Hi! I can upgrade your site. I have long term development skills for back-end projects. my skills - i'm expert for MS SQL SERVER (full stack - stored procedures, user functions, triggers), programming for Microsoft - classical asp, asp.net webforms and asp.net MVC. Of course - html, css, bootstrap, jquery and etc. Also i have expierences for 3rd side API integration (like eBay, DropBox, Amazon S3)