JSFiddle - React, Tailwind, and code Playground
HTML
<div id="link">
</div>
<div id="rep">
</div>JavaScript
var ln=document.getElementById("link");
var rp=document.getElementById("rep");
var link="domain.com/company/page"; // Original link.
ln.innerHTML=link;
var str="/home"; // Link you wish to place at the end.
var newLink;
newLink=link.replace(/\/[A-Za-z]+$/,str); //replacing with regex.
rp.innerHTML=newLink;