Senior Mobile Engineer

About the Company

Onyx Odds is a fast-growing prediction platform transforming how people interact with sports, crypto, and real-world events. Founded by a Harvard graduate with experience at Jane Street, Onyx is building the future by making markets more accessible, intuitive, and engaging.

Responsibilities

• Develop and maintain features across iOS and Android applications using React Native
• Shape and improve mobile architecture, including application structure, state management, and performance
• Own projects from inception to production, including architecture decisions, implementation, testing, and monitoring
• Collaborate directly with founders on product direction, roadmap, and prioritization
• Support release processes across the App Store and Google Play

Requirements

• Computer Science degree from a top university
• 5+ years of software engineering experience
• Significant experience with React Native
• Experience building and maintaining consumer-facing mobile applications
• Strong proficiency in TypeScript and modern mobile development practices
• Ability to thrive in a fast-paced startup environment

Preferred Qualifications

• Experience in fintech, gaming, sports, or social products
• A background or interest in sports

Benefits

• Competitive equity package
• Health, dental, and vision coverage
• Unlimited PTO