Not sure if this will help you, but just putting it out there: Getting a job via a referral will boost your chances by quite a bit.
I am not sure what your core skills are, but in my case if I want to go work for a bank, via referral I get an immediate response (and even one other bank intercepts the referral).
I try to use referrals whenever I can. A few years ago got one which lead to two on-site interviews. Lately though people have been giving me the cold shoulder on LinkedIn or email, understandably they are tired of being pestered about jobs.
I don't socialize often to begin with but I always separate people into "family or friend" or "professional" buckets, never mixing the two.
I am not sure what your core skills are, but in my case if I want to go work for a bank, via referral I get an immediate response (and even one other bank intercepts the referral).
Without a referral I don't even get a response.