// construct a scheduler factory
StdSchedulerFactory factory = new StdSchedulerFactory();

// get a scheduler
IScheduler scheduler = await factory.GetScheduler();
await scheduler.Start();

// define the job and tie it to our HelloJob class
IJobDetail job = JobBuilder.Create<HelloJob>()
    .WithIdentity("myJob", "group1")
    .Build();

// Trigger the job to run now, and then every 40 seconds
ITrigger trigger = TriggerBuilder.Create()
    .WithIdentity("myTrigger", "group1")
    .StartNow()
    .WithSimpleSchedule(x => x
        .WithIntervalInSeconds(40)
        .RepeatForever())
.Build();
    
await scheduler.ScheduleJob(job, trigger);

// You could also schedule multiple triggers for the same job with
// await scheduler.ScheduleJob(job, new List<ITrigger>() { trigger1, trigger2 }, replace: true);