I can (and have experience to):<p>- size and pick your IC&#x27;s<p>- review and debug your schematic<p>- review and debug your FPGA&#x27;s<p>- bring up your board<p>- port a bootloader to your board<p>- port Linux to your board and&#x2F;or custom SOC<p>- port a Linux userland to your board<p>- write backend services in many different stacks<p>- write frontend stuff in many different stacks<p>- setup a nice ops infrastructure<p>(And with the exception of some of the OS X specific stuff on his list, that too).<p>But all of that really doesn&#x27;t mean much more than that I&#x27;m old.   Experience matters.