Senior software and data engineer
20+ years of experience
M.Sc. and Ph.D. in Computer science
(Ph.D. is in Bioinformatics in particular)

Java and SQL (T-SQL, PL/pgSQL) - professional/expert level
Python, JavaScript - decent/intermediate level

Long ago I had done a lot of competitive mathematics too.
I like mathematics and pure computer science a lot.

I am open to work/collaboration in areas which are somewhat related to
algorithms, mathematics, statistics, data science, machine learning, etc.

http://www.linkedin.com/in/papetrov
http://fxfyfz.eu5.net
https://fxfyfz.blogspot.com
https://zerosense.wordpress.com

Languages:
Bulgarian (native), English (perfect), Russian (good), German (good)