Help with dotnet core C#

Hi This is on going dotnet core project. The paidment will be release per milestone Milestone 1-7 1) The scedule for csv import does not work need be fix ( estamte time doing it backend 2 hours work) 2) Update products with new price todo ( estamte time 3-4 hours work) 3) Import products to category then automatch them to current struct todo* 4) automatch products by ean code (todo)* 5) Autoupdate solr once per day from the db 6) write better core for solr (parti sql update need be added) 7) setup gui ( put in db, solr so it create db and solr core corecly) * need plan it and talk best way doing it But all thuse milestone are split up to diffent devs.