2 min lesson
Build vs buy
For each case in "Build vs buy", name the signal and the response you would use.
Step 1 of 3
Build vs buya judgment call you must defend
Auth, queues and SCM access each have credible buy options. The interviewer wants your reasoning, not a dogma. Decide on reliability, cost and control and be honest about the cost of owning a thing forever.
Interactive diagram. Tab through its regions; each focused region shows its detail in the panel below.
diagram: quadrant
Buy the commodity, build the differentiator and own the abstraction in between.