Slack is one of popular communication open source tool. Many team use it for work.
If your project has Jenkins server and development team want build/run test via Slack command, this post maybe helpful.
The first you need install jenkins plugin: Build Token Root Plugin
Then Enabled Trigger builds remotely in your Jenkins job like screenshot below:
So from now you can “Use the following URL to trigger build remotely: JENKINS_URL/job/JmeterSample/build?token=TOKEN_NAME or /buildWithParameters?token=TOKEN_NAME
Optionally append &cause=Cause+Text to provide text that will be included in the recorded build cause.”
In slack, Go to Slack integration page set like screenshot below
-> Now you can use command /sample in slack to start this jenkins job