Wordpress integration of Nextgen gallery in Avada multilanguage theme

General information for the website: 6 galleries/maps (portrait images) need to be displayed nicely showing categories on avada theme wordpress site.
Kind of development: Customization of existing website
Num. of web pages/modules: 1
Description of every page/module: 1. Due to understaffing we need someone to nicely integrate nextgen gallery into avada theme wordpress site. Portrait images per category - showing all 6 categories
2. Explanation on how this was done
3. Integrated on multi lingual site (6 languages)
4. Titles/Tags of all approx 300 photos per language entered. (images have unique number followed by text per language) Through upload numbers already in photo information

Pls total quote for job.
Description of requirements/features: Integration of nextgen gallery
Extra notes: