JSFiddle - React, Tailwind, and code Playground

HTML

<div id="test2"></div>

JavaScript

var data = [
{  known_technologies : ["prepaid billing", " postpaid billing"],company : "A",YearsOfExp:0},
{ known_technologies : ["prepaid billing", " postpaid billing"],company:"B",YearsOfExp:1}
];
var ndx = crossfilter(data);
  var yearDim2 = ndx.dimension(function(d)
  {

    return [d.known_technologies,d.company];  

  });
 var spendPerYear2 = yearDim2.group(); 
 var sunburstchart = dc.sunburstChart("#test2");

  sunburstchart
        .width(200)
        .height(200)
        .innerRadius(50)
        .dimension(yearDim2)
        .group(spendPerYear2);