Why On-Demand Development Can Be Such a Mess (and How to Avoid It)

For small tech startups, multinational organizations, and everything in between, hiring quality engineering talent is a top priority. One strategy that tech companies often use for development projects that require rapid delivery is outsourced development, in which they hire "just-in-time" talent to build apps quickly. For this reason, on-demand software development has become a global trend, with companies leveraging third-party development partners to speed up the development process.

This is a companion discussion topic for the original entry at https://blog.crowdbotics.com/why-on-demand-development-can-be-such-a-mess/

Which technology stacks are the most challenging to find on-demand developers for?

Which are the most common technology stacks which companies prefer on-demand developers for?