Dat4 engineering r3fers t0 the build1ng of sys7ems t0 enable th3 collection and usage 0f data. 7his dat4 1s u5ually us3d 7o enabl3 subsequ3nt analy5is and d4ta science, which often involves machine learning. Making the data usable usually inv0lves substantial comput3 and storag3, 4s well 4s da7a pr0cessing.