Need help on Job search

Hey Folks I got recently impacted by layoff.I have experience in Analytics in ML. Need some guidance on how to leverage online platform more effectively for job search. My current actions are follows:-

1. Naukri : Should I kept it as service notice period or shall I put that I am current available to join in 15 days?
2. Linkedin : I am reaching out to post openings less than 24 hours using hashtags like #openings #analytics #immediate joiners My Profile : 8 YOE( relevant to ML 5 YOE) Will appreciate all your valuable suggestions/feedback/alternate strategy/hacks to overcome this phase of my life.