Developer Guide

File Upload Guide

Learn how to upload PDFs and other documents to the SignQuick API efficiently and securely.

Upload Topics

Upload files using multipart/form-data with support for documents up to 25MB per file.

Understand supported file formats, size limits, and how to handle validation errors gracefully.

Use chunked uploads and compression to optimize upload speed for large documents.

Learn how uploaded files are stored, encrypted, and managed throughout their lifecycle.

Up to 25MB per file

PDF, DOCX, PNG, JPG supported

Chunked upload for large files

Upload progress tracking

Automatic virus scanning

Automatic metadata extraction

Follow our upload guide to integrate document uploads into your application.