Karaokay. This app analyzes its user’s voice and recommends songs within their range. Its recommendations are pulled from a machine learning-generated song database/API (powered by AWS Lambda and PostgreSQL) also developed by me.

Interview Notes. The Interview Notes app makes it easy to prepare for and conduct interviews. This free app is for researchers, journalists, students, interviewers, talk show hosts, detectives, or anyone else who needs to ask questions.