JSFiddle - React, Tailwind, and code Playground

HTML

<label for="MaxExperienceDropDown">Min Experience</label>
<select name="MinExperience" id="MinExperienceDropDown">
    <option value=""></option>
    <option value="0">0</option>
    <option value="1">1</option>
    <option value="2">2</option>
    <option value="3">3</option>
    <option value="4">4</option>
    <option value="5">5</option>
</select>

<br>
<br>
    
<label for="MaxExperienceDropDown">Max Experience</label>
<select name="MaxExperience" id="MaxExperienceDropDown">
    <option value=""></option>
    <option value="0">0</option>
    <option value="1">1</option>
    <option value="2">2</option>
    <option value="3">3</option>
    <option value="4">4</option>
    <option value="5">5</option>
</select>

<div id="message"></div>

CSS

label{
    display:block;
}
select{
    width: 32%;
}

#message{
    color:red;
}

JavaScript

//Cache these as variables so we only have to select once
var $min= $("#MinExperienceDropDown");
var $max = $("#MaxExperienceDropDown");
var $msg = $("#message");

//Apply a single change event to fire on either dropdown
$min.add($max).change(function () {
    //Have some default text to display, an empty string
    var text = "";
        
    //Cache the vales as variables so we don't have to keep getting them
    //We will parse the numbers out of the string values
    var minVal = parseInt($min.val(),10);
    var maxVal = parseInt($max.val(),10)
    
    //Determine if both are numbers, if so then they both have values
    var bothHaveValues = !isNaN(minVal) && !isNaN(maxVal);
    
    if(bothHaveValues){
        if(minVal > maxVal){
            text += 'Minimum expreience should be less than maximum';
        }else if(maxVal < minVal){
            text += 'Maximum expreience should be greater than minimum';
        }
    }
    
    //Display the text
    $msg.html(text);
});