Rahmaddeni et al. 2026. A Stacking Ensemble Learning Framework for Analyzing SkillsMismatch in IT Graduate Employability. MATRIK : Jurnal Manajemen, Teknik Informatika dan Rekayasa Komputer. 25, 3 (Jul. 2026), 173–490. DOI:https://doi.org/10.30812/matrik.v25i3.5991.