Senior iOS Developer

Get AI-powered advice on this job and more exclusive features. We believe communication belongs to everyone. We exist to democratize phone service. TextNow is evolving the way the world connects and that's because we're made up of people with curious minds who bring an optimistic, yet critical lens into the work we do. We're the largest provider of free phone service in the nation. And we're just getting started. Join us in our mission to break down barriers to communication and free the flow of conversation for people everywhere. TextNow is looking for an experienced Senior iOS Developer to play a key role in the development of our voice and messaging platform on iOS. You will be responsible for building high-performance, scalable, and feature-rich mobile applications that integrate voice, video, and messaging capabilities. You will work alongside a talented team of developers, product managers, and UX/UI designers to create intuitive and user-centric experiences. What You’ll Do: 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. Who You Are: A professional iOS developer with 5+ years of experience and a strong portfolio of shipping performant iOS apps (preferably with voice or messaging features). Strong expertise in Swift, Objective-C, and the iOS SDK. Experience with real-time communication protocols and technologies like WebRTC, SIP, XMPP, or similar. Proficiency in working with APIs and third-party libraries for real-time messaging and media streaming. Knowledge of push notifications, background app tasks, and managing network connections for real-time updates. Familiarity with modern iOS tools like Xcode, Instruments, and the debugging process. Strong understanding of user experience (UX) principles, with the ability to design elegant, simple solutions for complex problems. Experience with automated testing frameworks (Unit, UI, Integration testing) and CI/CD pipelines. More about TextNow... Our Values: Customer Obsessed (We strive to have a deep understanding of our customers) Do Right By Our People (We treat each other with fairness, respect, and integrity) Accept the Challenge (We adopt a "Yes, We Can" mindset to achieve ambitious goals) Act Like an Owner (We treat this company like it's our own... because it is) Give a Damn (We are deeply committed and passionate about our work and achieving results) Benefits, Culture, & More: 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 Diversity and Inclusion: At TextNow, our mission is built around inclusion and offering a service for EVERYONE, in an industry that traditionally only caters to the few who have the means to afford it. We believe that diversity of thought and inclusion of others promotes a greater feeling of belonging and higher levels of engagement. We know that if we work together, we can do amazing things, and that our differences are what make our product and company great. TextNow Candidate Policy By submitting an application to TextNow, you agree to the collection, use, and disclosure of your personal information in accordance with the TextNow Candidate Policy. Seniority level Not Applicable Employment type Full-time Job function Engineering and Information Technology Industries: Telecommunications, IT Services and IT Consulting, and Software Development #J-18808-Ljbffr