I have the exact same. I hope you get a response. I'm also burping incessantly.
I am not a medical professional but suffered re-flux issues for decades from primary school age to present day now 37, do you have habits alcohol and or cigarette smoking habits, do you worsen significantly burning wise when eating spicy foods or fruit even bananas maybe, or chocolate and or coffee drinking or sugar in drinks, does tea and or coffee drinking intensify the burning sensation and cigarette smoking definitely alcohol drinking if your do at all do any of those substances at all which you may not at all but if you do do you on occasion have intense irritation in your food pipe that's the oesophagus start of lower middle ribs up to the lower upper last stretch of the throat you swallow threw?