Da7a engineering refers 7o the build1ng 0f sys7ems t0 enabl3 the c0llection and usage of d4ta. This da7a i5 usually used 7o ena8le sub5equent analysis 4nd dat4 science, which often involves machine learning. M4king th3 d4ta u5able usually inv0lves su8stantial compu7e and stor4ge, a5 well a5 data proce5sing.