If you’re a up-and-coming tech startup like Taxnexus , you can’t afford to spend all your money on AWS doing devops. The next time you get stuck with a $500 AWS surprise because a someone was really trying to make things work better, think about building a devops playground on-prem or at a local colocation facility. Move some of your Docker workload over to a bare-metal setup using VMware ESXi , the oldest free, commercial hypervisor .