Our enterprise Rails consultancy based in silicon valley might be able to help. We do support several technologies in addition to Rails like Erlang and Django because real customer use-cases require multiple skills, and startups require getting whatever needs doing done, fast.
This opportunity has great timing for me professionally
And I have stayed in Paris before (this summer most recently) so navigating Metro and € is no big deal.
Stealth Mode Industries
President and Chief Hacking Officer