Human's Burden. Damien Broderick

Poor Jack Wong is a clueless cadet at the Unified Space Academy when his pod is stranded on a planet of disgusting aliens. All he wants to do, other than escape, is to fulfill his proud duty to advance Earth Culture's Primary Heuristic: «Wherever possible, find the weak spot in an alien civilization and interfere as much as possible for the benefit of humanity.» It's the Human's Burden! But everything comes unstuck, made worse by his irritating Machiavellian AI. And that's just the start of Jack's troubles in space and time....