[jkaljundi]

How about he approaches some Bulgarian accelerators, seed funds etc and offers to first help them, even if pro bono to begin with. Mentor startup teams on technology and other issues. Build a network. You build great contacts and definitely something will show up if he is good. Not starting from "I need a job" or "I need an investment" but just getting involved in the scene? A network engineer is usually a good all-around tech guy and as such can be very valuable to young people. Also participate at events there and help out.

Quite often in that situation being part of a community and being useful can do wonders to your mentality and self-assurance. But networking is just as important.

Why not go visit http://11.me/ and http://launchub.com/ and http://www.betahaus.bg/ and others?