I will create a production ready PDF and excel converter


About this gig
I will build a full stack document converter web app like SmallPDF.
WHAT YOU GET:
Excel to Document Convert .xls/.xlsx spreadsheets
Excel to Word Convert spreadsheets to editable .docx
Image Converter Convert JPG/PNG images to documents
️ File Splitter Extract pages into individual ZIP files
Page Remover Remove odd or even pages from files
File Merger Combine multiple documents into one
SECURITY:
JWT-signed download links that expire automatically
UUID file naming for maximum security
MIME type and extension double validation
Rate limiting and automatic file cleanup
Helmet.js security headers on all requests
TECH STACK:
- Frontend: Next.js, React, TypeScript, Tailwind CSS
- Backend: Node.js, Express.js, TypeScript
- Libraries: LibreOffice, Sharp, pdf-lib, JWT
DELIVERABLES:
Complete source code included
Frontend and Backend both included
Environment configuration file
README with full setup instructions
Works on Windows, Linux and macOS
PERFECT FOR:
- Businesses needing document processing tools
- Developers needing a converter microservice
- Anyone wanting a self-hosted conversion tool
Respect third-party rights
Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.
Get to know Malaika
IT Student , Web Developer
- FromPakistan
- Member sinceMar 2026
- Avg. response time2 hours
Languages
Urdu, English
My Portfolio
FAQ
What technologies are used in this project?
The frontend is built with Next.js, React, TypeScript and Tailwind CSS. The backend uses Node.js, Express.js and TypeScript. Libraries include LibreOffice, Sharp, pdf-lib and JWT.
Do I need any special software to run this project?
Yes, you need Node.js 18+ and LibreOffice installed on your machine. Both are free to download. I provide a full README with step by step setup instructions.
Will this work on Windows?
Yes, the project is fully tested and working on Windows. It also works on Linux and macOS without any code changes.
Will I get the full source code?
Yes, you will receive the complete frontend and backend source code, environment configuration file, and documentation. Everything you need to run and modify the project.
Can you add more features or customize the project?
Yes, I can add custom tools, change the design, or add new conversion features. Message me before ordering and we can discuss your requirements.

