Webmasters Stack Exchange
Webmasters Stack Exchange

Juan Ignacio Pérez Sacristán
171
reputation
2
  • Zaragoza, Spain
  • Member since August 19 2012
  • 5 profile views
  • Last seen Sep 14 '16 at 22:37

BY DAY: Blockchain, Data Science and Big Data.

BY NIGHT: Astronomy and astrophotography.

FOR FUN: 払腰, Harai goshi.