JQuery , Ajax & javscript developement Work

We need an ajax developer to develop Listed below functionality in the project. 1- Dynamic Row addition with fields (service auto complete search from database and prices auto filled from table, with date and time input fields) 2- Depending upon service complete accounting setup will work , that includes - subtotal, gst, incuding tax, excluding tax, coupon code, grant total etc.) screenshot of required things is attached below