def log_job_end(name, message = nil)
      ellapsed = Time.now - job_started_at
      ms = (ellapsed.to_f * 1000).to_i
      action_word = message ? 'Finished' : 'Completed'
      log_info("#{action_word} #{name} in #{ms}ms #{message}")
    end
Print out when a job completed
If message is nil, job is considered complete