diff --git a/apps/web/components/imports/editor/Editor.tsx b/apps/web/components/imports/editor/Editor.tsx
index b32faaf8f..9ede8cb4b 100644
--- a/apps/web/components/imports/editor/Editor.tsx
+++ b/apps/web/components/imports/editor/Editor.tsx
@@ -49,6 +49,9 @@ export function OutputEditor({ templateId, switchToDestination }: OutputEditorPr
     isSyncCustomizationLoading,
     isCustomizationLoading,
     isDestinationLoading,
+    allVariables,
+    formatVariableDisplay,
+    isSystemVariable,
   } = useEditor({
     templateId,
   });
@@ -98,7 +101,7 @@ export function OutputEditor({ templateId, switchToDestination }: OutputEditorPr
                     id="format"
                     value={field.value}
                     onChange={field.onChange}
-                    variables={[...(customization?.recordVariables || []), ...(customization?.chunkVariables || [])]}
+                    variables={allVariables}
                   />
                 )}
               />
@@ -107,14 +110,16 @@ export function OutputEditor({ templateId, switchToDestination }: OutputEditorPr
             </div>
             <div style={{ width: '20%', display: 'flex', flexDirection: 'column', gap: '5' }}>
               <VarLabel label="System Variables">
-                {customization?.chunkVariables.map((variable) => (
-                  <VarItemWrapper key={variable} name={variable} copyText={'"' + variable + '"'} />
+                {allVariables.filter(isSystemVariable).map((variable) => (
+                  <VarItemWrapper key={variable} name={variable} copyText={formatVariableDisplay(variable)} />
                 ))}
               </VarLabel>
               <VarLabel label="Schema Variables">
-                {customization?.recordVariables.map((variable) => (
-                  <VarItemWrapper key={variable} name={variable} copyText={'"' + variable + '"'} />
-                ))}
+                {allVariables
+                  .filter((variable) => !isSystemVariable(variable))
+                  .map((variable) => (
+                    <VarItemWrapper key={variable} name={variable} copyText={formatVariableDisplay(variable)} />
+                  ))}
               </VarLabel>
             </div>
           </Flex>
diff --git a/apps/web/components/imports/validator/Validator.tsx b/apps/web/components/imports/validator/Validator.tsx
index 60c95816d..94688538f 100644
--- a/apps/web/components/imports/validator/Validator.tsx
+++ b/apps/web/components/imports/validator/Validator.tsx
@@ -20,13 +20,19 @@ import { useValidator } from '@hooks/useValidator';
 import { VarItemWrapper } from '../editor/VarItemWrapper';
 import { InformationIcon } from '@assets/icons/Information.icon';
 import { TooltipLink } from '@components/guide-point';
+import { useMemo } from 'react';
+import { useEditor } from '@hooks/useEditor';
+import { DestinationsEnum } from '@impler/shared';
 
 interface ValidatorProps {
   templateId: string;
 }
 
 export function Validator({ templateId }: ValidatorProps) {
-  const systemVariables = [
+  const { destination } = useEditor({ templateId });
+
+  // Existing system variables
+  const baseSystemVariables = [
     'params.uploadId',
     'params.fileName',
     'params.data',
@@ -34,12 +40,26 @@ export function Validator({ templateId }: ValidatorProps) {
     'params.totalRecords',
     'params.chunkSize',
   ];
+
+  // Bubble.io specific system variables
+  const bubbleIoSystemVariables = ['extra.uploadId', 'extra.userId'];
+
   const { colorScheme } = useMantineColorScheme();
   const { control, editorVariables, onSave, isUpdateValidationsLoading, isValidationsLoading, testCodeResult } =
     useValidator({
       templateId,
     });
 
+  // Combine all variables: base system variables + editor variables + Bubble.io variables (if applicable)
+  const allVariables = useMemo(() => {
+    const variables = [...baseSystemVariables, ...editorVariables];
+    if (destination?.destination === DestinationsEnum.BUBBLEIO) {
+      variables.push(...bubbleIoSystemVariables);
+    }
+
+    return variables;
+  }, [destination?.destination, editorVariables]);
+
   return (
     <div style={{ position: 'relative' }}>
       <LoadingOverlay visible={isValidationsLoading} />
@@ -124,7 +144,7 @@ export function Validator({ templateId }: ValidatorProps) {
                   mode="javascript"
                   value={field.value}
                   onChange={field.onChange}
-                  variables={[...systemVariables]}
+                  variables={allVariables}
                 />
               )}
             />
@@ -134,15 +154,10 @@ export function Validator({ templateId }: ValidatorProps) {
           </div>
           <div style={{ width: '20%', display: 'flex', flexDirection: 'column', gap: '5' }}>
             <VarLabel label="System Variables">
-              {systemVariables.map((variable) => (
+              {allVariables.map((variable) => (
                 <VarItemWrapper key={variable} name={variable} copyText={variable} />
               ))}
             </VarLabel>
-            <VarLabel label="Schema Variables">
-              {editorVariables.map((variable) => (
-                <VarItemWrapper key={variable} name={variable} copyText={'"' + variable + '"'} />
-              ))}
-            </VarLabel>
           </div>
         </Flex>
       </Stack>
diff --git a/apps/web/hooks/useEditor.tsx b/apps/web/hooks/useEditor.tsx
index 078148118..6402bb475 100644
--- a/apps/web/hooks/useEditor.tsx
+++ b/apps/web/hooks/useEditor.tsx
@@ -1,4 +1,4 @@
-import { useEffect } from 'react';
+import { useEffect, useMemo } from 'react';
 import { useForm } from 'react-hook-form';
 import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query';
 
@@ -83,6 +83,38 @@ export function useEditor({ templateId }: UseEditorProps) {
     }
   );
 
+  // Combine all variables: record variables + chunk variables + system variables
+  const allVariables = useMemo(() => {
+    const variables = [];
+
+    // Add schema variables (from record format)
+    if (customization?.recordVariables) {
+      variables.push(...customization.recordVariables.map((variable) => variable.substring(2, variable.length - 2)));
+    }
+
+    // Add system variables (from chunk format)
+    if (customization?.chunkVariables) {
+      variables.push(...customization.chunkVariables);
+    }
+
+    // Add Bubble.io specific system variables
+    if (destination?.destination === DestinationsEnum.BUBBLEIO) {
+      variables.push('extra.uploadId', 'extra.userId');
+    }
+
+    return variables;
+  }, [customization?.recordVariables, customization?.chunkVariables, destination?.destination]);
+
+  // Helper function to format variable display
+  const formatVariableDisplay = (variable: string) => {
+    return `"${variable}"`;
+  };
+
+  // Helper function to categorize variables
+  const isSystemVariable = (variable: string) => {
+    return variable.startsWith('extra.') || variable.startsWith('params.');
+  };
+
   const validateFormat = (data: string): boolean => {
     try {
       JSON.parse(data);
@@ -137,10 +169,13 @@ export function useEditor({ templateId }: UseEditorProps) {
     onSaveClick,
     destination,
     handleSubmit,
+    allVariables,
     customization,
+    isSystemVariable,
     syncCustomization,
     updateCustomization,
     isDestinationLoading,
+    formatVariableDisplay,
     isCustomizationLoading,
     isSyncCustomizationLoading,
     isUpdateCustomizationLoading,
diff --git a/apps/web/hooks/useValidator.tsx b/apps/web/hooks/useValidator.tsx
index 4a46cacf9..18ccb05fc 100644
--- a/apps/web/hooks/useValidator.tsx
+++ b/apps/web/hooks/useValidator.tsx
@@ -7,7 +7,7 @@ import { notify } from '@libs/notify';
 import { commonApi } from '@libs/api';
 import { track } from '@libs/amplitude';
 import { API_KEYS, MODAL_KEYS, MODAL_TITLES } from '@config';
-import { ICustomization, IErrorObject, IValidator } from '@impler/shared';
+import { ICustomization, IErrorObject, IValidator, DestinationsEnum } from '@impler/shared';
 import { CodeOutput } from '@components/imports/validator/CodeOutput';
 
 interface UseSchemaProps {
@@ -43,9 +43,14 @@ export function useValidator({ templateId }: UseSchemaProps) {
     () => commonApi<ICustomization>(API_KEYS.TEMPLATE_CUSTOMIZATION_GET as any, { parameters: [templateId] }),
     {
       onSuccess(data) {
-        setEditorVariables([
-          ...(data.recordVariables.map((variable) => variable.substring(2, variable.length - 2)) || []),
-        ]);
+        // Get base variables from customization
+        const baseVariables = data.recordVariables?.map((variable) => variable.substring(2, variable.length - 2)) || [];
+
+        // Add static Bubble.io variables if destination is Bubble.io
+        const bubbleIoVariables =
+          data.destination === DestinationsEnum.BUBBLEIO ? ['extra.uploadId', 'extra.userId'] : [];
+
+        setEditorVariables([...baseVariables, ...bubbleIoVariables]);
       },
     }
   );
diff --git a/libs/shared/src/entities/Customization/Customization.interface.ts b/libs/shared/src/entities/Customization/Customization.interface.ts
index 198b8b13b..c0735fb4b 100644
--- a/libs/shared/src/entities/Customization/Customization.interface.ts
+++ b/libs/shared/src/entities/Customization/Customization.interface.ts
@@ -1,6 +1,9 @@
+import { DestinationsEnum } from '../../types/destination/destination.types';
+
 export interface ICustomization {
   _id: string;
   _templateId: string;
+  destination: DestinationsEnum;
   recordVariables: string[];
   chunkVariables: string[];
   recordFormat: string;
diff --git a/libs/shared/src/utils/output.helpers.ts b/libs/shared/src/utils/output.helpers.ts
index 170a68000..024e040b0 100644
--- a/libs/shared/src/utils/output.helpers.ts
+++ b/libs/shared/src/utils/output.helpers.ts
@@ -148,3 +148,17 @@ export function getRecordFormat(chunkFormat: string) {
     chunkFormat: JSON.stringify(format),
   };
 }
+
+export function extractExtraSystemVariables(format: string): string[] {
+  const variablePattern = /\{\{([^}]+)\}\}/g;
+  const variables: string[] = [];
+  let match;
+
+  while ((match = variablePattern.exec(format)) !== null) {
+    variables.push(match[1]);
+  }
+
+  const systemVariables = variables.filter((variable) => variable.startsWith('extra.'));
+
+  return systemVariables;
+}