multiprotocole client XMPP on Andoid for french market

Project Description:
To create a multiprotocol client on android for French market, we seek the following qualifications:

Encoder to the client:
xmpp.jabber.xmpp xep.jingle.java iso model.
rfc.sdk.xml.
h.261.h.264.mpeg4 ...
g.711.g722.g723.evrc ...
aal l ...
t.123.t.124.t.125 ...
and others.

Encoder for mobile protocols and standards:
ipv4.ipv6
osi model
rtp.atm.rtcp.udp.tcp.nat ...
ras
and others.

5 dollards / hour.
Payment in three installments. 30% control, 30% upon delivery and the balance after debugging phase.
Example of concrete achievements in the skills requirement.
Your status does not matter, but you have to justify your location professional before payment. Possibility of long-term collaboration.
Regular exchange by videoconference during the phase developpement.Détails comprehensive skills after first contact and conclusion of the contract (close to confidentiality), send the complete specifications.
Response will be made to all proposals.