We build...

products for life

engaging mobile experiences

React Native applications for Android and iOS

diverse, high-performance teams

creative user-centered designs

elegant Ruby on Rails code

modular design systems

compelling React applications

thriving organic gardens

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React & React Native App UI/UX & Development


Collaborative Design and Development Gets System Design Right the First Time

Intelligent sensing for HVAC handles sensitive homeowner data and heavy service manager loads reliably and securely. When UI/UX sees the whole system and translates it back to the engineering model, everyone wins.

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Our senior talent excels at joining your team, delivering elegant code, and seamlessly handing off to you for rapid iteration.

“Cloud City’s help getting our apps off the ground gave us breathing room to build a kick-ass team and product, which eventually led to us being acquired.”

Kevin Fitzpatrick, Director of Application Engineering, Timeline Labs (acquired by SeaChange)

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Cloud City are creative, learning-focused, great to work with and fast.

Marcus Gosling, VP Product, Long-Term Stock Exchange

from the blog: development notes

Caching Optimization Isn't One Size Fits All

Even though the Internet has become six orders of magnitude faster in the last twenty years, there’s no way to move information around the world any faster than about ⅕ second. That's where caching comes into play. And which caching technique you choose depends on your use case as the optimum caching for a repeated-use application is at odds with the optimimum technique for marketing sites.

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