Unoptimized images can be incredible bottlenecks that turn an otherwise well-built web page into a slow loading, bloated one. With the ever-increasing percentage of users on mobile devices, properly sizing and optimizing images to provide a good mobile experience is even more important.

So what is the solution? Cloudinary decided to ask the experts. This blog post curates personal advice from CEOs, developers, and other tech leaders as they offer what’s worked for them at their companies.