Staff React Native Engineer

WHO WE ARE

Bags.fm is the development company that builds and operates the entire technology stack behind bags.fm https://bags.fm, the leading launchpad for new projects and ideas. The systems are low latency, high throughput, live under constant load, and break if you get them wrong.

WHAT YOU’LL DO

As a React Native Engineer on our mobile team, you’ll play a pivotal role in building and scaling our mobile application, bringing the power of crypto and SocialFi to users worldwide. You’ll work across the stack to craft high-performance, seamless mobile experiences, shipping fast and iterating rapidly in a high-growth environment.

- Build and maintain a world-class mobile application using React Native, ensuring smooth performance and an intuitive user experience.

- Optimise for speed, efficiency, and scalability, creating a seamless bridge between blockchain interactions and mobile-first design.

- Work closely with backend engineers to integrate APIs, real-time data streams, and decentralised technologies.

- Iterate quickly—shipping features, gathering feedback, and refining the mobile experience to drive engagement and retention.

- Solve complex technical challenges related to crypto wallets, smart contract interactions, and real-time data updates.

- Maintain a clean, modular, and scalable codebase while pushing the boundaries of mobile development.

- Collaborate with designers, engineers, and product leaders to shape the future of our mobile platform.

WHO YOU ARE

- A React Native specialist with a strong track record of building and deploying mobile applications at scale

- Proficient in React Native and mobile development best practices, with a deep understanding of performance optimisation

- Comfortable working across the mobile stack, integrating native modules and optimising for iOS and Android

- Passionate about crypto, DeFi, and blockchain (or highly motivated to dive in)

- Ideally an active contributor to open source react native projects

- A fast-moving, problem-solving engineer who thrives in an environment where speed and impact matter

- High-agency and ownership-driven, capable of leading features end-to-end with minimal guidance

- Experienced in high-growth startups or fast-paced product teams, where iteration speed and user feedback drive decision-making

- Excited to be part of a world-class engineering team, building the next generation of mobile-first crypto applications

WHAT IT'S LIKE TO WORK HERE

- We work in person

- Hours can be long and unconventional

- The pace is intense

- Expectations are high, and impact is immediate

- Working at Bags.fm is not for everyone

WHY JOIN US?

- Unmatched ownership and autonomy

- Exposure to systems operating at the edge of crypto scale

- The ability to ship fast and see real-world impact immediately

If you’re motivated by responsibility, speed, and building products used by massive audiences, you’ll feel at home here.