Do you often use asynchronous tasks? If not you could use RabbitMQ or Redis (etc) and try to use queues, workers, or pub/sub. Maybe tying that to a websocket.

Do you often use asynchronous tasks? If not you could use RabbitMQ or Redis (etc) and try to use queues, workers, or pub/sub. Maybe tying that to a websocket. If you want to expand from PHP you can look up Go or Python. If you want to try something very different and fun but with less prospect for a job try Elixir. You can also update your skill to the new Vue3.