Software Engineer III (React Native)

Descrição da Vaga

Requisitos

• 3–5 years of professional software engineering experience, with meaningful time building React or React Native applications
• History of delivering complex features within a software team to drive business outcomes
• Experience breaking down ambiguous requirements into concrete technical plans
• Exposure to large-scale, high-traffic applications — you understand the challenges of building mobile experiences that serve millions of concurrent users
• Advanced proficiency in TypeScript — you write clean, type-safe, production-quality code
• Strong React Native experience — deep understanding of component lifecycle, hooks, performance optimization, and native module integration
• Familiarity with Expo and its ecosystem
• Experience with state management solutions and complex navigation patterns
• Solid testing practices — unit and component testing with Jest, familiarity with Maestro or similar E2E testing frameworks
• Familiarity with CI/CD pipelines and Expo/EAS workflows — app store releases, OTA updates
• Understanding of mobile-specific concerns — performance profiling, memory management, and platform differences
• Comfortable providing and receiving direct technical feedback
• Strong written communicator, especially important in a fully remote environment
• Able to balance deep technical work with collaborative design and planning
• Foster a strong team environment, we enjoy team happy hours and off-site gatherings to get to know one another
• Experience using AI-assisted development tools for coding, planning, and scoping work
• Experience with agentic coding tools and AI-augmented development workflows
• Prior experience working in a remote engineering organization
• Experience building reactive UIs that handle high-frequency data updates (e.g., Live data, Web sockets and real-time player scoring) with minimal performance impact
• A sharp eye for using animations and haptics to signal "critical moments" that enhance the minute to minute gameplay
• Understanding how to build layouts specifically for the "second screen" experience, where users are watching the game and the app during intense moments
• Experience or interest in building high-stakes financial visualizations for DFS or prediction markets, with a focus on real-time Sweat elements like live P&L tickers, dynamic price movement graphs, and interactive exposure charts similar to elite fintech or trading platforms
• This a remote position anywhere in the US is fine
• You must be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa at this time

Responsabilidades

• We are seeking a Software Engineer III with strong TypeScript and React Native expertise to join our Sweat & Lineups team
• In this role, you will own feature development within PrizePicks’ React Native mobile application — including My Entries, Early Payout, and anything Sweat experience!
• You will own the delivery of complex work end-to-end, learn and teach engineers across the organization, and contribute to architectural decisions that shape your team’s mobile experience
• This is a role for someone who can break down hard problems, deliver high-quality user experiences, and start having influence beyond their own code
• Own feature development: Take ownership of features end-to-end — from technical design through delivery — breaking complex UI and interaction flows into well-scoped, deliverable pieces
• Write high-quality code: Produce TypeScript and React Native code that is clean, performant, well-tested, and raises the bar for the codebase
• Contribute to architecture: Participate in team-level architectural decisions around component patterns, state management, navigation, and performance optimization
• Improve quality proactively: Identify opportunities to improve app performance, code quality, accessibility, and developer experience — and act on them
• Guide junior engineers: Provide technical guidance to Software Engineers I and II through thorough code reviews, pairing sessions, and design feedback
• Collaborate cross-functionally: Work with Product, Design, and QA to validate technical decisions and ensure alignment between product goals and implementation
• Participate in on-call rotation: Take increasing ownership of incident response, contributing to root cause analysis and systemic improvements
• Build team knowledge: Document technical decisions, component patterns, and architecture to strengthen your team’s shared understanding
• Autonomous — you can take an ambiguous problem and drive it to a well-defined solution

Benefícios