Manuel has been a developer since he was 12 years old he started with Basic, like others, but later also with Modula-2, Pascal, C, Assembler, and these before he was 20 years old. In his professional career, he has used Perl, PHP, Python, Ruby, Java, and JavaScript, and since 2009 he was more on Erlang and since 2016 he started with Elixir and Go. He can be considered a polyglot programmer and he loves to teach and mentor others.