What alternatives working for you ?
Goto job related online community pages like facebook groups.
Then make a job advertisement with very basic qualifications.
Set the job location to your gmb locality.
Must to add this line:
You should have knowledge how to use mobile, computer, internet, WhatsApp, & browse website.
You can also go through other posts and read the comments where you can spot some desperate people for job.
You can continue with preffered way of communication to run incentivized review campaign.
Another method is by doing WhatsApp and sms blast easy job advertisement then take them to your telegram channel.
Use telegram bot api to automate the process if needed.
Run your campaign.
These reviews mostly stick.
There are many other ways you can do this with different age groups as almost everyone has a smartphone with Google account now.
The only drawback of these methods is reqires a lot of work if you're not a programmer.