diff --git a/backend/.gitignore b/backend/.gitignore
new file mode 100644
index 00000000..281c2dd0
--- /dev/null
+++ b/backend/.gitignore
@@ -0,0 +1,2 @@
+#ignore dependencies
+node_modules
\ No newline at end of file
diff --git a/backend/app.js b/backend/app.js
new file mode 100644
index 00000000..386b42f7
--- /dev/null
+++ b/backend/app.js
@@ -0,0 +1,36 @@
+const express = require('express');
+
+const mongoose = require('mongoose');
+
+
+const app = express();
+
+app.use(express.json());
+
+
+
+
+//Connection to db 
+//Feel free to add your own link & name for db 
+mongoose.connect('mongodb:/localhost:27017/Storify',
+  { useNewUrlParser: true,
+    useUnifiedTopology: true })
+  .then(() => console.log('Connection to MongoDB succeeded.'))
+  .catch(() => console.log('Connection to MongoDB failed.'));
+
+
+const authRoutes = require('./routes/Auth');
+const listRoutes = require('./routes/Lists');
+const categoryRoutes = require('./routes/Categories');
+const itemRoutes = require('./routes/Items');
+
+
+app.use('/api/auth', authRoutes);
+app.use('/api/lists', listRoutes);
+app.use('/api/categories', categoryRoutes);
+app.use('/api/items', itemRoutes);
+
+
+module.exports = app;
+
+
diff --git a/backend/controllers/Auth.js b/backend/controllers/Auth.js
new file mode 100644
index 00000000..6f948d80
--- /dev/null
+++ b/backend/controllers/Auth.js
@@ -0,0 +1,86 @@
+const User = require('../models/User'); 
+const jwt = require('jsonwebtoken');
+const bcrypt =require('bcryptjs')
+
+exports.signup = (req, res, next) => {
+    bcrypt.hash(req.body.password, 10).then(
+        (hash) => {
+          const user = new User({
+            email: req.body.email,
+            password: hash,
+            userName: res.body.userName
+          });
+          user.save().then(
+            () => {
+              res.status(201).json({
+                message: 'User added successfully!'
+              });
+            }
+          ).catch(
+            (error) => {
+              res.status(500).json({
+                error: error
+              });
+            }
+          );
+        }
+      );
+};
+
+exports.login = (req, res, next) => {
+  User.findOne({ email: req.body.email }).then(
+    (user) => {
+      if (!user) {
+        return res.status(401).json({
+          error: new Error('User not found!')
+        });
+      }
+      bcrypt.compare(req.body.password, user.password).then(
+        (valid) => {
+          if (!valid) {
+            return res.status(401).json({
+              error: new Error('Incorrect password!')
+            });
+          }
+          const token = jwt.sign(
+            { userId: user._id },
+            'RANDOM_TOKEN_SECRET',
+            { expiresIn: '24h' });
+          res.status(200).json({
+            userId: user._id,
+            token: token
+          });
+        }
+      ).catch(
+        (error) => {
+          res.status(500).json({
+            error: error
+          });
+        }
+      );
+    }
+  ).catch(
+    (error) => {
+      res.status(500).json({
+        error: error
+      });
+    }
+  );
+};
+
+exports.getUser= (req, res, next) => {
+  User.findOne({
+      _id: req.params.id
+    }).then(
+      (user) => {
+        res.status(200).json(user);
+      }
+    ).catch(
+      (error) => {
+        res.status(404).json({
+          error: error
+        });
+      }
+    );
+};
+
diff --git a/backend/controllers/Categories.js b/backend/controllers/Categories.js
new file mode 100644
index 00000000..e059e093
--- /dev/null
+++ b/backend/controllers/Categories.js
@@ -0,0 +1,74 @@
+const Category= require('../models/Category');
+exports.getCategories= (req, res, next) => {
+    Category.find().then(
+        (categories) => {
+          res.status(200).json(categories);
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
+exports.addCategories= (req, res, next) => {
+    const category = new Category({
+        name: req.body.name,
+        user_id: req.body.user_id,
+        created_at: req.body.created_at,
+        updated_at: req.body.updated_at
+      });
+      category.save().then(
+        () => {
+          res.status(201).json({
+            message: 'Category added successfully!'
+          });
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
+exports.updateCategoriesById= (req, res, next) => {
+    const category = new Category({
+        _id: req.body._id,
+        name: req.body.name,
+        user_id: req.body.user_id,
+        created_at: req.body.created_at,
+        updated_at: req.body.updated_at
+      });
+      Category.updateOne({_id: req.params.id}, category).then(
+        () => {
+          res.status(201).json({
+            message: 'Category updated successfully!'
+          });
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
+
+
+exports.deleteCategoriesById= (req, res, next) => {
+        Category.deleteOne({_id: req.params.id}).then(
+            () => {
+              res.status(200).json({
+                message: 'Deleted Category!'
+              });
+            }
+          ).catch(
+            (error) => {
+              res.status(400).json({
+                error: error
+              });
+            }
+          );
+};
diff --git a/backend/controllers/Items.js b/backend/controllers/Items.js
new file mode 100644
index 00000000..b9f65b19
--- /dev/null
+++ b/backend/controllers/Items.js
@@ -0,0 +1,79 @@
+const Item = require('../models/Item');
+
+exports.getItems= (req, res, next) => {
+        Item.find().then(
+            (items) => {
+              res.status(200).json(items);
+            }
+          ).catch(
+            (error) => {
+              res.status(400).json({
+                error: error
+              });
+            }
+          );
+};
+exports.addItems= (req, res, next) => {
+    const item = new Item({
+        name: req.body.name,
+        category_id: req.body.category_id,
+        user_id: req.body.user_id,
+        note: req.body.note,
+        image: req.body.image,
+        created_at: req.body.created_at,
+        updated_at: req.body.updated_at
+      });
+      item.save().then(
+        () => {
+          res.status(201).json({
+            message: 'Item added successfully!'
+          });
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
+exports.updateItemsById= (req, res, next) => {
+    const item = new Item({
+        _id: req.body._id,
+        name: req.body.name,
+        category_id: req.body.category_id,
+        user_id: req.body.user_id,
+        note: req.body.note,
+        image: req.body.image,
+        created_at: req.body.created_at,
+        updated_at: req.body.updated_at
+      });
+      Item.updateOne({_id: req.params.id}, item).then(
+        () => {
+          res.status(201).json({
+            message: 'Item updated successfully!'
+          });
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
+exports.deleteItemsById= (req, res, next) => {
+    Item.deleteOne({_id: req.params.id}).then(
+        () => {
+          res.status(200).json({
+            message: 'Deleted Item!'
+          });
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
diff --git a/backend/controllers/Lists.js b/backend/controllers/Lists.js
new file mode 100644
index 00000000..cc9c1884
--- /dev/null
+++ b/backend/controllers/Lists.js
@@ -0,0 +1,157 @@
+const List = require('../models/List');
+
+
+
+
+exports.getLists = (req, res, next) => {
+    List.find().then(
+        (lists) => {
+          res.status(200).json(lists);
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
+exports.addList= (req, res, next) => {
+    const list = new List({
+        name: req.body.name,
+        user_id: req.body.user_id,
+        item_id: req.body.item_id,
+        created_at: req.body.created_at,
+        updated_at: req.body.updated_at
+      });
+      list.save().then(
+        () => {
+          res.status(201).json({
+            message: 'List added successfully!'
+          });
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
+exports.updateListById= (req, res, next) => {
+    const list = new List({
+        _id: req.body._id,
+        name: req.body.name,
+        user_id: req.body.user_id,
+        item_id: req.body.item_id,
+        created_at: req.body.created_at,
+        updated_at: req.body.updated_at
+      });
+      List.updateOne({_id: req.params.id}, list).then(
+        () => {
+          res.status(201).json({
+            message: 'List updated successfully!'
+          });
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
+exports.deleteListById= (req, res, next) => {
+    List.deleteOne({_id: req.params.id}).then(
+        () => {
+          res.status(200).json({
+            message: 'Deleted List!'
+          });
+        }
+      ).catch(
+        (error) => {
+          res.status(400).json({
+            error: error
+          });
+        }
+      );
+};
+exports.getListById= (req, res, next) => {
+    List.findOne({
+        _id: req.params.id
+      }).then(
+        (list) => {
+          res.status(200).json(list);
+        }
+      ).catch(
+        (error) => {
+          res.status(404).json({
+            error: error
+          });
+        }
+      );
+};
+exports.getItemsInList= (req, res, next) => {
+      List.findOne(
+          {_id: req.params.id}, 
+          {projection: {item_id: 1}}
+          ).then(
+          (list) => {
+            res.status(200).json(list);
+          }
+        ).catch(
+          (error) => {
+            res.status(404).json({
+              error: error
+            });
+          }
+        );
+};
+exports.addItemInList= (req, res, next) => {
+  List.findOneAndUpdate(
+    {_id: req.params.id}, 
+    list.item_id.push(req.params.item_id)
+    ).then(
+    (list) => {
+      res.status(200).json(list);
+    }
+  ).catch(
+    (error) => {
+      res.status(404).json({
+        error: error
+      });
+    }
+  );
+};
+exports.updateItemInList= (req, res, next) => {
+  List.findOneAndUpdate(
+    {_id: req.params.id}, 
+    {item_id:req.params.id}
+    ).then(
+    (list) => {
+      res.status(200).json(list);
+    }
+  ).catch(
+    (error) => {
+      res.status(404).json({
+        error: error
+      });
+    }
+  );
+};
+exports.deleteItemInList= (req, res, next) => {
+  List.findOneAndUpdate(
+    {_id: req.params.id}, 
+    list.item_id.pop(req.params.item_id)
+    ).then(
+    (list) => {
+      res.status(200).json(list);
+    }
+  ).catch(
+    (error) => {
+      res.status(404).json({
+        error: error
+      });
+    }
+  );
+};
\ No newline at end of file
diff --git a/backend/middleware/auth.js b/backend/middleware/auth.js
new file mode 100644
index 00000000..09438a4f
--- /dev/null
+++ b/backend/middleware/auth.js
@@ -0,0 +1,18 @@
+const jwt = require('jsonwebtoken');
+
+module.exports = (req, res, next) => {
+  try {
+    const token = req.headers.authorization.split(' ')[1];
+    const decodedToken = jwt.verify(token, 'RANDOM_TOKEN_SECRET');
+    const userId = decodedToken.userId;
+    if (req.body.userId && req.body.userId !== userId) {
+      throw 'Invalid user ID';
+    } else {
+      next();
+    }
+  } catch {
+    res.status(401).json({
+      error: new Error('Invalid request!')
+    });
+  }
+};
\ No newline at end of file
diff --git a/backend/models/Category.js b/backend/models/Category.js
new file mode 100644
index 00000000..27bcf469
--- /dev/null
+++ b/backend/models/Category.js
@@ -0,0 +1,23 @@
+const mongoose = require('mongoose');
+const CategorySchema = new mongoose.Schema({
+    name: {
+        type: String,
+        required: true
+    },
+    user_id: {
+        type: mongoose.Schema.Types.ObjectId,
+        required:true,
+        ref: "User"
+    },
+    created_at: {
+        type: Date,
+        required: true,
+        default: Date.now()
+    },
+    updated_at: {
+        type: Date,
+        required: true,
+        default: Date.now()
+    }
+});
+module.exports= mongoose.model("Category", CategorySchema);
\ No newline at end of file
diff --git a/backend/models/Item.js b/backend/models/Item.js
new file mode 100644
index 00000000..12f14ef4
--- /dev/null
+++ b/backend/models/Item.js
@@ -0,0 +1,37 @@
+const mongoose = require('mongoose');
+const ItemSchema = new mongoose.Schema({
+    name: {
+        type: String,
+        required: true
+    },
+    category_id: {
+        type: mongoose.Schema.Types.ObjectId,
+        required:true,
+        ref: "Category"
+    },
+    user_id: {
+        type: mongoose.Schema.Types.ObjectId,
+        required:true,
+        ref: "User"
+    },
+    note: {
+        type: String,
+        required: true
+    },
+    image: {
+        type: String,
+        required: true
+    }, 
+    created_at: {
+        type: Date,
+        required: true,
+        default: Date.now()
+    },
+    updated_at: {
+        type: Date,
+        required: true,
+        default: Date.now()
+    }
+});
+
+module.exports=mongoose.model("Item",ItemSchema);
\ No newline at end of file
diff --git a/backend/models/List.js b/backend/models/List.js
new file mode 100644
index 00000000..6277db86
--- /dev/null
+++ b/backend/models/List.js
@@ -0,0 +1,30 @@
+const mongoose = require('mongoose');
+
+const ListSchema = new mongoose.Schema({
+    name: {
+        type: String,
+        required: true
+    },
+    user_id: {
+        type: mongoose.Schema.Types.ObjectId,
+        required:true,
+        ref: "User"
+    },
+    item_id:[{
+        type: mongoose.Schema.Types.ObjectId,
+        required:true,
+        ref: "Item"
+    }],
+    created_at: {
+        type: Date,
+        required: true,
+        default: Date.now()
+    },
+    updated_at: {
+        type: Date,
+        required: true,
+        default: Date.now()
+    }
+});
+
+module.exports= mongoose.model("List",ListSchema);
\ No newline at end of file
diff --git a/backend/models/User.js b/backend/models/User.js
new file mode 100644
index 00000000..3a97d677
--- /dev/null
+++ b/backend/models/User.js
@@ -0,0 +1,20 @@
+const mongoose = require('mongoose');
+const uniqueValidator = require('mongoose-unique-validator');
+
+const UserSchema = new mongoose.Schema({
+    email: {
+        type: String,
+        required: true
+    },
+    password: {
+        type: String,
+        required: true
+    },
+    userName: {
+        type: String,
+        required: true
+    }
+})
+
+UserSchema.plugin(uniqueValidator);
+module.exports = mongoose.model('User', UserSchema);
\ No newline at end of file
diff --git a/backend/package-lock.json b/backend/package-lock.json
new file mode 100644
index 00000000..acd33e89
--- /dev/null
+++ b/backend/package-lock.json
@@ -0,0 +1,1720 @@
+{
+  "name": "assignment-express",
+  "version": "1.0.0",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "@sindresorhus/is": {
+      "version": "0.14.0",
+      "resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-0.14.0.tgz",
+      "integrity": "sha512-9NET910DNaIPngYnLLPeg+Ogzqsi9uM4mSboU5y6p8S5DzMTVEsJZrawi+BoDNUVBa2DhJqQYUFvMDfgU062LQ=="
+    },
+    "@szmarczak/http-timer": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/@szmarczak/http-timer/-/http-timer-1.1.2.tgz",
+      "integrity": "sha512-XIB2XbzHTN6ieIjfIMV9hlVcfPU26s2vafYWQcZHWXHOxiaRZYEDKEwdl129Zyg50+foYV2jCgtrqSA6qNuNSA==",
+      "requires": {
+        "defer-to-connect": "^1.0.1"
+      }
+    },
+    "@types/bson": {
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/@types/bson/-/bson-4.0.3.tgz",
+      "integrity": "sha512-mVRvYnTOZJz3ccpxhr3wgxVmSeiYinW+zlzQz3SXWaJmD1DuL05Jeq7nKw3SnbKmbleW5qrLG5vdyWe/A9sXhw==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
+    "@types/mongodb": {
+      "version": "3.6.12",
+      "resolved": "https://registry.npmjs.org/@types/mongodb/-/mongodb-3.6.12.tgz",
+      "integrity": "sha512-49aEzQD5VdHPxyd5dRyQdqEveAg9LanwrH8RQipnMuulwzKmODXIZRp0umtxi1eBUfEusRkoy8AVOMr+kVuFog==",
+      "requires": {
+        "@types/bson": "*",
+        "@types/node": "*"
+      }
+    },
+    "@types/node": {
+      "version": "15.0.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-15.0.1.tgz",
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+    },
+    "abbrev": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
+    },
+    "accepts": {
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+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
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+      "requires": {
+        "mime-types": "~2.1.24",
+        "negotiator": "0.6.2"
+      }
+    },
+    "ansi-align": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/ansi-align/-/ansi-align-3.0.0.tgz",
+      "integrity": "sha512-ZpClVKqXN3RGBmKibdfWzqCY4lnjEuoNzU5T0oEFpfd/z5qJHVarukridD4juLO2FXMiwUQxr9WqQtaYa8XRYw==",
+      "requires": {
+        "string-width": "^3.0.0"
+      },
+      "dependencies": {
+        "string-width": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
+          "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
+          "requires": {
+            "emoji-regex": "^7.0.1",
+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^5.1.0"
+          }
+        }
+      }
+    },
+    "ansi-regex": {
+      "version": "4.1.0",
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+      "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg=="
+    },
+    "ansi-styles": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
+      "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
+      "requires": {
+        "color-convert": "^1.9.0"
+      }
+    },
+    "anymatch": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.2.tgz",
+      "integrity": "sha512-P43ePfOAIupkguHUycrc4qJ9kz8ZiuOUijaETwX7THt0Y/GNK7v0aa8rY816xWjZ7rJdA5XdMcpVFTKMq+RvWg==",
+      "requires": {
+        "normalize-path": "^3.0.0",
+        "picomatch": "^2.0.4"
+      }
+    },
+    "array-flatten": {
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+          "requires": {
+            "color-convert": "^2.0.1"
+          }
+        },
+        "chalk": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-3.0.0.tgz",
+          "integrity": "sha512-4D3B6Wf41KOYRFdszmDqMCGq5VV/uMAB273JILmO+3jAlh8X4qDtdtgCR3fxtbLEMzSx22QdhnDcJvu2u1fVwg==",
+          "requires": {
+            "ansi-styles": "^4.1.0",
+            "supports-color": "^7.1.0"
+          }
+        },
+        "color-convert": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
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+          "requires": {
+            "color-name": "~1.1.4"
+          }
+        },
+        "color-name": {
+          "version": "1.1.4",
+          "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
+          "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
+        },
+        "has-flag": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
+          "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ=="
+        },
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+          "version": "7.2.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
+          "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
+          "requires": {
+            "has-flag": "^4.0.0"
+          }
+        }
+      }
+    },
+    "url-parse-lax": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/url-parse-lax/-/url-parse-lax-3.0.0.tgz",
+      "integrity": "sha1-FrXK/Afb42dsGxmZF3gj1lA6yww=",
+      "requires": {
+        "prepend-http": "^2.0.0"
+      }
+    },
+    "util-deprecate": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
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+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
+      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
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+      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
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+    "widest-line": {
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+      }
+    },
+    "wrappy": {
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+      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
+    },
+    "write-file-atomic": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-3.0.3.tgz",
+      "integrity": "sha512-AvHcyZ5JnSfq3ioSyjrBkH9yW4m7Ayk8/9My/DD9onKeu/94fwrMocemO2QAJFAlnnDN+ZDS+ZjAR5ua1/PV/Q==",
+      "requires": {
+        "imurmurhash": "^0.1.4",
+        "is-typedarray": "^1.0.0",
+        "signal-exit": "^3.0.2",
+        "typedarray-to-buffer": "^3.1.5"
+      }
+    },
+    "xdg-basedir": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-4.0.0.tgz",
+      "integrity": "sha512-PSNhEJDejZYV7h50BohL09Er9VaIefr2LMAf3OEmpCkjOi34eYyQYAXUTjEQtZJTKcF0E2UKTh+osDLsgNim9Q=="
+    }
+  }
+}
diff --git a/backend/package.json b/backend/package.json
new file mode 100644
index 00000000..8f591f31
--- /dev/null
+++ b/backend/package.json
@@ -0,0 +1,24 @@
+{
+  "name": "assignment-express",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "bcryptjs": "^2.4.3",
+    "body-parser": "^1.19.0",
+    "ejs": "^3.1.6",
+    "express": "^4.17.1",
+    "express-session": "^1.17.1",
+    "jsonwebtoken": "^8.5.1",
+    "mongoose": "^5.12.7",
+    "mongoose-unique-validator": "^2.0.3",
+    "mysql": "^2.18.1",
+    "nodemon": "^2.0.7",
+    "req-flash": "0.0.3"
+  }
+}
diff --git a/backend/routes/Auth.js b/backend/routes/Auth.js
new file mode 100644
index 00000000..e4243cff
--- /dev/null
+++ b/backend/routes/Auth.js
@@ -0,0 +1,11 @@
+const express = require('express');
+const router = express.Router();
+
+const authCtrl = require('../controllers/Auth');
+
+router.post('/signup', authCtrl.signup);
+router.post('/login', authCtrl.login);
+router.get('/getUser', authCtrl.getUser);
+
+
+module.exports = router;
\ No newline at end of file
diff --git a/backend/routes/Categories.js b/backend/routes/Categories.js
new file mode 100644
index 00000000..cb222935
--- /dev/null
+++ b/backend/routes/Categories.js
@@ -0,0 +1,12 @@
+const express = require('express')
+const router = express.Router();
+
+const categoryCtrl = require('../controllers/Categories');
+const auth = require('../middleware/auth');
+
+router.get('/categories',auth, categoryCtrl.getCategories);
+router.post('/categories',auth, categoryCtrl.addCategories);
+router.get('/categories/{category_id}',auth, categoryCtrl.updateCategoriesById);
+router.delete('/categories/{category_id}',auth,categoryCtrl.deleteCategoriesById);
+
+module.exports = router;
\ No newline at end of file
diff --git a/backend/routes/Items.js b/backend/routes/Items.js
new file mode 100644
index 00000000..a3de1f2f
--- /dev/null
+++ b/backend/routes/Items.js
@@ -0,0 +1,13 @@
+const express = require('express');
+const router = express.Router();
+
+const itemCtrl = require('../controllers/Items');
+const auth = require('../middleware/auth');
+
+router.get('/items',auth, itemCtrl.getItems);
+router.post('/items',auth, itemCtrl.addItems);
+router.get('/items/{item_id}',auth, itemCtrl.updateItemsById);
+router.delete('/items/{item_id}',auth, itemCtrl.deleteItemsById);
+
+
+module.exports = router;
\ No newline at end of file
diff --git a/backend/routes/Lists.js b/backend/routes/Lists.js
new file mode 100644
index 00000000..b86d79f0
--- /dev/null
+++ b/backend/routes/Lists.js
@@ -0,0 +1,18 @@
+const express = require('express');
+const router = express.Router();
+
+const listCtrl = require('../controllers/Lists');
+const auth = require('../middleware/auth');
+
+router.get('/lists', auth, listCtrl.getLists);
+router.post('/lists', auth, listCtrl.addList);
+router.put('/lists/{list_id}',auth, listCtrl.updateListById);
+router.delete('/lists​/{list_id}',auth,listCtrl.deleteListById);
+router.get('/lists/{list_id}/items',auth,listCtrl.getItemsInList);
+router.post('/lists/{list_id}/items',auth,listCtrl.addItemInList);
+router.put('/lists/{list_id}/items',auth,listCtrl.updateItemInList);
+router.delete('/lists/{list_id}/items',auth,listCtrl.deleteItemInList);
+
+
+
+module.exports = router;
\ No newline at end of file
diff --git a/backend/server.js b/backend/server.js
new file mode 100644
index 00000000..92b871ce
--- /dev/null
+++ b/backend/server.js
@@ -0,0 +1,47 @@
+const http = require('http');
+const app = require('./app');
+
+const normalizePort = val => {
+  const port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    return val;
+  }
+  if (port >= 0) {
+    return port;
+  }
+  return false;
+};
+const port = normalizePort(process.env.PORT || '3000');
+app.set('port', port);
+
+const errorHandler = error => {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+  const address = server.address();
+  const bind = typeof address === 'string' ? 'pipe ' + address : 'port: ' + port;
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges.');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use.');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+};
+
+const server = http.createServer(app);
+
+server.on('error', errorHandler);
+server.on('listening', () => {
+  const address = server.address();
+  const bind = typeof address === 'string' ? 'pipe ' + address : 'port ' + port;
+  console.log('Listening on ' + bind);
+});
+
+server.listen(port);