abo3ish/stock-alerts
Real-time stock price alerts built to learn system design: Laravel API with a transactional outbox, Node evaluator on Kafka (Redpanda), Redis sorted sets as a price index. 1M alerts at 2,000 ticks/s with 31ms lag.
GitHub repository with 15 stars and 0 forks.
Language: PHP
Topics: event-driven, kafka, laravel, nodejs, outbox-pattern, postgresql, redis, redpanda, system-design