VueJS / JavascriptJS expert needed

My filtering system needs to be optimized, following tasks, among others: 1) rewrite and sort filter variables (for example, put values in ranges, or convert dates in text such as "last 7 days") 2) adjust variables count after each variable selection 3) optimize my google map with 4) plot results from variable selection on a geo-map 5) integrate calendar with the filter variables system 6) include a VueJS text string search box (autocomplete) to help find the right filter variables a user wants 7) small feature enhancements and bug fixes The foundation for this work is already there, the system as-is now is perfectly done, i.e. very stable and very well functioning. It just needs to be enhanced with additional behaviors. Requirements: 1) Expert knowledge in VueJS 2) Expert knowledge in JavascriptJS -> NO agencies please. -> Budget amount is fixed.