The phrase "snake handlers" refers to people who engage in a religious practice that involves handling venomous snakes as a sign of faith. Full definition
Some of veterinarians and veterinary nurses have a few of them as pets and several are certified snake handler. (thearkvet.com)
Based on your questions, you admit God exists but you hate Him, so I will reply to you accordingly, albeit briefly as possible because these big truths are off the topic of snake handlers. (religion.blogs.cnn.com)