Coupon Server Design to Withstand Traffic Spikes - 4-Week Completion Challenge, Cohort 2

Build a server that issues first-come, first-served coupons and master concurrency, asynchronous processing, caching, consistency, and availability in just 4 weeks. Prove the results of every feature improvement with k6 load tests, and finish a course in 4 weeks—something you might otherwise put off for months—by verifying your completion each week.