Hi,
I am Nallakumar. I have very good experience in developing JIRA plugins by consuming its APIs. I have previously done couple of JIRA plugins based for Excel, Word and MPP. Please have a look at my profile here to get more insight about my exposure in this area.
Please tell me more about your requirements to get back to you with an appropriate bid. I am happy to have a discussion with you to collect the exact requirements.
Thanks,
Nalla