This is a short-form piece aimed at letting Back End developers know which skills are most in-demand, according to data derived from cord’s product.
There are others like it viewable here. The original post for this article is here.
Demand for specific Back End development skills is difficult to quantify without hard data.
cord have analysed the average number of messages received by Back End developers with specific skills, allowing Back End developers to make more informed decisions based on relative demand for their skills.

The data show that TypeScript is the most in-demand skill for Back End Developers. Developers who listed TypeScript as a primary skill received, on average, 16.37 message requests each.
The next most in-demand skills are Go, Node.js, Microservices, React and AWS.
Of the top ten most in-demand skills, the least in-demand was APIs – which averaged 10.19 message requests per Engineer listing API building as a skill.
Terminology
“Primary skills” refer to the skills that engineers identify as part of their primary skillset when they create their profiles on cord. They can select multiple skills.
“Message requests” are messages sent by companies to engineers, regardless of whether or not the engineer accepts that request.