diff --git a/backend/src/app.ts b/backend/src/app.ts
index c29f054..9e98001 100644
--- a/backend/src/app.ts
+++ b/backend/src/app.ts
@@ -3,6 +3,7 @@
 import "dotenv/config";
 import { env } from "./config/env.js";
 import { AppRoutes } from "./presentation/routes.js";
+import { TrackingRoutes } from "./presentation/tracking/routes.js";
 import { Server } from "./presentation/server.js";
 import { prisma } from "./data/postgres/index.js";
 
@@ -11,10 +12,18 @@ async function main() {
     await prisma.$connect();
     console.log("Database connected");
 
+    // AppRoutes.routes debe leerse ANTES de pedir el simulator para que el
+    // controller singleton ya esté construido.
+    const routes = AppRoutes.routes;
+
+    const trackingController = TrackingRoutes.controllerInstance;
+    if (trackingController) {
+      trackingController.buildSimulator().start();
+    }
 
     const server = new Server({
       port: env.PORT,
-      routes: AppRoutes.routes,
+      routes,
     });
 
     await server.start();
@@ -24,4 +33,4 @@ async function main() {
   }
 }
 
-main();
\ No newline at end of file
+main();
diff --git a/backend/src/data/cache/notification-inbox.impl.ts b/backend/src/data/cache/notification-inbox.impl.ts
new file mode 100644
index 0000000..abba7e1
--- /dev/null
+++ b/backend/src/data/cache/notification-inbox.impl.ts
@@ -0,0 +1,32 @@
+/**
+ * notification-inbox.impl.ts
+ * Implementación en memoria del buzón de notificaciones por usuario.
+ */
+
+import type {
+  InboxNotification,
+  NotificationInboxRepository,
+} from "../../domain/repositories/notification-inbox.repository.js";
+
+export class InMemoryNotificationInbox implements NotificationInboxRepository {
+  private readonly inbox = new Map<number, InboxNotification[]>();
+
+  async addForUser(notification: InboxNotification): Promise<void> {
+    const list = this.inbox.get(notification.userId) ?? [];
+    list.unshift(notification);
+    this.inbox.set(notification.userId, list);
+  }
+
+  async getForUser(userId: number): Promise<InboxNotification[]> {
+    return this.inbox.get(userId) ?? [];
+  }
+
+  async clearForUser(userId: number): Promise<void> {
+    this.inbox.delete(userId);
+  }
+
+  /** Helper para reset de demo. */
+  async clearAll(): Promise<void> {
+    this.inbox.clear();
+  }
+}
diff --git a/backend/src/data/cache/route-state.impl.ts b/backend/src/data/cache/route-state.impl.ts
new file mode 100644
index 0000000..79824ea
--- /dev/null
+++ b/backend/src/data/cache/route-state.impl.ts
@@ -0,0 +1,30 @@
+/**
+ * route-state.impl.ts
+ * Implementación en memoria de RouteStateRepository.
+ */
+
+import type {
+  RouteState,
+  RouteStateRepository,
+} from "../../domain/repositories/route-state.repository.js";
+
+export class InMemoryRouteStateRepository implements RouteStateRepository {
+  private readonly states = new Map<string, RouteState>();
+
+  async get(routeId: string): Promise<RouteState | null> {
+    return this.states.get(routeId) ?? null;
+  }
+
+  async set(state: RouteState): Promise<void> {
+    this.states.set(state.routeId, state);
+  }
+
+  async getAll(): Promise<RouteState[]> {
+    return Array.from(this.states.values());
+  }
+
+  /** Helper para reset de demo. */
+  async clearAll(): Promise<void> {
+    this.states.clear();
+  }
+}
diff --git a/backend/src/data/mocks/users.mock.ts b/backend/src/data/mocks/users.mock.ts
index 1627414..f36ebf6 100644
--- a/backend/src/data/mocks/users.mock.ts
+++ b/backend/src/data/mocks/users.mock.ts
@@ -8,6 +8,11 @@ export interface MockUser {
   routeId: string;
 }
 
+/**
+ * Lista de usuarios para el demo. Es mutable porque cuando un user nuevo
+ * se registra desde la app, se agrega aquí en memoria (con RUTA-01 default).
+ * En Bloque B1 (domicilios) cada user elegirá su colonia real.
+ */
 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" },
@@ -16,4 +21,17 @@ export const users: MockUser[] = [
   { 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
+];
+
+export const DEFAULT_ROUTE_ID = "RUTA-01";
+export const DEFAULT_COLONIA = "Zona Centro";
+
+/** Agrega un user al mock (idempotente por id). */
+export const upsertUser = (user: MockUser): void => {
+  const existing = users.findIndex((u) => u.id === user.id);
+  if (existing >= 0) {
+    users[existing] = user;
+  } else {
+    users.push(user);
+  }
+};
diff --git a/backend/src/data/repositories/feedback.repository.impl.ts b/backend/src/data/repositories/feedback.repository.impl.ts
new file mode 100644
index 0000000..9f76b9f
--- /dev/null
+++ b/backend/src/data/repositories/feedback.repository.impl.ts
@@ -0,0 +1,25 @@
+/**
+ * feedback.repository.impl.ts
+ * Implementación en memoria del FeedbackRepository.
+ */
+
+import type {
+  FeedbackItem,
+  FeedbackRepository,
+} from "../../domain/repositories/feedback.repository.js";
+
+export class InMemoryFeedbackRepository implements FeedbackRepository {
+  private readonly items: FeedbackItem[] = [];
+
+  async save(item: FeedbackItem): Promise<void> {
+    this.items.unshift(item);
+  }
+
+  async listForUser(userId: number): Promise<FeedbackItem[]> {
+    return this.items.filter((i) => i.userId === userId);
+  }
+
+  async listAll(): Promise<FeedbackItem[]> {
+    return [...this.items];
+  }
+}
diff --git a/backend/src/data/simulation/route-simulator.ts b/backend/src/data/simulation/route-simulator.ts
new file mode 100644
index 0000000..213226d
--- /dev/null
+++ b/backend/src/data/simulation/route-simulator.ts
@@ -0,0 +1,72 @@
+/**
+ * route-simulator.ts
+ * Simulador automático: cada N segundos avanza un positionId en cada ruta
+ * y dispara el ProcessGpsUpdateUseCase. Reemplaza al "pull to refresh" del
+ * frontend para que el flujo sea más realista en la demo.
+ *
+ * Solo simula RUTA-01 por defecto para enfocar la demo, pero se puede
+ * activar para todas las rutas si se desea.
+ */
+
+import { routes } from "../mocks/routes.mock.js";
+import type { ProcessGpsUpdateUseCase } from "../../domain/use-cases/notifications/process-gps-update.use-case.js";
+
+const TICK_INTERVAL_MS = 30_000; // 30 segundos
+const SIMULATED_ROUTE_IDS = ["RUTA-01"];
+
+export class RouteSimulator {
+  private timer: NodeJS.Timeout | null = null;
+  private positionIndexByRoute = new Map<string, number>();
+
+  constructor(private readonly processGpsUpdate: ProcessGpsUpdateUseCase) {}
+
+  start() {
+    if (this.timer) return;
+
+    // Inicializa cada ruta en positionId=1 inmediatamente
+    void this.tick();
+
+    this.timer = setInterval(() => {
+      void this.tick();
+    }, TICK_INTERVAL_MS);
+
+    console.log(`RouteSimulator started — tick every ${TICK_INTERVAL_MS / 1000}s`);
+  }
+
+  stop() {
+    if (this.timer) {
+      clearInterval(this.timer);
+      this.timer = null;
+    }
+  }
+
+  private async tick() {
+    for (const routeId of SIMULATED_ROUTE_IDS) {
+      const route = routes.find((r) => r.routeId === routeId);
+      if (!route) continue;
+
+      const index = this.positionIndexByRoute.get(routeId) ?? 0;
+      const position = route.positions[index];
+      if (!position) continue;
+
+      try {
+        await this.processGpsUpdate.execute({
+          truckId: String(route.truckId),
+          routeId: route.routeId,
+          lat: position.lat,
+          lng: position.lng,
+          speed: position.speed,
+          status: route.status,
+          positionId: position.positionId,
+          timestamp: position.timestamp,
+        });
+      } catch (err) {
+        console.error(`Simulator tick failed for ${routeId}:`, err);
+      }
+
+      // Avanza al siguiente; vuelve a empezar al terminar el array
+      const nextIndex = (index + 1) % route.positions.length;
+      this.positionIndexByRoute.set(routeId, nextIndex);
+    }
+  }
+}
diff --git a/backend/src/domain/dtos/addresses/set-address.dto.ts b/backend/src/domain/dtos/addresses/set-address.dto.ts
new file mode 100644
index 0000000..0c76ad2
--- /dev/null
+++ b/backend/src/domain/dtos/addresses/set-address.dto.ts
@@ -0,0 +1,28 @@
+/**
+ * set-address.dto.ts
+ * DTO para asignar la colonia del domicilio del usuario.
+ */
+
+export interface SetAddressDto {
+  colonia: string;
+  street?: string;
+}
+
+export class SetAddressDtoValidator {
+  static validate(data: unknown): SetAddressDto {
+    if (typeof data !== "object" || data === null) {
+      throw new Error("Invalid address payload");
+    }
+    const obj = data as Record<string, unknown>;
+
+    if (typeof obj.colonia !== "string" || obj.colonia.trim().length === 0) {
+      throw new Error("colonia is required");
+    }
+
+    const result: SetAddressDto = { colonia: obj.colonia.trim() };
+    if (typeof obj.street === "string" && obj.street.trim().length > 0) {
+      result.street = obj.street.trim();
+    }
+    return result;
+  }
+}
diff --git a/backend/src/domain/dtos/feedback/submit-feedback.dto.ts b/backend/src/domain/dtos/feedback/submit-feedback.dto.ts
new file mode 100644
index 0000000..4664ec6
--- /dev/null
+++ b/backend/src/domain/dtos/feedback/submit-feedback.dto.ts
@@ -0,0 +1,63 @@
+/**
+ * submit-feedback.dto.ts
+ * DTO para enviar retroalimentación sobre el servicio.
+ */
+
+export type FeedbackType =
+  | "TRUCK_DID_NOT_PASS"
+  | "RATING"
+  | "SUGGESTION"
+  | "OTHER";
+
+export interface SubmitFeedbackDto {
+  type: FeedbackType;
+  message: string;
+  rating?: number; // 1-5, sólo cuando type === "RATING"
+}
+
+const VALID_TYPES: FeedbackType[] = [
+  "TRUCK_DID_NOT_PASS",
+  "RATING",
+  "SUGGESTION",
+  "OTHER",
+];
+
+export class SubmitFeedbackDtoValidator {
+  static validate(data: unknown): SubmitFeedbackDto {
+    if (typeof data !== "object" || data === null) {
+      throw new Error("Invalid feedback payload");
+    }
+
+    const obj = data as Record<string, unknown>;
+
+    if (
+      typeof obj.type !== "string" ||
+      !VALID_TYPES.includes(obj.type as FeedbackType)
+    ) {
+      throw new Error(`type must be one of: ${VALID_TYPES.join(", ")}`);
+    }
+
+    if (typeof obj.message !== "string" || obj.message.trim().length === 0) {
+      throw new Error("message is required");
+    }
+
+    let rating: number | undefined;
+    if (obj.rating !== undefined) {
+      if (
+        typeof obj.rating !== "number" ||
+        obj.rating < 1 ||
+        obj.rating > 5
+      ) {
+        throw new Error("rating must be between 1 and 5");
+      }
+      rating = obj.rating;
+    }
+
+    const result: SubmitFeedbackDto = {
+      type: obj.type as FeedbackType,
+      message: obj.message.trim(),
+    };
+    if (rating !== undefined) result.rating = rating;
+    return result;
+  }
+}
diff --git a/backend/src/domain/dtos/index.ts b/backend/src/domain/dtos/index.ts
index 8808ec7..cb2f996 100644
--- a/backend/src/domain/dtos/index.ts
+++ b/backend/src/domain/dtos/index.ts
@@ -1,3 +1,5 @@
 export * from './auth/register-user.dto.js';
 export * from './auth/login-user.dto.js';
-export * from './tracking/gps-update.dto.js';
\ No newline at end of file
+export * from './tracking/gps-update.dto.js';
+export * from './feedback/submit-feedback.dto.js';
+export * from './addresses/set-address.dto.js';
\ No newline at end of file
diff --git a/backend/src/domain/repositories/feedback.repository.ts b/backend/src/domain/repositories/feedback.repository.ts
new file mode 100644
index 0000000..7bc5b53
--- /dev/null
+++ b/backend/src/domain/repositories/feedback.repository.ts
@@ -0,0 +1,22 @@
+/**
+ * feedback.repository.ts
+ * Buzón de retroalimentación.
+ * In-memory para el MVP. Cuando se migre a DB, se cambia la impl.
+ */
+
+import type { FeedbackType } from "../dtos/feedback/submit-feedback.dto.js";
+
+export interface FeedbackItem {
+  id: string;
+  userId: number;
+  type: FeedbackType;
+  message: string;
+  rating?: number;
+  createdAt: string;
+}
+
+export interface FeedbackRepository {
+  save(item: FeedbackItem): Promise<void>;
+  listForUser(userId: number): Promise<FeedbackItem[]>;
+  listAll(): Promise<FeedbackItem[]>;
+}
diff --git a/backend/src/domain/repositories/notification-inbox.repository.ts b/backend/src/domain/repositories/notification-inbox.repository.ts
new file mode 100644
index 0000000..6565c58
--- /dev/null
+++ b/backend/src/domain/repositories/notification-inbox.repository.ts
@@ -0,0 +1,22 @@
+/**
+ * notification-inbox.repository.ts
+ * Buzón de notificaciones por usuario.
+ * El simulador empuja notificaciones aquí; el endpoint GET /status las lee.
+ */
+
+import type { NotificationType } from "../../data/mocks/notification-types.mock.js";
+
+export interface InboxNotification {
+  id: string;
+  userId: number;
+  type: NotificationType;
+  title: string;
+  body: string;
+  createdAt: string;
+}
+
+export interface NotificationInboxRepository {
+  addForUser(notification: InboxNotification): Promise<void>;
+  getForUser(userId: number): Promise<InboxNotification[]>;
+  clearForUser(userId: number): Promise<void>;
+}
diff --git a/backend/src/domain/repositories/route-state.repository.ts b/backend/src/domain/repositories/route-state.repository.ts
new file mode 100644
index 0000000..3313306
--- /dev/null
+++ b/backend/src/domain/repositories/route-state.repository.ts
@@ -0,0 +1,25 @@
+/**
+ * route-state.repository.ts
+ * Guarda el estado operativo actual de cada ruta:
+ * - en qué positionId va el camión
+ * - cuál fue la última ETA calculada
+ * - cuándo fue la última actualización
+ *
+ * Esto vive en memoria para el MVP. Más adelante se puede mover a Redis.
+ */
+
+import type { EtaResult } from "../use-cases/notifications/calculate-eta.use-case.js";
+
+export interface RouteState {
+  routeId: string;
+  currentPositionId: number;
+  eta: EtaResult;
+  status: string;
+  updatedAt: string;
+}
+
+export interface RouteStateRepository {
+  get(routeId: string): Promise<RouteState | null>;
+  set(state: RouteState): Promise<void>;
+  getAll(): Promise<RouteState[]>;
+}
diff --git a/backend/src/domain/use-cases/addresses/get-my-address.use-case.ts b/backend/src/domain/use-cases/addresses/get-my-address.use-case.ts
new file mode 100644
index 0000000..9e3dccb
--- /dev/null
+++ b/backend/src/domain/use-cases/addresses/get-my-address.use-case.ts
@@ -0,0 +1,32 @@
+/**
+ * get-my-address.use-case.ts
+ * Devuelve la dirección activa del usuario logueado.
+ * Se infiere del mock de servicio (colonia + routeId).
+ */
+
+import { CustomError } from "../../errors/custom.error.js";
+import { users } from "../../../data/mocks/users.mock.js";
+import { colonias } from "../../../data/mocks/colonias.mock.js";
+
+export interface MyAddressResponse {
+  colonia: string;
+  routeId: string;
+  horarioEstimado: string | null;
+}
+
+export class GetMyAddressUseCase {
+  execute(userId: number): MyAddressResponse {
+    const user = users.find((u) => u.id === userId);
+    if (!user) {
+      throw CustomError.notFound("User not found in service mock");
+    }
+
+    const colonia = colonias.find((c) => c.colonia === user.colonia);
+
+    return {
+      colonia: user.colonia,
+      routeId: user.routeId,
+      horarioEstimado: colonia?.horarioEstimado ?? null,
+    };
+  }
+}
diff --git a/backend/src/domain/use-cases/addresses/list-colonias.use-case.ts b/backend/src/domain/use-cases/addresses/list-colonias.use-case.ts
new file mode 100644
index 0000000..94a92e2
--- /dev/null
+++ b/backend/src/domain/use-cases/addresses/list-colonias.use-case.ts
@@ -0,0 +1,12 @@
+/**
+ * list-colonias.use-case.ts
+ * Devuelve las colonias disponibles para el catálogo del frontend.
+ */
+
+import { colonias, type Colonia } from "../../../data/mocks/colonias.mock.js";
+
+export class ListColoniasUseCase {
+  execute(): Colonia[] {
+    return colonias;
+  }
+}
diff --git a/backend/src/domain/use-cases/addresses/set-my-address.use-case.ts b/backend/src/domain/use-cases/addresses/set-my-address.use-case.ts
new file mode 100644
index 0000000..8b5f3f8
--- /dev/null
+++ b/backend/src/domain/use-cases/addresses/set-my-address.use-case.ts
@@ -0,0 +1,54 @@
+/**
+ * set-my-address.use-case.ts
+ * Asigna una colonia al usuario logueado. Valida que la colonia exista
+ * en el catálogo y resuelve el routeId asociado.
+ *
+ * Cumple "validación de domicilio dentro de zona permitida" del reto:
+ * si la colonia no está en el catálogo, no se acepta.
+ */
+
+import { SetAddressDtoValidator } from "../../dtos/index.js";
+import { CustomError } from "../../errors/custom.error.js";
+import { colonias } from "../../../data/mocks/colonias.mock.js";
+import { upsertUser, users } from "../../../data/mocks/users.mock.js";
+
+export interface SetMyAddressResponse {
+  colonia: string;
+  routeId: string;
+  horarioEstimado: string;
+}
+
+export class SetMyAddressUseCase {
+  execute(
+    userId: number,
+    userName: string,
+    userEmail: string,
+    data: unknown,
+  ): SetMyAddressResponse {
+    const dto = SetAddressDtoValidator.validate(data);
+
+    const match = colonias.find(
+      (c) => c.colonia.toLowerCase() === dto.colonia.toLowerCase(),
+    );
+    if (!match) {
+      throw CustomError.badRequest(
+        `La colonia "${dto.colonia}" no está dentro de la zona de cobertura`,
+      );
+    }
+
+    const existing = users.find((u) => u.id === userId);
+    upsertUser({
+      id: userId,
+      name: existing?.name ?? userName,
+      email: existing?.email ?? userEmail,
+      colonia: match.colonia,
+      routeId: match.routeId,
+    });
+
+    return {
+      colonia: match.colonia,
+      routeId: match.routeId,
+      horarioEstimado: match.horarioEstimado,
+    };
+  }
+}
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 387c7cc..dd86e46 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
@@ -5,6 +5,12 @@ import { AuthRepository } from "../../repositories/auth.repository.js";
 import { CustomError } from "../../errors/custom.error.js";
 import { BcryptAdapter } from "../../../config/bcrypt.js";
 import { JwtAdapter } from "../../../config/jwt.js";
+import {
+  upsertUser,
+  users,
+  DEFAULT_ROUTE_ID,
+  DEFAULT_COLONIA,
+} from "../../../data/mocks/users.mock.js";
 
 export interface LoginUserResponse {
   user: {
@@ -34,6 +40,19 @@ export class LoginUserUseCase {
       throw CustomError.unauthorized("Invalid credentials");
     }
 
+    // Si el user no estaba en el mock de servicio (porque se creó antes de
+    // esta lógica), lo agregamos con valores default. Idempotente.
+    const inMock = users.find((u) => u.id === user.id);
+    if (!inMock) {
+      upsertUser({
+        id: user.id,
+        name: user.name,
+        email: user.email,
+        colonia: DEFAULT_COLONIA,
+        routeId: DEFAULT_ROUTE_ID,
+      });
+    }
+
     // Generar JWT
     const token = JwtAdapter.generate({
       id: user.id,
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 29fbacf..76b6864 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
@@ -5,6 +5,11 @@ import { AuthRepository } from "../../repositories/auth.repository.js";
 import { CustomError } from "../../errors/custom.error.js";
 import { BcryptAdapter } from "../../../config/bcrypt.js";
 import { JwtAdapter } from "../../../config/jwt.js";
+import {
+  upsertUser,
+  DEFAULT_ROUTE_ID,
+  DEFAULT_COLONIA,
+} from "../../../data/mocks/users.mock.js";
 
 export interface RegisterUserResponse {
   user: {
@@ -38,6 +43,17 @@ export class RegisterUserUseCase {
       password: hashedPassword,
     });
 
+    // Registrar al user en el "mock de servicio" con ruta default,
+    // así el simulador le manda notificaciones desde el primer momento.
+    // (En Bloque B1 el user elegirá su colonia/ruta real.)
+    upsertUser({
+      id: user.id,
+      name: user.name,
+      email: user.email,
+      colonia: DEFAULT_COLONIA,
+      routeId: DEFAULT_ROUTE_ID,
+    });
+
     // Generar JWT
     const token = JwtAdapter.generate({
       id: user.id,
diff --git a/backend/src/domain/use-cases/feedback/list-my-feedback.use-case.ts b/backend/src/domain/use-cases/feedback/list-my-feedback.use-case.ts
new file mode 100644
index 0000000..6defab4
--- /dev/null
+++ b/backend/src/domain/use-cases/feedback/list-my-feedback.use-case.ts
@@ -0,0 +1,17 @@
+/**
+ * list-my-feedback.use-case.ts
+ * Devuelve solo los feedbacks del usuario logueado (RBAC por userId).
+ */
+
+import type {
+  FeedbackItem,
+  FeedbackRepository,
+} from "../../repositories/feedback.repository.js";
+
+export class ListMyFeedbackUseCase {
+  constructor(private readonly repository: FeedbackRepository) {}
+
+  async execute(userId: number): Promise<FeedbackItem[]> {
+    return this.repository.listForUser(userId);
+  }
+}
diff --git a/backend/src/domain/use-cases/feedback/submit-feedback.use-case.ts b/backend/src/domain/use-cases/feedback/submit-feedback.use-case.ts
new file mode 100644
index 0000000..ca0b288
--- /dev/null
+++ b/backend/src/domain/use-cases/feedback/submit-feedback.use-case.ts
@@ -0,0 +1,31 @@
+/**
+ * submit-feedback.use-case.ts
+ * Recibe el DTO, lo valida y guarda el feedback.
+ * El userId viene del JWT (req.user.id), no del body — RBAC.
+ */
+
+import { SubmitFeedbackDtoValidator } from "../../dtos/index.js";
+import type {
+  FeedbackItem,
+  FeedbackRepository,
+} from "../../repositories/feedback.repository.js";
+
+export class SubmitFeedbackUseCase {
+  constructor(private readonly repository: FeedbackRepository) {}
+
+  async execute(userId: number, data: unknown): Promise<FeedbackItem> {
+    const dto = SubmitFeedbackDtoValidator.validate(data);
+
+    const item: FeedbackItem = {
+      id: `${userId}-${Date.now()}`,
+      userId,
+      type: dto.type,
+      message: dto.message,
+      createdAt: new Date().toISOString(),
+    };
+    if (dto.rating !== undefined) item.rating = dto.rating;
+
+    await this.repository.save(item);
+    return item;
+  }
+}
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
index c953c0b..3813313 100644
--- 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
@@ -3,9 +3,14 @@ import { CalculateEtaUseCase, type EtaResult } from "./calculate-eta.use-case.js
 import {
   EvaluateNotificationUseCase,
   type EvaluatedNotification,
-} from "../notifications/evaluate-notification.use-case.js";
+} from "./evaluate-notification.use-case.js";
 import { routes } from "../../../data/mocks/routes.mock.js";
 import { CustomError } from "../../errors/custom.error.js";
+import type { RouteStateRepository } from "../../repositories/route-state.repository.js";
+import type {
+  InboxNotification,
+  NotificationInboxRepository,
+} from "../../repositories/notification-inbox.repository.js";
 
 export interface ProcessGpsUpdateResponse {
   message: string;
@@ -18,6 +23,8 @@ export class ProcessGpsUpdateUseCase {
   constructor(
     private readonly calculateEta: CalculateEtaUseCase,
     private readonly evaluateNotification: EvaluateNotificationUseCase,
+    private readonly routeState: RouteStateRepository,
+    private readonly inbox: NotificationInboxRepository,
   ) {}
 
   async execute(data: unknown): Promise<ProcessGpsUpdateResponse> {
@@ -31,6 +38,28 @@ export class ProcessGpsUpdateUseCase {
     const eta = this.calculateEta.execute(dto);
     const notifications = await this.evaluateNotification.execute(dto);
 
+    // 1) Guardar el estado actual de la ruta
+    await this.routeState.set({
+      routeId: route.routeId,
+      currentPositionId: dto.positionId ?? 0,
+      eta,
+      status: dto.status,
+      updatedAt: dto.timestamp ?? new Date().toISOString(),
+    });
+
+    // 2) Empujar cada notificación al buzón del usuario destinatario
+    for (const n of notifications) {
+      const item: InboxNotification = {
+        id: `${n.userId}-${route.routeId}-${n.type}-${Date.now()}`,
+        userId: n.userId,
+        type: n.type,
+        title: n.title,
+        body: n.body,
+        createdAt: new Date().toISOString(),
+      };
+      await this.inbox.addForUser(item);
+    }
+
     return {
       message: "GPS update processed",
       truck: {
@@ -42,4 +71,4 @@ export class ProcessGpsUpdateUseCase {
       notifications,
     };
   }
-}
\ No newline at end of file
+}
diff --git a/backend/src/domain/use-cases/tracking/get-user-status.use-case.ts b/backend/src/domain/use-cases/tracking/get-user-status.use-case.ts
new file mode 100644
index 0000000..54191b1
--- /dev/null
+++ b/backend/src/domain/use-cases/tracking/get-user-status.use-case.ts
@@ -0,0 +1,61 @@
+/**
+ * get-user-status.use-case.ts
+ * Devuelve la "visión de túnel" del usuario logueado:
+ *   - SOLO la ruta asignada a su domicilio
+ *   - SOLO sus propias notificaciones
+ * No expone rutas ajenas ni telemetría completa.
+ */
+
+import { CustomError } from "../../errors/custom.error.js";
+import type { EtaResult } from "../notifications/calculate-eta.use-case.js";
+import type { RouteStateRepository } from "../../repositories/route-state.repository.js";
+import type {
+  InboxNotification,
+  NotificationInboxRepository,
+} from "../../repositories/notification-inbox.repository.js";
+import { users } from "../../../data/mocks/users.mock.js";
+import { colonias } from "../../../data/mocks/colonias.mock.js";
+
+export interface UserStatusResponse {
+  user: { id: number; name: string; colonia: string };
+  route: {
+    routeId: string;
+    currentPositionId: number;
+    status: string;
+    updatedAt: string;
+    horarioEstimado: string | null;
+  };
+  eta: EtaResult | null;
+  notifications: InboxNotification[];
+}
+
+export class GetUserStatusUseCase {
+  constructor(
+    private readonly routeState: RouteStateRepository,
+    private readonly inbox: NotificationInboxRepository,
+  ) {}
+
+  async execute(userId: number): Promise<UserStatusResponse> {
+    const user = users.find((u) => u.id === userId);
+    if (!user) {
+      throw CustomError.notFound("User not registered in service mock");
+    }
+
+    const state = await this.routeState.get(user.routeId);
+    const notifications = await this.inbox.getForUser(userId);
+    const colonia = colonias.find((c) => c.colonia === user.colonia);
+
+    return {
+      user: { id: user.id, name: user.name, colonia: user.colonia },
+      route: {
+        routeId: user.routeId,
+        currentPositionId: state?.currentPositionId ?? 0,
+        status: state?.status ?? "ESPERA",
+        updatedAt: state?.updatedAt ?? new Date().toISOString(),
+        horarioEstimado: colonia?.horarioEstimado ?? null,
+      },
+      eta: state?.eta ?? null,
+      notifications,
+    };
+  }
+}
diff --git a/backend/src/presentation/addresses/controller.ts b/backend/src/presentation/addresses/controller.ts
new file mode 100644
index 0000000..ec81d94
--- /dev/null
+++ b/backend/src/presentation/addresses/controller.ts
@@ -0,0 +1,66 @@
+/**
+ * controller.ts (addresses)
+ *
+ *   GET  /api/addresses/colonias  → catálogo público de colonias
+ *   GET  /api/addresses/me        → dirección activa del usuario logueado
+ *   PUT  /api/addresses/me        → asignar colonia al usuario logueado
+ */
+
+import { Request, Response } from "express";
+import { AuthRequest } from "../middlewares/auth.middleware.js";
+import { CustomError } from "../../domain/errors/custom.error.js";
+import { ListColoniasUseCase } from "../../domain/use-cases/addresses/list-colonias.use-case.js";
+import { GetMyAddressUseCase } from "../../domain/use-cases/addresses/get-my-address.use-case.js";
+import { SetMyAddressUseCase } from "../../domain/use-cases/addresses/set-my-address.use-case.js";
+
+export class AddressesController {
+  private listColonias = new ListColoniasUseCase();
+  private getMyAddress = new GetMyAddressUseCase();
+  private setMyAddress = new SetMyAddressUseCase();
+
+  colonias = (_req: Request, res: Response) => {
+    try {
+      const result = this.listColonias.execute();
+      res.status(200).json(result);
+    } catch (error) {
+      this.handleError(error, res);
+    }
+  };
+
+  myAddress = (req: AuthRequest, res: Response) => {
+    try {
+      if (!req.user) throw CustomError.unauthorized("User not authenticated");
+      const result = this.getMyAddress.execute(req.user.id);
+      res.status(200).json(result);
+    } catch (error) {
+      this.handleError(error, res);
+    }
+  };
+
+  setAddress = (req: AuthRequest, res: Response) => {
+    try {
+      if (!req.user) throw CustomError.unauthorized("User not authenticated");
+      const result = this.setMyAddress.execute(
+        req.user.id,
+        req.user.email, // como fallback de nombre
+        req.user.email,
+        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" });
+  }
+}
diff --git a/backend/src/presentation/addresses/routes.ts b/backend/src/presentation/addresses/routes.ts
new file mode 100644
index 0000000..77106f0
--- /dev/null
+++ b/backend/src/presentation/addresses/routes.ts
@@ -0,0 +1,16 @@
+import { Router } from "express";
+import { AddressesController } from "./controller.js";
+import { AuthMiddleware } from "../middlewares/auth.middleware.js";
+
+export class AddressesRoutes {
+  static get routes(): Router {
+    const router = Router();
+    const controller = new AddressesController();
+
+    router.get("/colonias", controller.colonias);
+    router.get("/me", AuthMiddleware.validate, controller.myAddress);
+    router.put("/me", AuthMiddleware.validate, controller.setAddress);
+
+    return router;
+  }
+}
diff --git a/backend/src/presentation/feedback/controller.ts b/backend/src/presentation/feedback/controller.ts
new file mode 100644
index 0000000..d262547
--- /dev/null
+++ b/backend/src/presentation/feedback/controller.ts
@@ -0,0 +1,51 @@
+/**
+ * controller.ts (feedback)
+ * POST /api/feedback     → enviar retroalimentación (auth)
+ * GET  /api/feedback/me  → listar mis feedbacks (auth)
+ */
+
+import { Response } from "express";
+import { AuthRequest } from "../middlewares/auth.middleware.js";
+import { CustomError } from "../../domain/errors/custom.error.js";
+import { SubmitFeedbackUseCase } from "../../domain/use-cases/feedback/submit-feedback.use-case.js";
+import { ListMyFeedbackUseCase } from "../../domain/use-cases/feedback/list-my-feedback.use-case.js";
+import { InMemoryFeedbackRepository } from "../../data/repositories/feedback.repository.impl.js";
+
+export class FeedbackController {
+  private static repository = new InMemoryFeedbackRepository();
+
+  private submit = new SubmitFeedbackUseCase(FeedbackController.repository);
+  private listMine = new ListMyFeedbackUseCase(FeedbackController.repository);
+
+  create = async (req: AuthRequest, res: Response) => {
+    try {
+      if (!req.user) throw CustomError.unauthorized("User not authenticated");
+      const result = await this.submit.execute(req.user.id, req.body);
+      res.status(201).json(result);
+    } catch (error) {
+      this.handleError(error, res);
+    }
+  };
+
+  myFeedback = async (req: AuthRequest, res: Response) => {
+    try {
+      if (!req.user) throw CustomError.unauthorized("User not authenticated");
+      const result = await this.listMine.execute(req.user.id);
+      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" });
+  }
+}
diff --git a/backend/src/presentation/feedback/routes.ts b/backend/src/presentation/feedback/routes.ts
new file mode 100644
index 0000000..001ce4a
--- /dev/null
+++ b/backend/src/presentation/feedback/routes.ts
@@ -0,0 +1,15 @@
+import { Router } from "express";
+import { FeedbackController } from "./controller.js";
+import { AuthMiddleware } from "../middlewares/auth.middleware.js";
+
+export class FeedbackRoutes {
+  static get routes(): Router {
+    const router = Router();
+    const controller = new FeedbackController();
+
+    router.post("/", AuthMiddleware.validate, controller.create);
+    router.get("/me", AuthMiddleware.validate, controller.myFeedback);
+
+    return router;
+  }
+}
diff --git a/backend/src/presentation/routes.ts b/backend/src/presentation/routes.ts
index c7aff04..f3cfe32 100644
--- a/backend/src/presentation/routes.ts
+++ b/backend/src/presentation/routes.ts
@@ -1,6 +1,8 @@
 import { Router } from "express";
 import { AuthRoutes } from "./auth/routes.js";
 import { TrackingRoutes } from "./tracking/routes.js";
+import { FeedbackRoutes } from "./feedback/routes.js";
+import { AddressesRoutes } from "./addresses/routes.js";
 
 export class AppRoutes {
   static get routes(): Router {
@@ -8,6 +10,8 @@ export class AppRoutes {
 
     router.use('/api/auth', AuthRoutes.routes);
     router.use('/api/tracking', TrackingRoutes.routes);
+    router.use('/api/feedback', FeedbackRoutes.routes);
+    router.use('/api/addresses', AddressesRoutes.routes);
 
     return router;
   }
diff --git a/backend/src/presentation/tracking/controller.ts b/backend/src/presentation/tracking/controller.ts
index 6e3e348..1b5b4db 100644
--- a/backend/src/presentation/tracking/controller.ts
+++ b/backend/src/presentation/tracking/controller.ts
@@ -1,18 +1,49 @@
+/**
+ * controller.ts (tracking)
+ *
+ * Dos endpoints:
+ *   POST /gps-update → interno (simulador / admin). No expone datos del user.
+ *   GET  /status     → protegido por AuthMiddleware. Devuelve SOLO la
+ *                      información del usuario logueado (visión de túnel).
+ */
+
 import { Request, Response } from "express";
+import { AuthRequest } from "../middlewares/auth.middleware.js";
 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 { GetUserStatusUseCase } from "../../domain/use-cases/tracking/get-user-status.use-case.js";
 import { InMemoryNotificationCache } from "../../data/cache/notification-cache.impl.js";
+import { InMemoryRouteStateRepository } from "../../data/cache/route-state.impl.js";
+import { InMemoryNotificationInbox } from "../../data/cache/notification-inbox.impl.js";
+import { RouteSimulator } from "../../data/simulation/route-simulator.js";
 
 export class TrackingController {
-  private cache = new InMemoryNotificationCache();
+  // Singletons del módulo (viven mientras corre el server)
+  private static dedupCache = new InMemoryNotificationCache();
+  private static routeState = new InMemoryRouteStateRepository();
+  private static inbox = new InMemoryNotificationInbox();
+
   private calculateEta = new CalculateEtaUseCase();
-  private evaluateNotification = new EvaluateNotificationUseCase(this.cache);
+  private evaluateNotification = new EvaluateNotificationUseCase(
+    TrackingController.dedupCache,
+  );
   private processGpsUpdate = new ProcessGpsUpdateUseCase(
     this.calculateEta,
     this.evaluateNotification,
+    TrackingController.routeState,
+    TrackingController.inbox,
   );
+  private getUserStatus = new GetUserStatusUseCase(
+    TrackingController.routeState,
+    TrackingController.inbox,
+  );
+
+  /** Permite que app.ts lance el simulador usando estos mismos singletons. */
+  buildSimulator(): RouteSimulator {
+    return new RouteSimulator(this.processGpsUpdate);
+  }
 
   gpsUpdate = async (req: Request, res: Response) => {
     try {
@@ -23,6 +54,35 @@ export class TrackingController {
     }
   };
 
+  myStatus = async (req: AuthRequest, res: Response) => {
+    try {
+      if (!req.user) throw CustomError.unauthorized("User not authenticated");
+      const result = await this.getUserStatus.execute(req.user.id);
+      res.status(200).json(result);
+    } catch (error) {
+      this.handleError(error, res);
+    }
+  };
+
+  /**
+   * POST /reset-demo
+   * Borra cache de dedup, inbox y estado de rutas.
+   * Permite repetir la demo sin reiniciar el server. Solo para hackathon.
+   */
+  resetDemo = async (_req: Request, res: Response) => {
+    try {
+      await TrackingController.dedupCache.clear();
+      await TrackingController.inbox.clearAll();
+      await TrackingController.routeState.clearAll();
+
+      res
+        .status(200)
+        .json({ message: "Demo state reset — simulator continues running" });
+    } 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 });
@@ -34,4 +94,4 @@ export class TrackingController {
     }
     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
index 2649edd..f0aec3e 100644
--- a/backend/src/presentation/tracking/routes.ts
+++ b/backend/src/presentation/tracking/routes.ts
@@ -1,13 +1,24 @@
 import { Router } from "express";
 import { TrackingController } from "./controller.js";
+import { AuthMiddleware } from "../middlewares/auth.middleware.js";
 
 export class TrackingRoutes {
+  static controllerInstance: TrackingController | null = null;
+
   static get routes(): Router {
     const router = Router();
     const controller = new TrackingController();
+    TrackingRoutes.controllerInstance = controller;
 
+    // Interno: simulador o admin. Sin auth para que el demo sea simple.
     router.post("/gps-update", controller.gpsUpdate);
 
+    // Visión de túnel: SOLO con JWT, SOLO datos del usuario logueado.
+    router.get("/status", AuthMiddleware.validate, controller.myStatus);
+
+    // Reset del estado en memoria (solo para repetir la demo).
+    router.post("/reset-demo", controller.resetDemo);
+
     return router;
   }
-}
\ No newline at end of file
+}