Samuel Ulloa is a Software Engineer at Optum at Optum. He possess expertise in node.js, r, emacs, javascript, statistics and 35 more skills. Colleagues describe him as "Sam is terrific. He can see the big picture, and understand the details that need to happen (and/or be tweaked) in order to make the task and the project succeed. His technical skills are excellent. In addition, Sam is mission driven and loves to utilize his skills at firms that are working to help people. I am certain that many, many people will be benefiting from Sam's skills and dedication.", "After working directly with Sam on multiple projects, I can summarize him in three words: "meticulous", "knowledgeable" and "diligent". Sam meticulously reviews and tests code, providing great insight on possible improvements. He never makes uninformed engineering decisions because he studies to fully understand the technologies he has to work with. The rigors of working at our startup never seem to affect Sam either because he consistently provides our team with clean code, reliable cloud infrastructure, scrupulous tests and valuable ideas.", and "Sam's ability to identify potential pitfalls and to devise a plan to sidestep those issues has been an incredible asset to the team. His contributions have made a dramatic difference to the project we collaborated on and these skills seem to come perfectly naturally to Sam."