Senior iOS Developer

Summary

Join TextNow, the nation's largest free phone service provider, as a Senior iOS Developer. You will play a key role in developing our voice and messaging platform. Responsibilities include designing, developing, and maintaining high-quality iOS applications with voice and messaging features. You will collaborate with cross-functional teams and optimize app performance. This role requires strong expertise in Swift, Objective-C, and real-time communication protocols. TextNow offers a strong work-life blend, flexible work arrangements, employee stock options, unlimited vacation, competitive pay and benefits, parental leave, and wellness programs.

Requirements

• Be a professional iOS developer with 5+ years of experience and a strong portfolio of shipping performant iOS apps (preferably with voice or messaging features)
• Have strong expertise in Swift, Objective-C, and the iOS SDK
• Have experience with real-time communication protocols and technologies like WebRTC, SIP, XMPP, or similar
• Be proficient in working with APIs and third-party libraries for real-time messaging and media streaming
• Have knowledge of push notifications, background app tasks, and managing network connections for real-time updates
• Have familiarity with modern iOS tools like Xcode, Instruments, and the debugging process
• Have a strong understanding of user experience (UX) principles, with the ability to design elegant, simple solutions for complex problems
• Have experience with automated testing frameworks (Unit, UI, Integration testing) and CI/CD pipelines

Responsibilities

• Design, develop, and maintain high-quality iOS applications focused on voice and messaging features (voice calling, chat, real-time notifications, etc.)
• Architect scalable and modular code for performance, reliability, and maintainability
• Collaborate with cross-functional teams to define, design, and ship new features
• Work with real-time communication protocols, such as WebRTC, SIP, and related messaging and voice frameworks
• Optimize app performance to ensure smooth voice and messaging functionality, including audio quality, latency, and bandwidth usage
• Write clean, maintainable, and testable code; conduct code reviews and mentor junior developers
• Stay current with iOS best practices, emerging technologies, and trends in the voice and messaging space
• Troubleshoot and debug issues related to performance, crashes, and other bugs, ensuring a smooth and stable user experience
• Be a leader; own problems and solutions end-to-end, from ideation to deployment
• Experimentation is a key part of your workflow; be data-driven and make the right decisions for our customers
• Deploy your features to millions of users - your work will have an immediate impact

Benefits

• Strong work life blend
• Flexible work arrangements (wfh, remote, or access to one of our office spaces)
• Employee Stock Options
• Unlimited vacation
• Competitive pay and benefits
• Parental leave
• Benefits for both physical and mental well being (wellness credit and L&D credit)
• We travel a few times a year for various team events, company wide off-sites, and more