I'm here to help, but I want to make sure I understand your request correctly.
Notice the asymmetry: The negative content has a slightly higher impact rate than the positive. Human brains are wired for negativity bias. One ill-advised tweet about a previous boss can undo ten years of professional references.
Never, ever post about a current job in real time. The person who live-tweets a boring meeting, or posts a vague "I cannot wait to leave this dumpster fire," is building a reputation as untrustworthy. Industries are small. Screenshots are forever.