I will build ai invoice automation and approval workflow using n8n


About this gig
I will build an AI-powered document processing and approval workflow using n8n.
Your PDF documents can be automatically uploaded, analyzed with AI, stored securely, and sent through an approval process.
WHAT I CAN AUTOMATE:
PDF upload and processing
AI data extraction
Vendor, customer, dates and amounts
Database and file storage
Approval dashboard
Approve / Reject workflow
Automatic email notifications
Original PDF attachment
Status tracking
API and webhook integrations
HOW IT WORKS:
PDF AI Extraction Database Approval Dashboard Approve/Reject Email
TECHNOLOGIES:
n8n OpenAI Supabase Next.js REST APIs
WHY CHOOSE THIS SERVICE?
Reduce manual data entry
Save time
Automate approval processes
Keep records organized
Receive automatic notifications
I can customize the workflow for your business process and connect other tools or APIs.
Please contact me before ordering if you have a custom requirement.
Get to know Muhammad Faisal
AI Automation and Voice Agent Specialist
- FromPakistan
- Member sinceAug 2026
Languages
Urdu, English
My Portfolio
Other AI Development Services I Offer
FAQ
Can you automate PDF invoice processing?
Yes. I can build an n8n workflow that receives invoice PDFs, extracts the required information using AI, and stores the data automatically.
Can you add an invoice approval workflow?
Yes. I can create an approval dashboard where invoices can be reviewed and marked as Approved or Rejected, with automatic email notifications.
Can you attach the original invoice PDF to the email?
Yes. The original invoice PDF can be automatically attached to approval or rejection notification emails.
Which tools do you use?
I primarily use n8n, OpenAI, Supabase, Next.js, REST APIs and email services.
Can you integrate other applications?
Yes. I can integrate APIs, webhooks, Google Sheets, CRMs, databases and other business tools according to your requirements.

