Senior React Native Engineer at Arena Club

<h3><strong><span data-contrast="auto"><span data-ccp-parastyle="heading 1">About Arena Club</span></span></strong><span data-ccp-props="{&quot;134245418&quot;:true,&quot;134245529&quot;:true,&quot;335559738&quot;:400,&quot;335559739&quot;:120}">&nbsp;</span></h3> <p><span data-contrast="auto">If you’re fascinated by sports cards and memorabilia, your search ends here. Arena Club is pioneering the collectibles domain by introducing the first-ever digital card show. Spearheaded by 5x World Series Champion Derek Jeter and serial entrepreneur Brian Lee, Arena Club has developed a fully digital marketplace. This innovative platform is built on trust, transparency, and fun, featuring grading &amp; authentication, vaulting, and digital pack openings for collectors to build and showcase their collections in a personalized online showroom from anywhere in the world.</span><span data-ccp-props="{}">&nbsp;</span></p> <h3>&nbsp;</h3> <h3>About the Role</h3> <p>We are seeking a highly skilled and experienced Senior Mobile Engineer with strong experience in React Native to help scale and evolve Arena Club’s mobile app. As a key member of the team, you’ll deliver new features, refine performance, and ensure world-class user experiences for our growing community of collectors. This role offers a unique opportunity to play a crucial role in shaping and building app-only features that enhance our platform.</p> <h3>&nbsp;</h3> <h3><strong>What You Will Do</strong></h3> <ul> <li>Contribute to the ongoing development of Arena Club’s mobile app using React Native, delivering new features and enhancements that delight our users</li> <li>Collaborate with product managers and designers to create intuitive, engaging customer experiences</li> <li>Partner with backend and web engineers to ensure seamless functionality across platforms</li> <li>Design and implement robust app architectures and complex user interfaces</li> <li>Ensure the performance, quality, and responsiveness of the application</li> <li>Raise the engineering bar, set development standards, and identify and correct bottlenecks</li> <li>Help maintain code quality, organization, and automation</li> </ul> <h3>&nbsp;</h3> <h3><strong>Qualifications</strong></h3> <ul> <li>Bachelor’s degree in Computer Science, Engineering, or a related field</li> <li>7+ years of experience in mobile application development</li> <li>Proficient in React Native with a strong understanding of the iOS and Android ecosystems</li> <li>Familiarity with modern mobile frameworks and tools (Rx, IoC/DI, analytics, A/B testing, Bazel)&nbsp;</li> <li>Experience leading mobile app development projects and deploying apps from scratch</li> <li>Experience with automated testing frameworks and continuous integration</li> <li>Solid understanding of mobile app architecture and life cycle</li> <li>Experience with automated testing frameworks and continuous integration</li> <li>Familiarity with cloud messaging APIs, push notifications, and building e-commerce marketplaces</li> <li>Hands-on experience using AI tools (Claude or Cursor preferred; other agentic tools welcome) to ship code, build agents, and automate workflows</li> <li>Ability to work effectively in a remote team environment and collaborate with engineers across various time zones</li> <li>Strong problem-solving skills and a can-do attitude</li> </ul> <p>&nbsp;</p> <h3><strong>The Arena Club Standard</strong></h3> <p>Life at Arena Club isn’t for the faint of heart — and that’s by design. We’re building products and experiences the collectibles world has never seen. This is a proving ground. It demands your best every single day, because anything less means you’re falling behind.</p> <p>From day one, you’re in the game. Trusted to deliver, expected to own outcomes, and driven to raise the bar higher than you thought possible. We don’t just execute — we innovate, compete, and win together. That’s how real breakthroughs happen.</p> <p>If you want routine or predictability, you won’t find it here. But if you’re ambitious, relentless, and hungry to prove yourself on a team built to dominate — step into the arena. You’ll discover growth and reward here, unlike anywhere else.</p>