Building Card Transaction Processing at Slash
$4B processed in 2025. Now one of the largest commercial fintech on Visa by processing volume. This is the engineering story behind scaling our card infrastructure 30x in a year.
Jimmy Deng
Software Engineer
Jimmy Deng is a Software Engineer at Slash, where he's worked for nearly five years. Before joining Slash full-time, he was a Backend Developer co-op at Smile CDR Inc. in Toronto. He holds a degree in Computer Science from the University of Waterloo.