Senior iOS Developer
TextNow
Software Engineering
Canada
Posted 6+ months ago
We believe communication is a right, not a privilege. At TextNow, our mission is simple but bold: to democratize phone service and put connection in everyone’s hands. We’re reimagining what it means to stay connected — powered by a team of relentlessly curious builders who balance optimism with a critical eye for impact. That’s how we became the nation’s largest provider of free phone service. The future of communication is wide open — and we’re leading the way!
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 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.
- Develop and integrate AI-driven features to enhance mobile app functionality and deliver smarter, more personalized user experiences.
- Apply AI and automation to improve development workflows, product performance, and overall engineering efficiency
- 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 commited 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
