I am looking for a Job: Apr 14, 2010
I would try this:

I have been looking for a decent job for 1 month now. I have a lot of experience, which would make me a good candidate for many of the jobs I have applied for.  However when I finally get an interview, I can't seem to pass it.

I am looking for a Job: Apr 14, 2010

How about the following corrections:
 
I have been looking for a job for 1 months long. I  thought I had a lot of experiences which would make me to be a good candidate in many jobs which I applied.but when I got an interview in the end.It seems that I couldn't pass it.