Born in 1977, I started coding in 1989 on a Sinclair ZX Spectrum. I then moved to DOS-based PCs where I programmed in x86 Assembly,GW-Basic, Turbo Pascal, Prolog, C. In 1996 I started using Linux and studying operating system internals. In the last 20 years I worked with several programming languages (Python, Erlang, Lisp, C, bash). I love algorithms, mathematics and cryptography. I currently work as an infrastructure engineer (AWS) and Python developer. From 2013 I blog some technical thoughts at . In 2018 I published the free book “Clean Architectures in Python” available at and ©