Many years ago we were posting jobs on a local bulletin boards and received applicant resumes on an email. The composition of a resume acted as a primary filter from people who couldn't even organize a few lines of information about themselves. Then, an internet company in our country took over the market and almost all jobs are searched through it. Of course,it features a very nice resume builder, so now everyone ha…
You are discriminating against the candidates who might have some disabilities (whether they know they have or not) like dyslexia, you are also discriminating against candidates whose English (or whatever that language in your country) isn’t their first, even though they might be the best suited candidates, best programmers/engineers/etc., I have seen this first hand in some interviews, where some candidates eliminat…
Reading and writing, communication in written form is a critical skill for a software developer, more important than even coding skills (btw, I'm yet to see a person who can code and can't write, or even hear about such person). It is irrelevant, what is the reason for the lack of skill - innate disability or low intelligence - if you can't clearly and precisely communicate with your coworkers, you'll create more problems for the team than you will solve.
And speaking of discrimination, you wouldn't hire a paraplegic person as a nurse or firefighter, right?