I would like to hire a PHP Developer

1) [login to view URL] shall be used to create a calendar system. If other, please align before. 2) The calendar system shall make use of PHP, HTML, JavaScript, AJAX, … 3) The database to be used shall be MySQL. 4) The calendar systems shall support iCal / iCalendar format for synchronization with external tools 5) The calendar shall support a REST (CRUD) interface for creating, editing, deleting events 6) The default time slots shall be adjustable via MySQL entry in the database 7) It shall be possible to change the start and end of the displayed calendar in the calendar view via MySQL entry in the database (e.g. minTime: '08:00:00', maxTime: '20:00:00'). 8) All day events shall be supported 9) All actions (create, modify, delete) of a calendar entry shall be logged into the database 10) It shall be possible to mark an appointment as complete by clicking on the calendar entry. 11) This mark as complete shall be captured in a database with the actual end time E.g. the appointment was from 3-4 pm planned but took until 4:15 it shall be tracked in the database. Automatically the current time shall be filled in a time select box. However it shall be possible to change this time. 12) It shall be possible to mark when the person assigned to the appointment is appearing by clicking on the calendar entry. The default time shall be equal to the current time. However the calendar owner shall be able to change this time. 13) Every calendar entry shall have an assignment to the user (first + last name in the database) 14) If a new calendar entry is created it shall be possible to select the user from a dynamic search field. 15) Also it shall be possible to assign new names to a calendar entry that are not in the database as of now. Those names shall be added automatically to the database. 16) The dialog (div) for creating or modifying a calendar entry shall look like the mockup in the picture that will be provided 17) Latest version of [login to view URL] shall be used (currently version 2.9.1) 18) It shall be created as Wordpress plugin where every user shall have its own calendar.