Hello, I can help to increase seo visibility page speed and everything whats needed to improve your website.
Starting from page speed - I have high experience with server side software configuring apache,nginix,mysql,php also vernish and mod_pagespeed, plus optimization of images, leverage browser caching, compressing and minimizing of html,js,css.
Whats about google panda - I have developed software which using algorithm like simhash to detect duplicate text problem and check similarity of pages so we can detect and correct on page duplicate content problem.
Penguin - I'm using all most powerful seo services and plus my own link analysis software to detect bad links, and find links which giving your competitors good rankings. I'm working with experience and with theoretical knowledge, by learning all google patents and technologies, as also programmer I'm creating software to understand how google ranking, like simhash algo.
Web directories - with penguin updates many link directories networks where removed from google and reputation of websites which had links on this directories where dropped, so I also have white-listed directories by analyzing top competitors and most popular and authority sites which google indexing.
So starting from Pagespeed,canonical,pagination,redirects,html analysis,structured data,penguin,panda and everything what is needed for great SEO.
If your interest we can talk Thanks