Founder & Engineer 
I build reliable websites, marketing technology, and AI-native systems.
More than 50 websites and conversion tracking setups for agencies and businesses in Germany and other international markets.
Overview
I'm Sultan Kautsar, a Founder & Engineer focused on web engineering, Marketing Technology, and AI-native development.
I build reliable digital systems across websites, infrastructure, analytics, tracking, automation, and marketing tools.
I choose technology based on the problem and the desired outcome, with a focus on simplicity, reliability, and efficient execution. AI is an active part of my engineering workflow for research, development, debugging, automation, and system design.
In numbers
- 50+
- Websites built and maintained
- 350+
- Clients served through Rayatiga
- 2020
- Building for the web since
Currently
- Marketing Technology Engineer MediaConversion, Hamburg
- Software Engineer FlexyPack, Jakarta
- Founder & Engineer Rayatiga