Senior Mobile App Developer

Summary

Join Galaxy Digital as a Senior Back End Developer and contribute to a new business initiative. Design, develop, and optimize robust, scalable software backends for web and mobile applications. Collaborate with front-end, product, and infrastructure teams to ensure reliability, security, and performance. Architect scalable, secure, and efficient server-side solutions meeting fintech industry standards. Implement best practices for code quality, testing, and deployment. Stay updated on emerging technologies in back-end development, blockchain, and fintech. This role requires 7+ years of relevant experience, strong experience with React Native, and familiarity with various development tools and platforms. The ideal candidate will possess strong communication skills, take ownership of their work, and thrive in a team environment. Galaxy offers competitive compensation, flexible time off, company-paid benefits, and a supportive work environment.

Requirements

• 7+ year of relevant experience
• Strong experience building mobile applications using React Native for iOS and Android
• Hands-on experience working on complex features like dynamic forms, push notifications, deep linking, media upload, offline support, etc
• Strong knowledge of React Native internals and practical awareness of Android/iOS platform behaviors, bugs, and quirks
• Ability to debug performance issues using Flipper, Xcode, Android Studio
• Familiarity with Crashlytics, performance monitoring, and agile workflows
• Own code quality and best practices modularity, code reuse, maintainability, and debugging across native boundaries
• Experience shopping apps to Play Store and App Store
• Experience integrating with REST APIs, GraphQL, and third-party SDKs
• Strong and clear communication skills
• Take responsibility and ownership of work
• Work well in a team environment

Responsibilities

• Design, develop, and maintain high-performance back-end systems, APIs, and databases that support the business’s web and mobile applications
• Help foster a culture of technical excellence, collaboration, and continuous learning
• Collaborate with front-end developers, product managers, and DevOps teams to ensure seamless integration and delivery of features and services
• Architect scalable, secure, and efficient server-side solutions that meet fintech industry standards and handle high transaction volumes
• Implement best practices for code quality, testing, and deployment, including code reviews and automated testing frameworks
• Stay current with emerging technologies and trends in back-end development, blockchain, and fintech to recommend innovative improvements

Preferred Qualifications

Any experience in financial markets or brokerages or crypto or mortgage

Benefits

• Competitive base salary and discretionary bonus
• Flexible Time Off (i.e. unlimited paid vacation days)
• Company paid Holidays (11)
• Company paid sick leave
• Company-paid health and protective benefits for employees, partners, and other dependents
• 3% 401(k) company contribution
• Generous paid Parental Leave
• Free virtual coaching and counseling sessions through Headspace
• Opportunities to learn about the Crypto industry
• Fully remote team
• Smart, entrepreneurial, and fun colleagues
• Employee Resource Groups