import { CronJob } from "cron"; import { GreetingService } from "services/greeting.service"; const greetingService = new GreetingService(); new CronJob( "0 */1 * * * *", // cronTime async () => { console.log("called greeting"); await greetingService.greet(); }, // onTick null, // onComplete true, // start "Europe/Berlin", // timeZone ); // job.start() is optional here because of the fourth parameter set to true.