Hi there,
I have understood your requirements that is add one slider according to PSD and check with retina ready. Actually, this is not a big deal for me. I will do it with very carefully for you.
I have 6 years experience in web development. I have working experience as a themeforest author.
I will provide you with all necessary documents how I worked on it after complete my work.
I have own "100% Completion Rate" and "all 5-star" rating from my previous clients. Please have a look at my portfolio and feedback here at freelancer.com before making any hiring decision. All of my past clients are happy to me. Quick issue fixing, response and continues communication with the client is my super power.
Thank you for your time and consideration.
Waiting for your response.
With Regards,
Ranju