To answer the question of whether you have ever received training on the job, the reversed The Devil card indicates that there is a positive aspect to the situation. It could mean that you have some prior knowledge and skills that you can put to use to be successful in your job. Although you have not received specific training, your previous knowledge can be very useful.
The reversed The Empress card suggests that there is a downside to the situation. It could mean that you have not received on-the-job training and this can lead to problems such as lack of necessary skills and appropriate knowledge. Also, you may find yourself in a situation where you don't have the required skills or knowledge to do your job.
Temperance reversed indicates that despite having no specific training, you have still managed to find success in your job. This means that although you have not received training on the job, you have still learned a lot on your own and have been able to put your previous knowledge to good use.
The last card, reversed Five of Cups, indicates that the most appropriate advice is to keep learning and try to improve your skills and knowledge. You should look to broaden your education and accomplish your goals.
Bottom line, tarot reading suggests that while you may not have received proper training on the job, you have still found success in your field due to your prior knowledge. The most appropriate advice is to keep learning and try to improve your skills and knowledge by broadening your education. The answer to the question seems to be No, because despite not having received specific training on the subject, he still achieved good results in his work thanks to the acquisition of previous knowledge.