Boosting User Engagement on Video Download Site

I'm looking for a skilled professional to help me improve the user engagement on my video download site. The main goal of the project is to keep users active on the website, to stimulate their interaction and keep them coming back.

The project mainly involves:
- Advising on and implementing various user engagement features and strategies. These could include:
- User profiles and customization
- Comment sections and social sharing
- Ratings and review systems

Ideal candidates should have:
- A proven track record in improving user engagement for similar websites.
- Strong understanding of user behavior and engagement strategies.
- Experience with video download websites would be a plus.