JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-3.2.1.min.js"></script>

JavaScript

$(function(){
  var string = '[{"aluno":"Emilie Dickens"},{"aluno":"Dr. Kenny Reilly Sr."}]';
  
  var dados = JSON.parse(string);
  alert(dados[0].aluno);
  alert(dados[1].aluno);
});