Stanislav Haider was hired to fix the defense ministry’s institutional problems just as Ukraine entered the most difficult period of the war to date. The 37-year-old deputy minister looks youthful but for his graying strands of hair and he whimsically refers to the invading Russians as “the northern tribes.” He doesn’t look like a defense guy — in fact, he had never worked with the military in any way. He has made his career on making large organizations work in a smarter, more tech-integrated way. After he transformed the city of Drohobych, Haider’s futurization chops got him noticed and he w…