Freelance Perl Developer - Specializes in Perl scripting for web development, system administration, and network programming. Freelance Elixir Developer - Works with Elixir, known for scalable and ...

However, learning uncommon programming languages such as Kotlin, Swift, Ruby, and others might help you land a high-paying freelance job. If you're not sure which programming language to study to reap ...

These self-employed web designers focus on referrals and SEO, among other things, to make anywhere from $150,000 to $500,000 a year.