If you’re an infrastructure or security engineer, now is the best time to join OpenAI. It’s hard not to be inspired by what today’s coding tools are capable of, and we have line of sight to making them much better. While our core ML infrastructure problems remain much the same as always — training and inferencing models at scale, co-designing end-to-end for maximum effect, managing complexity and maintaining fast iteration — what it feels like to solve these problems in practice is changing…