Custom Software
Development Company, San Francisco

Trusted web and mobile app
partner in Bay Area.

We work with the best

Our services

We are 7ninjas – a custom software development company.

We build bespoke software and provide the following services


Web development

Build Custom Web Application tailored to your specific needs. Latest technologies like React.js and Node.js let us built performant web apps.​


Mobile app development

Create a beautifully designed Cross-Platform Mobile App. React Native lets us build fast and reliable apps for both iOS and Android.​


Product design

Best-in-class web and mobile designs. UX, UI, Branding. Whether it's designing from scratch or a redesign of an existing product, we are able to help.​

Our work

We work with the best US companies.
Our clients got more than $500kk in VC funding.

Check out our latest projects.



Freight and shipping app



Sports management platform



VR educational platform

Our expertise

We build websites using React.js and Node.js. For cross-platform mobile app development, we use React Native. These technologies are trusted by industry giants. Check them out.

About us

7ninjas is a weird mix of an entrepreneurial mindset, technical and design skills.
We love building products. To do that, we use our business, design and engineering skills. And a brain.

Our production forces are based in Poland.

We have our own shiny WeWork office in SF and we operate in Bay Area business hours.

Let's meet and talk

We’d love to help you with building your digital product.
But first, let’s talk. We like to diagnose before we prescribe.

Our office space is located in WeWork, 1161 Mission St.


Eugene Malinin

Co-founder of 7ninjas

Got a project?