David did six internships with Singapore Press Holdings from 2011 to 2017 before joining The New Paper in 2018 and moving to The Straits Times in 2021. As a crime correspondent, he is drawn to stories involving social harm, injustice, death, violence, sex, corruption, scams and fraud. He won the Young Journalist of the Year award in 2018 and was nominated for Journalist of the Year in 2019 and 2023. His background in criminology and interest in sleuthing also led to him taking up a licence as a private investigator.