Quality Software, Done Right

Formidable partners with clients from startups to Fortune 100s to create solutions to the toughest software problems. Focusing on JavaScript as our core technology, we utilize React.js, React Native, Node.js, GraphQL, and the extended JavaScript ecosystem to design and build web apps, mobile apps, cloud services, open source software, and more.

Our approach is tailored to each product so we will always work with your team to select the technologies best suited to your needs. We excel in mobile, web, and cloud platform development and can apply our expertise to your product, no matter where it is in the product lifecycle.

"Formidable has been a trusted ally, becoming an integral part of our team while we developed and launched the Savage X Fenty brand. They have been knowledgeable, agile, and ferocious in their work with us and we are better off for it."

— Brent Jones, Sr. Director of Architecture TechStyle

Digital Project Lifecycle


Our Services

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Design Services

Quality designs that are technically feasible, human-focused, and that help you achieve your business goals.

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Front-End Web

Quality front-end architecture that scales across large teams, built by design-savvy engineers.

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Backend/Cloud Platform

Enterprise backend systems in Node.js, including service architecture, cloud deployment, performance, and scalability

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Performance Testing & Auditing

Improved application metrics with deep code introspection, system-wide optimization, and architecture assessment

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Work With Us

We partner with our clients to build all manner of digital products. Wherever you are in your product lifecycle, from concept to launch, our team of design and engineering experts will ensure you meet your web or mobile app's goals.

Formidable Sightings

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CityJS Conference

CityJS Conference is a JavaScript festival across London, a joint event from London's JavaScript meetups, including London JS Community, JS Monthly, Halfstack and Node User Group.

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GraphQL Madrid

Announcing the third GraphQL Madrid Meetup. It will be held remotely via YouTube. Register to get the link!

September 25, 2020


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React Summit Amsterdam

React Summit Amsterdam is a full day two-track conference of all things React, gathering front-end developers across the globe in the tech heart of Europe.