diff --git a/api/index.ts b/api/index.ts
new file mode 100644
index 0000000..d132155
--- /dev/null
+++ b/api/index.ts
@@ -0,0 +1,203 @@
+import express from 'express';
+import { storage } from '../server/storage';
+import { setupAuth } from '../server/auth';
+import { subscribeToMailchimp } from '../server/mailchimp';
+import { z } from 'zod';
+
+const app = express();
+
+// Middleware
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+
+// Add logging middleware
+app.use((req, res, next) => {
+  const start = Date.now();
+  const path = req.path;
+  let capturedJsonResponse: any;
+
+  const originalResJson = res.json;
+  res.json = function(bodyJson: any, ...args: any[]) {
+    capturedJsonResponse = bodyJson;
+    return originalResJson.apply(res, [bodyJson, ...args]);
+  };
+
+  res.on('finish', () => {
+    const duration = Date.now() - start;
+    if (path.startsWith('/api')) {
+      let logLine = `${req.method} ${path} ${res.statusCode} in ${duration}ms`;
+      if (capturedJsonResponse) {
+        logLine += ` :: ${JSON.stringify(capturedJsonResponse)}`;
+      }
+      if (logLine.length > 80) {
+        logLine = logLine.slice(0, 79) + '…';
+      }
+      console.log(logLine);
+    }
+  });
+  next();
+});
+
+// Set up authentication routes
+setupAuth(app);
+
+// Simple validation schemas
+const newsletterSchema = z.object({
+  email: z.string().email(),
+  agreedToTerms: z.boolean()
+});
+
+const contactMessageSchema = z.object({
+  name: z.string().min(2).max(100),
+  email: z.string().email(),
+  subject: z.string().min(2).max(200).optional(),
+  message: z.string().min(10).max(2000)
+});
+
+const bookingSchema = z.object({
+  classId: z.number(),
+  date: z.string(),
+  paid: z.boolean().default(false),
+  status: z.string().default("pending")
+});
+
+// API Routes
+// ----------
+
+// Classes
+app.get("/api/classes", async (_req, res) => {
+  try {
+    const classes = await storage.getClasses();
+    res.json(classes);
+  } catch (error) {
+    res.status(500).json({ message: "Failed to fetch classes" });
+  }
+});
+
+app.get("/api/classes/:id", async (req, res) => {
+  try {
+    const id = parseInt(req.params.id);
+    if (isNaN(id)) {
+      return res.status(400).json({ message: "Invalid class ID" });
+    }
+    
+    const classData = await storage.getClass(id);
+    if (!classData) {
+      return res.status(404).json({ message: "Class not found" });
+    }
+    
+    res.json(classData);
+  } catch (error) {
+    res.status(500).json({ message: "Failed to fetch class" });
+  }
+});
+
+// Bookings
+app.get("/api/bookings", async (req: any, res: any) => {
+  if (!req.isAuthenticated()) {
+    return res.status(401).json({ message: "Unauthorized" });
+  }
+  
+  try {
+    const user = req.user as any;
+    const bookings = await storage.getBookings(user.id);
+    res.json(bookings);
+  } catch (error) {
+    res.status(500).json({ message: "Failed to fetch bookings" });
+  }
+});
+
+app.post("/api/bookings", async (req: any, res: any) => {
+  if (!req.isAuthenticated()) {
+    return res.status(401).json({ message: "Unauthorized" });
+  }
+  
+  try {
+    const user = req.user as any;
+    const bookingData = bookingSchema.parse(req.body);
+    
+    const booking = await storage.createBooking({
+      ...bookingData,
+      userId: user.id,
+      date: new Date(bookingData.date)
+    });
+    res.status(201).json(booking);
+  } catch (error) {
+    if (error instanceof z.ZodError) {
+      return res.status(400).json({ message: "Invalid booking data", errors: error.errors });
+    }
+    res.status(500).json({ message: "Failed to create booking" });
+  }
+});
+
+// Newsletter signup
+app.post("/api/newsletter", async (req, res) => {
+  try {
+    const newsletterData = newsletterSchema.parse(req.body);
+    
+    // Check if email already exists in our local database
+    const existingNewsletter = await storage.getNewsletterByEmail(newsletterData.email);
+    
+    // Store in our local database
+    if (!existingNewsletter) {
+      await storage.createNewsletter(newsletterData);
+    }
+    
+    // Subscribe to Mailchimp
+    try {
+      const mailchimpResponse = await subscribeToMailchimp(newsletterData.email);
+      
+      if (mailchimpResponse && mailchimpResponse.status === 'already_subscribed') {
+        return res.status(200).json({ message: mailchimpResponse.message });
+      }
+      
+      res.status(201).json({ message: "Successfully subscribed to the newsletter" });
+    } catch (mailchimpError: any) {
+      console.error('Mailchimp error:', mailchimpError.message);
+      // Still return success if we stored in our database but Mailchimp failed
+      res.status(201).json({ message: "Successfully subscribed to the newsletter" });
+    }
+  } catch (error) {
+    if (error instanceof z.ZodError) {
+      return res.status(400).json({ message: "Invalid newsletter data", errors: error.errors });
+    }
+    console.error('Newsletter subscription error:', error);
+    res.status(500).json({ message: "Failed to subscribe to newsletter" });
+  }
+});
+
+// Contact form
+app.post("/api/contact", async (req, res) => {
+  try {
+    const contactData = contactMessageSchema.parse(req.body);
+    
+    // Store in database
+    const message = await storage.createContactMessage(contactData);
+    
+    // Log the contact request
+    console.log(`Contact form submission from ${contactData.name} (${contactData.email})`);
+    console.log(`Subject: ${contactData.subject || "No subject"}`);
+    console.log(`Message: ${contactData.message}`);
+    
+    res.status(201).json({ 
+      message: "Message sent successfully",
+      info: "Your message has been received and will be reviewed shortly."
+    });
+  } catch (error) {
+    if (error instanceof z.ZodError) {
+      return res.status(400).json({ message: "Invalid contact data", errors: error.errors });
+    }
+    res.status(500).json({ message: "Failed to send message" });
+  }
+});
+
+// Error handling middleware
+app.use((err: any, _req: express.Request, res: express.Response, _next: express.NextFunction) => {
+  const status = err.status || err.statusCode || 500;
+  const message = err.message || 'Internal Server Error';
+  res.status(status).json({ message });
+  throw err;
+});
+
+// Export the Express app for Vercel
+export default app; 
\ No newline at end of file
diff --git a/vercel.json b/vercel.json
index c797450..094a187 100644
--- a/vercel.json
+++ b/vercel.json
@@ -3,14 +3,14 @@
   "buildCommand": "npm run build",
   "outputDirectory": "client/dist",
   "functions": {
-    "server/index.ts": {
+    "api/index.ts": {
       "maxDuration": 30
     }
   },
   "routes": [
     {
       "src": "/api/(.*)",
-      "dest": "/server/index.ts"
+      "dest": "/api/index.ts"
     },
     {
       "src": "/assets/(.*)",