We are Formidable.

Builders of The Modern Web

Formidable works alongside your team to define and deliver the software your business needs. Going beyond the product, we optimize your design and engineering practices, helping your team work smarter.

Our proven expertise across many industries will improve your bottom line while also skilling up your team.

Ready to learn more? Reach out and discover how easy it is to partner with us.

Our Work

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Store Locator

Using React and Universal Rendering for Faster Load Times, Improved SEO, and Better User Experience

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Style Guides

Starbucks and Walmart

Save Time, Money, and Effort by Standardizing the Design System Across All Teams

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Auditing Code + Removing Inefficiencies = Increased Performance & Conversions

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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Partner 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.

Recent Blog Posts

Achieving Reusability With React Composition

In this article, you'll learn how to use React Composition to create reusable and extendable components. This will help you identify opportunities to ...

trace-pkg: Package Node.js apps for AWS Lambda and ...

Packaging Node.js applications for the cloud can be slow and tedious. We introduce trace-pkg, a general purpose tool to quickly and efficiently packag ...

Calibrated Code Reviews

Approaching our code reviews from a place of intentionality can help us build better relationships with our teammates, inspire more thoughtful convers ...

Conversion to TypeScript: Lessons Learned from an ...

Formidable's Emil Hartz recently undertook the conversion of his long-maintained OSS package to TypeScript. We asked a few questions related to the co ...

Say Hello to Charlie

Charlie is a full-stack engineer with a broad range of experience leading large and small teams. Today he explains what he does at Formidable and why ...

Is the Future of Web Design Polymorphic?

In this article, we will be looking at how layout on the web went from fixed to fluid, and fluid to responsive, asking ourselves: What's next? We will ...

Formidable Sightings

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50 Best Small Places To Work

Built In determines winners for Best Places to Work based on an algorithm, using company data about compensation, benefits, and cultural programs. To reflect the attributes candidates are searching for on Built In today, this year’s program weighted criteria more heavily, like remote opportunities and programs for diversity, equity, and inclusion.


Built In Seattle

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React Day New York

Join us for a whole day of React(Native), tech conference and networking at the incredible Brooklyn Bowl. React Day New York is for sharing the latest techniques, best practices and to grow your network.

September 10, 2021

New York, NY

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RenderATL is the first major React conference in the Southern United States. Conceived by a team of passionate React engineers who're looking to help drive more diversity, inclusion, and, accessibility into the React ecosystem.