Senior React Engineer

At Coinme, we’re redefining access to financial services in a digital world. By combining the cutting-edge power of blockchain technology with everyday simplicity, we make digital currencies accessible and usable for all.

As the world's largest network of cryptocurrency kiosks, we’re breaking down barriers to crypto adoption, enabling cash-to-crypto transactions at over 40,000 locations nationwide. Whether it's through our seamless mobile app, secure digital wallet, or integrations with Decentralized Finance (DeFi) services, Coinme is empowering individuals to store, trade, and pay with their money—on their terms.

We’re big enough to lead the charge in decentralized finance but small enough that your ideas will make waves. Every role at Coinme contributes to building a financial future where everyone has the tools to thrive. At Coinme, your growth fuels our mission. Together, we RISE.

Senior React Engineer

As a Senior React Engineer, you'll be instrumental in developing our comprehensive application development kit—a suite of reusable components, auth systems, logging tools, and modular feature flows that power our complex financial products. This is a hands-on role perfect for someone who thrives in a startup environment where priorities shift quickly, problems are solved creatively, and every day brings new challenges. We move fast but thoughtfully. You'll have autonomy to contribute to and make technical decisions while collaborating with a team that values clean code, reusable patterns, and user-centric design. We're building for scale from day one, so your architectural choices matter. If you are ready to help shape the future of financial technology, let's talk.

Key Responsibilities:

• Cross-platform applications using React Native with react-native-web for seamless native-first development that scales to web

• Reusable component libraries with advanced theming capabilities using CSS-in-JS

• Modular feature flows that can be orchestrated into complete app experiences

• Complex financial interfaces for swaps, portfolio management, and crypto operations

• Internationalized experiences supporting multiple markets and languages

Qualifications:

• 5+ years with React and substantial React Native experience

• Strong TypeScript skills—we're a TS-first team

• Experience with Redux or Redux Toolkit (and you're comfortable using it as the right tool for the job)

• CSS-in-JS experience for component styling and theming

• Experience building both web and native apps

• Self-starter who can take ownership of features from concept to deployment

• Comfortable with ambiguity and changing requirements

• Enjoys wearing multiple hats and tackling diverse technical challenges

• Experience in fast-paced environments where shipping quickly matters

• Interested in mentoring other developers and contributing to technical strategy

• Comfortable working with CI/CD pipelines and deployment processes

Nice to Have:

• Experience with component library architecture and design systems

• Background in fintech or complex data-driven applications

• i18n/localization implementation experience

• Experience creating and publishing NPM packages

• Understanding of state machine concepts for modeling complex application flows

This is a fully remote position. Must be willing to work some overlap between EST. English is our global team’s common language, so strong verbal and written communication skills in English are required.