Senior React Native Engineer

SLAY, founded in December 2022, has swiftly made its mark in the mobile world. In 2023, we developed several apps and games that reached the #1 spot in the App Store across 3 continents.

Code is at the heart of what we do. At SLAY, we are crafting the code that transforms social gaming. We build scalable products that captivate millions—from designing immersive experiences in Pengu, to pioneering technologies that push the boundaries of what’s possible. They innovate swiftly, challenge conventions (unless they’re perfect), and develop solutions that redefine how people connect and play.

Backed by some of the world's most esteemed investors, including Accel, Kevin Weil, Riccardo Zacconi Scott Belsky, and Ilkka Paananen, SLAY is rapidly growing and reaching millions of users.

Our mission is to create digital life through AI and become the leading company for virtual friends that live, grow and evolve like humans—starting with Pengu. Pengu has become the biggest AI character app with its own IP in the US and Europe.

• Build the secure, intuitive, fast, and beautiful app of Pengu und release features to millions of users
• Push your first PR with your own code to the Pengu app in your first week
• Own a portion of the Pengu app and care about its overall quality and performance, write documentation, and review code contributed by team members building in your space
• Obsess over keeping processes, code, and tooling as safe, fast, and beautiful as our app, and bring other teams up to our high standards, so we enjoy our work experience while we build something our users love
• Use first principles thinking to continually optimize processes and practices, for the purpose of providing better experiences for customers, faster

• 3+ years of experience shipping secure, fast, and pixel-perfect mobile apps for iOS and Android, with a preference for experience building cross-platform apps with React Native.
• Excellent knowledge of any modern programming language (TypeScript, Swift, Kotlin, Scala, Rust, C++, etc.)
• Professional or personal experience building products or experiences in one of the following domains is nice to have: Social Apps, 3D video games on mobile platforms, React C++ Turbo Modules, Cross-platform UI design system packages
• Passion and experience building consumer-facing products! We’d love to hear about apps you’ve made!

Why you’ll love building at SLAY

Pioneers in technology integration.
Passionate about Innovating Technology? So are we. Join us in building the first game using our custom library that seamlessly integrates Godot into React Native.

Immediate impact from day one.
Work on products used by over 7 million users globally, with Pengu ranking among the top 10 social apps in the US. Your contributions will directly shape the experiences of millions.

Lean team, flat hierarchy.
Be part of an agile team where every voice is heard. We collaborate closely, move quickly, and constantly seek innovative solutions.

Proven track record of success.
Our team has built multiple #1 apps across three continents.

Redefine social gaming.
Contribute to our mission to reshape the social gaming landscape. Your work will help create unique experiences that connect people in new and meaningful ways.