I do have to be cognitive of bending over after swallowing something because I can feel it trying to make it's way back up.
For about a year, I used a husband pillow behind my pillow so I would sleep upright. Eventually, I figured out what works best for my body which is basically just make sure I don't eat at least 2 hours before bed.
Other than that, the fundoplication takes care of preventing stomach contents from coming back. Here's a quick video!