Hi there.
According to your requirement of install the script Krypto4 available on codecanyon and custom it, I will do my best sir.
As Angular expert, I have over 6 years of rich experience by developing with almost all Node.js and JS frameworks in small and big websites including eCommerce, Company website, Cloud Services, AWS, Web Scraping, SEO, API integration, Payment Gateway Integration.
On my profile you'll find outstanding work to validity my experience.
Hard-working/Flexible timezone/take attitude on this matter, I am confident they will be the perfect factors to get the project done perfectly.
I am available from Monday To Saturday, 6 ~ 8 hours a day, and my timezone is very flexible for you.
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Feel free reach me out so that we can discuss the project further.
Regards.