The Hacker Olympics is an upcoming event at TwilioCon, scheduled for September 19th, where participants will compete in challenges with prizes and recognition. Over 1,000 attendees have expressed interest, but only the first 480 people to arrive can participate. The event will feature ridiculous fun challenges, team formation, and a competition that requires teamwork and strategy. Registration is available now, with a special discount for early registrants who use the code "Hack25".