diff --git a/src/builder/JsonSchemaBuilder.ts b/src/builder/JsonSchemaBuilder.ts
index fdf2714..8c4656e 100644
--- a/src/builder/JsonSchemaBuilder.ts
+++ b/src/builder/JsonSchemaBuilder.ts
@@ -1,4 +1,5 @@
 import {JsonSchema, JsonSchemaType, Format} from "../types";
+import {deleteNestedPropertyByPath, generatePath, updateNestedObjectByPath} from "../utils";
 
 
 /**
@@ -28,6 +29,13 @@ export class JsonSchemaBuilder {
     this.schema.properties[name] = propSchema;
     return this;
   }
+  addNestedProperty(name: string, propSchema: JsonSchema): JsonSchemaBuilder {
+    if (!this.schema.properties) {
+      this.schema.properties = {};
+    }
+    this.schema = updateNestedObjectByPath(this.schema, name, propSchema);
+    return this;
+  }
 
   addRequired(...args: string[]): JsonSchemaBuilder {
     if (!this.schema.required) {
@@ -158,9 +166,7 @@ export class JsonSchemaBuilder {
   }
 
   deleteProperty(name: string): JsonSchemaBuilder {
-    if (this.schema.properties && this.schema.properties[name]) {
-      delete this.schema.properties[name];
-    }
+    this.schema = deleteNestedPropertyByPath(this.schema, name)
     return this;
   }
 
@@ -172,9 +178,7 @@ export class JsonSchemaBuilder {
   }
 
   editProperty(name: string, propSchema: JsonSchema): JsonSchemaBuilder {
-    if (this.schema.properties && this.schema.properties[name]) {
-      this.schema.properties[name] = propSchema;
-    }
+    this.schema = updateNestedObjectByPath(this.schema, name, propSchema)
     return this;
   }
 
diff --git a/src/components/AddFieldModal.tsx b/src/components/AddFieldModal.tsx
index 4d6df6d..9d46d37 100644
--- a/src/components/AddFieldModal.tsx
+++ b/src/components/AddFieldModal.tsx
@@ -8,8 +8,9 @@ import {JsonSchemaType} from "../types";
 import {JsonSchemaField} from "../fields/JsonSchemaField";
 import Select from "@mui/material/Select";
 import {Add} from "@mui/icons-material";
+import {generatePath} from "../utils";
 
-const AddFieldModal = () => {
+const AddFieldModal = ({ parentPath }) => {
     const [open, setOpen] = React.useState<boolean>(false);
     const [name, setName] = React.useState<string | null>(null);
     const [type, setType] = React.useState<JsonSchemaType | null>(null);
@@ -33,7 +34,7 @@ const AddFieldModal = () => {
             dispatch({
                 type: "ADD_PROPERTY",
                 payload: {
-                    name: field.getName() || 'newField',
+                    name: generatePath(parentPath, field.getName() || 'newField'),
                     schema: field.getSchema(),
                 },
             });
@@ -41,7 +42,7 @@ const AddFieldModal = () => {
                 dispatch({
                     type: "ADD_REQUIRED",
                     payload: {
-                        name: field.getName() || 'newField',
+                        name: generatePath(parentPath, field.getName() || 'newField'),
                     },
                 })
             }
diff --git a/src/components/SchemaPreview.tsx b/src/components/SchemaPreview.tsx
index b6c3338..f6f43f1 100644
--- a/src/components/SchemaPreview.tsx
+++ b/src/components/SchemaPreview.tsx
@@ -24,7 +24,7 @@ import {
     Tooltip,
     Typography
 } from "@mui/material";
-import {getFieldId, getSchemaFormatFromSchema} from "../utils";
+import {generatePath, getFieldId, getSchemaFormatFromSchema} from "../utils";
 import {DataVisualizationType} from "../types";
 import {SchemaAction, useSchema} from "../providers/SchemaProvider";
 import Form from "@rjsf/mui";
@@ -35,11 +35,11 @@ type Props = {
     schema: RJSFSchema;
     data: unknown;
     name: string;
+    path?: string;
 }
 
-
 // TODO: refactor
-const renderHeader = ({icon, schema, onDelete, name}: {
+const renderHeader = ({icon, schema, onDelete, name, path}: {
     icon?: React.ReactNode,
     schema: RJSFSchema,
     name: string,
@@ -63,15 +63,16 @@ const renderHeader = ({icon, schema, onDelete, name}: {
                 <DialogTitle>Edit <code>{name}</code> Field</DialogTitle>
                 <DialogContent>
                     <Form onSubmit={({formData}) => {
-                        dispatch({type: "UPDATE_PROPERTY", payload: {name, schema: formData}})
+                        handleEdit(dispatch, path, formData)
                         setShowEditModal(false);
                     }} schema={field?.getBuilderSchema()} formData={schema} validator={validator}/>
                 </DialogContent>
             </Dialog>
 
             <Dialog open={showPreviewModal} onClose={() => setShowPreviewModal(false)}>
-                <DialogTitle><code>{name}</code> Field <span>{onDelete && <IconButton color="error" onClick={() => setShowDeleteConfirmationModal(true)}><Delete
-                    fontSize="small"/></IconButton>}
+                <DialogTitle><code>{name}</code> Field <span>{onDelete &&
+                    <IconButton color="error" onClick={() => setShowDeleteConfirmationModal(true)}><Delete
+                        fontSize="small"/></IconButton>}
                     <IconButton
                         color="warning"
                         onClick={() => setShowEditModal(true)}
@@ -79,7 +80,7 @@ const renderHeader = ({icon, schema, onDelete, name}: {
                         <Edit fontSize="small"/>
                     </IconButton></span></DialogTitle>
                 <DialogContent>
-                    <FieldPreview name={name} schema={field?.getBuilderSchema()} data={schema} />
+                    <FieldPreview name={name} schema={field?.getBuilderSchema()} data={schema}/>
                 </DialogContent>
             </Dialog>
 
@@ -142,43 +143,43 @@ const handleEdit = (dispatch: React.Dispatch<SchemaAction>, name: string, schema
     dispatch({type: "UPDATE_PROPERTY", payload: {name, schema}});
 }
 
-const SchemaPreview = ({schema, data, name}: Props) => {
+const SchemaPreview = ({schema, data, name, path}: Props) => {
     const FormPreview = getSchemaFormatFromSchema(schema, SchemaPreview)
     return (
         <div>
-            <FormPreview {...{schema, data, name}} />
+            <FormPreview {...{schema, data, name, path}} />
         </div>
     )
 };
 
-SchemaPreview.String = function String({schema, data, name}: DataVisualizationType) {
+SchemaPreview.String = function String({schema, path, data, name}: DataVisualizationType) {
     const {dispatch} = useSchema();
     return (
         <div>
-            {renderHeader({name, schema, icon: <TextSnippet/>, onDelete: () => handleDelete(dispatch, name)})}
+            {renderHeader({name, path, schema, icon: <TextSnippet/>, onDelete: () => handleDelete(dispatch, path)})}
         </div>
     );
 };
 
-SchemaPreview.Number = function Number({schema, name}: DataVisualizationType) {
+SchemaPreview.Number = function Number({schema, path, name}: DataVisualizationType) {
     const {dispatch} = useSchema();
     return (
         <div>
-            {renderHeader({name, schema, icon: <Numbers/>, onDelete: () => handleDelete(dispatch, name)})}
+            {renderHeader({name, path, schema, icon: <Numbers/>, onDelete: () => handleDelete(dispatch, path)})}
         </div>
     );
 };
 
-SchemaPreview.Boolean = function BooleanVisualization({schema, name}: DataVisualizationType) {
+SchemaPreview.Boolean = function BooleanVisualization({schema, path, name}: DataVisualizationType) {
     const {dispatch} = useSchema();
     return (
         <div>
-            {renderHeader({name, schema, icon: <ToggleOn/>, onDelete: () => handleDelete(dispatch, name)})}
+            {renderHeader({name, path, schema, icon: <ToggleOn/>, onDelete: () => handleDelete(dispatch, path)})}
         </div>
     );
 };
 
-SchemaPreview.Object = function ObjectVisualization({schema, data, name}: DataVisualizationType) {
+SchemaPreview.Object = function ObjectVisualization({schema, path, data, name}: DataVisualizationType) {
     const {dispatch} = useSchema();
     const properties = Object.keys(schema?.properties || {})
 
@@ -192,27 +193,31 @@ SchemaPreview.Object = function ObjectVisualization({schema, data, name}: DataVi
         <Card sx={{p: 2, m: 2}}>
             {renderHeader({
                 name,
+                path,
                 schema,
                 icon: <DataObject/>,
                 collapse: open,
                 onCollapse: handleCollapse,
-                onDelete: () => handleDelete(dispatch, name)
+                onDelete: () => handleDelete(dispatch, path)
             })}
             <Card sx={{p: 2, m: 2}}>
                 <Box
                     px={2} display="flex" justifyContent="space-between">
                     <Typography flex={1}>Properties</Typography>
-                    <AddFieldModal/>
+                    <AddFieldModal parentPath={generatePath(path, 'properties')}/>
                     {open !== undefined &&
                         <IconButton onClick={handleCollapse}>{!open ? <ExpandMore fontSize="small"/> :
                             <ExpandLess fontSize="small"/>}</IconButton>}
                 </Box>
                 <Collapse in={open} timeout="auto" unmountOnExit>
                     {properties?.length > 0 ? properties?.map((property) => (
-                        <SchemaPreview
-                            name={property}
-                            schema={schema.properties[property]}
-                        />
+                        <>
+                            <SchemaPreview
+                                name={property}
+                                schema={schema.properties[property]}
+                                path={generatePath(path, generatePath('properties', property))}
+                            />
+                        </>
                     )) : (
                         <Typography alignItems="center" textAlign="center" p={3}>
                             Click on <Add fontSize="small"/> button to add properties
@@ -224,14 +229,14 @@ SchemaPreview.Object = function ObjectVisualization({schema, data, name}: DataVi
     );
 };
 
-SchemaPreview.Array = function ArrayVisualization({schema, data, name}: DataVisualizationType) {
+SchemaPreview.Array = function ArrayVisualization({schema, path, data, name}: DataVisualizationType) {
     const {dispatch} = useSchema();
     return (
         <>
             <Card sx={{p: 2, m: 2}}>
-            {renderHeader({name, schema, icon: <DataArray/>, onDelete: () => handleDelete(dispatch, name)})}
+                {renderHeader({name,path,  schema, icon: <DataArray/>, onDelete: () => handleDelete(dispatch, path)})}
                 <SchemaPreview
-                    {...{schema: schema.items, name}}
+                    {...{schema: schema.items, name, path: generatePath(path, 'items')}}
                 />
             </Card>
         </>
diff --git a/src/providers/SchemaProvider.tsx b/src/providers/SchemaProvider.tsx
index b01d40c..e936f2e 100644
--- a/src/providers/SchemaProvider.tsx
+++ b/src/providers/SchemaProvider.tsx
@@ -94,7 +94,7 @@ const schemaReducer = (state: JsonSchema, action: SchemaAction): JsonSchema => {
 
     switch (action.type) {
         case "ADD_PROPERTY":
-            builder.addProperty(action.payload.name, action.payload.schema!);
+            builder.addNestedProperty(action.payload.name, action.payload.schema!);
             break;
         case "UPDATE_PROPERTY":
             builder.editProperty(action.payload.name, action.payload.schema!);
diff --git a/src/types.ts b/src/types.ts
index cf7cde2..2fa9f34 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -75,4 +75,7 @@ export type DataVisualizationType = {
     data?: object;
     schema: RJSFSchema;
     name?: string
+    path?: string
 }
+
+export type NestedObject = { [key: string]: any };
diff --git a/src/utils.ts b/src/utils.ts
index df24226..92f62a5 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,5 +1,5 @@
 import {RJSFSchema} from "@rjsf/utils";
-import {DataVisualizationType} from "./types";
+import {DataVisualizationType, NestedObject} from "./types";
 
 export const getSchemaFormatFromSchema = (
     schema: RJSFSchema,
@@ -48,4 +48,62 @@ export const getFieldId = (schema: RJSFSchema) => {
     if (schema?.type === 'number' || schema?.type === 'integer') return 'NUMBER';
     if (schema?.type === 'object') return 'OBJECT';
     if (schema?.type === 'array') return 'ARRAY';
-}
\ No newline at end of file
+}
+
+export const generatePath = (parentPath: string = '', fieldName: string): string => {
+    let path = parentPath;
+    if (path?.length > 0) path += '.';
+    path += fieldName;
+    return path;
+}
+
+export const accessToObjectFieldByPath = (object: object, path: string) => {
+    return path.split('.').reduce((o, i) => o[i], object)
+}
+
+export const updateNestedObjectByPath = (obj: NestedObject, path: string, value: any): NestedObject => {
+    const keys = path.split('.');
+    const newObject = {...obj};
+
+    let current = newObject;
+    keys.forEach((key, index) => {
+        if (index === keys.length - 1) {
+            current[key] = value;
+        } else {
+            current[key] = current[key] ? {...current[key]} : {};
+            current = current[key];
+        }
+    });
+
+    return newObject;
+}
+
+export const deleteNestedPropertyByPath = (obj: NestedObject, path: string): NestedObject => {
+    const keys = path.split('.');
+    const newObject = {...obj};
+
+    if (keys.length === 0) {
+        return newObject;
+    }
+
+    let current = newObject;
+    const stack = [];
+
+    for (let i = 0; i < keys.length - 1; i++) {
+        stack.push(current);
+        current[keys[i]] = {...current[keys[i]]};
+        current = current[keys[i]];
+    }
+
+    delete current[keys[keys.length - 1]];
+
+    for (let i = keys.length - 2; i >= 0; i--) {
+        const key = keys[i];
+        current = stack.pop();
+        if (Object.keys(current[key]).length === 0) {
+            delete current[key];
+        }
+    }
+
+    return newObject;
+}