Secure software. Built by an experienced engineer.

J-Logic is the practice of Salim Bayat: 25+ years of software engineering, now focused on security, DevSecOps and AI. I join your team, or I build the system for you.

Career since 1999
  1. TU Delft1999
  2. LogicaCMG2001
  3. Ordina2009
  4. ING2014
  5. Rabobank2018
  6. Politie2020
  7. ING2022
  8. Rabobank2025
  9. Scale-upnow

Three disciplines, one engineer

Software engineering

Java, Spring Boot, microservices and event-driven architecture. Cloud-native on Kubernetes, OpenShift, Azure and AWS.

Security engineering

A secure SDLC: SAST and DAST in the pipeline, threat modelling, secure code reviews, OWASP and Zero Trust.

AI engineering

Enterprise-ready AI applications for the financial sector, built with Spring AI and run safely in production.

Looking for a senior engineer or a reliable build partner?

Tell me briefly what you need. I reply within one working day.