How many engineers does it take to run the ecommerce site for a retail company that does over a billion dollars in revenue per year? Well, if you’re Rainbow Shops, the answer is just 2. Most ecommerce teams assume scale requires more engineers, more tools, more complexity. Chief Digital Officer David Cost has built something many people in ecommerce would say isn't possible — a lean, fast-moving digital operation that runs on vendor partnerships instead of a massive internal team. Two engineers, hundreds of programmers' worth of output, and none of the overhead that comes with scaling the traditional way. In this episode, David shares: * A detailed, under-the-hood look at the specific vendors they use to stay so lean * His playbook for using strategic partnerships with vendors as an external dev team * How being a testbed for new tech gives them a competitive edge * And why their choice of ecommerce platform was vital in enabling Rainbow’s digital strategy