculateEta.execute(dto);
+    const notifications = await this.evaluateNotification.execute(dto);
+
+    return {
+      message: "GPS update processed",
+      truck: {
+        truckId: route.truckId,
+        routeId: route.routeId,
+        status: dto.status,
+      },
+      eta,
+      notifications,
+    };
+  }
+}
\ No newline at end of file
diff --git a/backend/src/presentation/auth/controller.ts b/backend/src/presentation/auth/controller.ts
index 3f9c941..e56dd50 100644
--- a/backend/src/presentation/auth/controller.ts
+++ b/backend/src/presentation/auth/controller.ts
@@ -1,11 +1,4 @@
-/**
- * controller.ts
- * AuthController: maneja las peticiones HTTP de autenticación.
- * - Recibe los datos
- * - Llama al use-case correspondiente
- * - Responde al cliente
- * - Maneja los errores
- */
+
 
 import { Response } from "express";
 import { AuthRequest } from "../middlewares/auth.middleware.js";
diff --git a/backend/src/presentation/auth/routes.ts b/backend/src/presentation/auth/routes.ts
index e8808d4..92f81c3 100644
--- a/backend/src/presentation/auth/routes.ts
+++ b/backend/src/presentation/auth/routes.ts
@@ -1,8 +1,4 @@
-/**
- * routes.ts
- * Rutas de autenticación.
- * Define los endpoints de register, login y getMe.
- */
+
 
 import { Router } from "express";
 import { AuthController } from "./controller.js";
diff --git a/backend/src/presentation/middlewares/auth.middleware.ts b/backend/src/presentation/middlewares/auth.middleware.ts
index a605845..2dcf054 100644
--- a/backend/src/presentation/middlewares/auth.middleware.ts
+++ b/backend/src/presentation/middlewares/auth.middleware.ts
@@ -1,11 +1,4 @@
-/**
- * auth.middleware.ts
- * Middleware para validar el JWT.
- * - Lee el token del header Authorization: Bearer TOKEN
- * - Valida el token
- * - Busca el usuario en base de datos
- * - Agrega el usuario a req.user
- */
+
 
 import { Request, Response, NextFunction } from "express";
 import { JwtAdapter, JwtPayload } from "../../config/jwt.js";
@@ -19,28 +12,28 @@ export interface AuthRequest extends Request {
 export class AuthMiddleware {
   static async validate(req: AuthRequest, res: Response, next: NextFunction) {
     try {
-      // Obtener el token del header
+      
       const authHeader = req.headers.authorization;
       if (!authHeader || !authHeader.startsWith("Bearer ")) {
         throw CustomError.unauthorized("Missing or invalid Authorization header");
       }
 
-      const token = authHeader.substring(7); // Remover "Bearer "
+      const token = authHeader.substring(7); 
 
-      // Validar el token
+      
       const payload = JwtAdapter.validate(token);
       if (!payload) {
         throw CustomError.unauthorized("Invalid token");
       }
 
-      // Verificar que el usuario existe en BD
+      
       const repository = new AuthRepositoryImpl();
       const user = await repository.findById(payload.id);
       if (!user) {
         throw CustomError.unauthorized("User not found");
       }
 
-      // Agregar el usuario al request
+      
       req.user = payload;
 
       next();
diff --git a/backend/src/presentation/routes.ts b/backend/src/presentation/routes.ts
index 0bf1063..c7aff04 100644
--- a/backend/src/presentation/routes.ts
+++ b/backend/src/presentation/routes.ts
@@ -1,14 +1,14 @@
 import { Router } from "express";
 import { AuthRoutes } from "./auth/routes.js";
+import { TrackingRoutes } from "./tracking/routes.js";
 
 export class AppRoutes {
+  static get routes(): Router {
+    const router = Router();
 
-    static get routes(): Router {
+    router.use('/api/auth', AuthRoutes.routes);
+    router.use('/api/tracking', TrackingRoutes.routes);
 
-        const router = Router();
-
-        router.use('/api/auth', AuthRoutes.routes);
-
-        return router;
-    }
+    return router;
+  }
 }
\ No newline at end of file
diff --git a/backend/src/presentation/server.ts b/backend/src/presentation/server.ts
index 10c0127..6c27b35 100644
--- a/backend/src/presentation/server.ts
+++ b/backend/src/presentation/server.ts
@@ -24,9 +24,9 @@ export class Server {
 
     async start() {
         /*middleware*/
-        // para recebir el body como json
+  
         this.app.use(express.json());
-        // para recebir el body como urlencoded
+  
         this.app.use(express.urlencoded({ extended: true }));
        //* Public folder
 
@@ -36,7 +36,7 @@ export class Server {
 
 
 
-        // ponner servido a escuchar en el puerto 8080
+
         this.app.listen(this.port, () => {
             console.log(`Server is running on port ${this.port}`);
         });
diff --git a/backend/src/presentation/tracking/controller.ts b/backend/src/presentation/tracking/controller.ts
new file mode 100644
index 0000000..6e3e348
--- /dev/null
+++ b/backend/src/presentation/tracking/controller.ts
@@ -0,0 +1,37 @@
+import { Request, Response } from "express";
+import { CustomError } from "../../domain/errors/custom.error.js";
+import { CalculateEtaUseCase } from "../../domain/use-cases/notifications/calculate-eta.use-case.js";
+import { EvaluateNotificationUseCase } from "../../domain/use-cases/notifications/evaluate-notification.use-case.js";
+import { ProcessGpsUpdateUseCase } from "../../domain/use-cases/notifications/process-gps-update.use-case.js";
+import { InMemoryNotificationCache } from "../../data/cache/notification-cache.impl.js";
+
+export class TrackingController {
+  private cache = new InMemoryNotificationCache();
+  private calculateEta = new CalculateEtaUseCase();
+  private evaluateNotification = new EvaluateNotificationUseCase(this.cache);
+  private processGpsUpdate = new ProcessGpsUpdateUseCase(
+    this.calculateEta,
+    this.evaluateNotification,
+  );
+
+  gpsUpdate = async (req: Request, res: Response) => {
+    try {
+      const result = await this.processGpsUpdate.execute(req.body);
+      res.status(200).json(result);
+    } catch (error) {
+      this.handleError(error, res);
+    }
+  };
+
+  private handleError(error: unknown, res: Response): void {
+    if (error instanceof CustomError) {
+      res.status(error.statusCode).json({ error: error.message });
+      return;
+    }
+    if (error instanceof Error) {
+      res.status(400).json({ error: error.message });
+      return;
+    }
+    res.status(500).json({ error: "Internal server error" });
+  }
+}
\ No newline at end of file
diff --git a/backend/src/presentation/tracking/routes.ts b/backend/src/presentation/tracking/routes.ts
new file mode 100644
index 0000000..2649edd
--- /dev/null
+++ b/backend/src/presentation/tracking/routes.ts
@@ -0,0 +1,13 @@
+import { Router } from "express";
+import { TrackingController } from "./controller.js";
+
+export class TrackingRoutes {
+  static get routes(): Router {
+    const router = Router();
+    const controller = new TrackingController();
+
+    router.post("/gps-update", controller.gpsUpdate);
+
+    return router;
+  }
+}
\ No newline at end of file
diff --git a/backend/tsconfig.json b/backend/tsconfig.json
index 57c5d55..c84af80 100644
--- a/backend/tsconfig.json
+++ b/backend/tsconfig.json
@@ -43,4 +43,4 @@
   },
   "exclude": ["node_modules", "dist", "prisma.config.ts"],
   "include": ["src/**/*.ts"]
-}
+}
\ No newline at end of file