diff --git a/backend/app.py b/backend/app.py
index f123cff..a0f403b 100644
--- a/backend/app.py
+++ b/backend/app.py
@@ -15,7 +15,11 @@ from utils.utils import random_string_generator, hash_string
 
 from blueprints.profile import profile as profileBlueprint
 app = Flask(__name__)
+# Set configuration directly on the app instance
+app.config['ALLOWED_EXTENSIONS'] = {'png', 'jpg', 'jpeg', 'gif'}
+
 app.config["SQLALCHEMY_DATABASE_URI"] = DB_URI
+
 db.init_app(app)
 
 app.register_blueprint(profileBlueprint, url_prefix='/api')
diff --git a/backend/blueprints/profile/__init__.py b/backend/blueprints/profile/__init__.py
index 83b5beb..4819db6 100644
--- a/backend/blueprints/profile/__init__.py
+++ b/backend/blueprints/profile/__init__.py
@@ -1,7 +1,84 @@
-from flask import Blueprint
+from email.policy import default
+from flask import Blueprint, request, jsonify, current_app
+from werkzeug.utils import secure_filename
+from datetime import datetime
+from db.model import db
+from db.model import User, UserRole  # Adjust based on your model's location
+from werkzeug.security import generate_password_hash
+import uuid
+import os
+from config import *
 
 profile = Blueprint('profile', __name__)
 
-@profile.route('/profile')
-def get_profile():
-    return "Profile Page"
\ No newline at end of file
+# Function to check allowed file extensions
+def allowed_file(filename):
+    """Check if the uploaded file has an allowed extension."""
+    return '.' in filename and filename.rsplit('.', 1)[1].lower() in current_app.config['ALLOWED_EXTENSIONS']
+
+@profile.route('/register', methods=['POST'])
+def register():
+    """Handle user registration."""
+    data = request.form
+
+    # Extract form data
+    email = data.get('email')
+    first_name = data.get('firstName')
+    last_name = data.get('lastName')
+    username = data.get('username')
+    password = data.get('password')
+    bio = data.get('bio', '')
+    dob = data.get('dob')  # Optional field for date of birth
+    role = int(data.get('role', UserRole.USER.value))  # Default to 'USER' role if not provided
+    is_activated = True  # New user will be activated initially
+    profile_picture = request.files.get('profile_picture')
+
+    # Validate required fields
+    if not all([email, first_name, last_name, username, password]):
+        return jsonify({"error": "Missing required fields"}), 400
+
+    # Check if the file is allowed and save it
+    if profile_picture and allowed_file(profile_picture.filename):
+        filename = secure_filename(profile_picture.filename)
+        # file_path = os.path.join(USER_UPLOADS_DIR, filename)
+        profile_picture.save(
+                             os.path.join(USER_UPLOADS_DIR, filename)
+                             )
+    else:
+        filename = DEFAULT_PROFILE_FILE # Use a default image if no file is uploaded
+    # Hash the password
+    hashed_password = generate_password_hash(password)
+
+    # Generate activation key (a UUID for example)
+    activation_key = str(uuid.uuid4())
+
+    # Create a new user
+    new_user = User(
+        email=email,
+        firstName=first_name,
+        lastName=last_name,
+        username=username,
+        hash_password=hashed_password,
+        bio=bio,
+        dob=datetime.fromisoformat(dob) if dob else datetime(2002, 1, 1),
+        pfpFilename=filename,
+        role=role,
+        isActivated=is_activated,
+        activationKey=activation_key,
+        sessions=[],
+        user_badges=[],
+        enrollments=[],
+        quizzes=[],
+        quiz_attempts=[],
+        chats=[],
+        notifications=[]
+    )
+
+    # Save the user to the database
+    try:
+        db.session.add(new_user)
+        db.session.commit()
+        return jsonify({"message": "User registered successfully. Please check your email to activate your account."}), 201
+    except Exception as e:
+        db.session.rollback()
+        return jsonify({"error": "Registration failed, please try again later."}), 500
diff --git a/backend/config.py b/backend/config.py
index 50abd11..692ecdc 100644
--- a/backend/config.py
+++ b/backend/config.py
@@ -20,4 +20,6 @@ PROJECT_ROOT: os.path = os.path.dirname(os.path.abspath(__file__))
 USER_UPLOADS_DIR: str = os.path.join(PROJECT_ROOT, "uploads")
 
 DB_URI: str = f"{DB_ENGINE}://{DB_USER}:{DB_PASSWORD}@{DB_HOST}:{DB_PORT}/{DB_NAME}"
-ACTIVATE_ACCOUNTS_ON_SIGNUP: bool = True
\ No newline at end of file
+ACTIVATE_ACCOUNTS_ON_SIGNUP: bool = True
+
+os.makedirs(USER_UPLOADS_DIR, exist_ok=True)
\ No newline at end of file
diff --git a/backend/uploads/1.jpg b/backend/uploads/1.jpg
new file mode 100644
index 0000000..1960252
Binary files /dev/null and b/backend/uploads/1.jpg differ