&gt; Sandberg suggested a career in tech might not even be necessary to catch Facebook’s attention. “We don&#x27;t look for a specific background or skill-set when we make hiring decisions,” she wrote. “As my friend and Instagram COO Marne Levine says, we hire athletes and cross-train them.”<p>From a randomly selected job posting on Facebook&#x27;s web site:<p><pre><code>  Requirements

  B.S. or M.S. Computer Science or related field
  Experience building high-performance, large-scale server applications and reliable software
  Expert knowledge developing and debugging in C++
  End-to-end experience in online ad serving and background in online advertising&#x2F;auction theory strongly preferred
  Knowledge of Perl, PHP, or Python a plus
  Knowledge of Hadoop&#x2F;MapReduce a plus</code></pre>