I'm Lukas - a senior software engineer passionate about building useful stuff.

Currently on a mission to make your infrastructure more secure with Recon Wave.

For the past eight years of my professional experience, I built lot of cool things in different startups in different technologies. I'm trying to be tech-agnostic but with deep knowledge about cyber security. I co-founded two companies.

Never stop building!

Experience:

• Recon Wave
  • Co-founded company building advanced attack surface monitoring.
  • I talked about our dataset on BSides Prague 2025 - recording.
• Better Stack
  • Designed and built edge-based infrastructure for running uptime checks across the globe on ~30 different servers and locations, handling more than 7k uptime checks per second.
• CDN77
  • Designed and built edge computing platform from scratch, handling 50 Tbps of traffic on 2k+ servers.
• FEE CTU
  • Teacher at master's coures Introduction to Cybersecurity.
  • My classes are available online - Web Attacks and Advanced Web Attacks.
  • Our 2024 class had more than 1.500 students from over 80 countries.
  • Part of StratosphereIPS team.
• Mild Blue
  • Co-founded company and built first health care software utilizing AI algorithms.
  • Mild Blue is now supplier to more than 80 hospitals and laboratories in Czechia, Slovakia and Croatia with slp.blue.
• Wire
  • Created many integrations into Wire platform.
  • I was taking care of billing platform and worked on cryptography libraries such as cryptobox4j.
  • Lead engineering team integrating Wire into Microsoft ecosystem.
• Blindspot
  • Worked on end-to-end solutions utilizing mathematical optimization algorithms.

During the time I created some small libraries such as Katlib, Exposed Upsert, Ktor Plugins and Camerge.

Feel free to contact me if you want to talk! I live in UTC+1 time zone.