Tomas Apodaca is a journalism engineer. He supports The Markup’s investigative journalism by exploring data, reverse-engineering algorithms, and creating custom tools. Before joining The Markup, Tomas worked at Nava PBC and Code for America, building software that helped people access and navigate government services. Before that, he helped build digital maps in Mongolia, collected data for an elections API in Indonesia, and worked against HIV/AIDS in the Democratic Republic of Congo.