ActiveJob debouncer

job_debouncer.rb

# app/jobs/job_debouncer.rb
module JobDebouncer
  extend ActiveSupport::Concern

  class_methods do
    def perform_later_once(*args, wait_time: 15.seconds)
      job_key = "job_debouncer_#{self}_#{args}"

      return if Rails.cache.exist?(job_key)

      Rails.cache.write(job_key, 1, expires_in: wait_time)

      set(wait: wait_time).perform_later(*args)
    end

    def perform_later_once_in_minutes(*args)
      perform_later_once(args, wait_time: 2.minutes)
    end
  end
end

user_destroyer_job.rb

# app/jobs/user_destroyer_job.rb
class UserDestroyerJob < ApplicationJob
  queue_as :default
  include JobDebouncer

  def perform(user)
    user.destroy!
  end
end

# any file
UserDestroyerJob.perform_later_once(User.last)