Hello Sir,
I have gone through your requirements regarding Make changes to header .php to allow .po file to work.
We brief and understand your idea and preference for job as you are looking for.
I have more than 7+ years of experience in web design, Responsive, css, html5, graphics design, Photoshop design, user experience design, angularjs, jquery and javascript. I have design more than 150 websites.
Please send me message for further conversation.
Thanks,
Arity Infoway