Arif Mahmood
Developer & Founder of PDFJin & VideoJin.
Focused on PDF utility tools and AI video forensics. Building at the intersection of automation and digital security
How I’m handling deepfake detection and PDF processing on a lean stack
"I'm currently working on two projects with very different technical requirements.
VideoJin is a forensic tool for deepfake verification. With the rise of AI-generated content, I wanted to build something that does one thing well: tell you if a video is real or fake.
On the other hand, PDFJin is all about speed and utility for daily tasks.
The Challenge: Finding the balance between high-performance forensic processing and the lightweight 'instant' feel people expect from PDF tools. I’ve been tweaking my DNS and hosting
pdfjin
The all-in-one PDF toolkit for everyone. Convert, merge, split, compress, secure, repair and edit your documents — fast, free, and privacy-first
Running but new100Videojin
Military-grade neural forensics at your fingertips. Verify video authenticity with 99.8% precision
present runnung new tool100