WordPress plugin troubleshooting

Currently looking for an experienced PHP developer with knowledge of WordPress plugin development. Two sites with custom plugins require troubleshooting and a general cleanup to ensure best practices are followup with the plugin architecture and the way that it enqueues scripts and resources. Must have knowledge of: PHP WordPress plugin architecture Website performance and the right way to load resources MySQL Git (source code is currently in version control) Desirable knowledge: HTML5 + CSS3 knowledge, semantic coding experience Website performance and enhancement Both plugins have been developed. One needs fixing to work in a new server environment. And both need to be examined to ensure that resources such as jQuery are properly enqueued using WordPress, and that scripts and external files are concatenated and loaded properly into the site. 10 hours work is estimated.