In the early 2020s, Sophie Ellis built up a varied and alluringly contradictory résumé as a sound engineer and mixer. Her discography includes neo-soul recordings by Cleo Sol, dusty and funk-infused hip-hop for Little Simz, and blown-out alt-rap for Young Fathers that resists any easy characterization. The plush and baroque piano pop of Matt Maltese showcases Ellis’ ability with more understated material.