Senior iOS Engineer

Stack

Responsibilities

• ▹Design and implement new iOS features with a strong focus on usability, clarity and delivering value to real users
• ▹Build and maintain robust, scalable mobile architecture (networking, data persistence, state management)
• ▹Work closely with Product Managers and Designers to translate requirements into practical, well-scoped technical solutions
• ▹Provide input during planning to ensure features are feasible, maintainable and aligned with user and business goals
• ▹Ensure high-quality releases through clean, readable and well-tested code
• ▹Participate in code reviews and contribute to shared quality and testing standards
• ▹Take ownership of the features built, identify issues and iterate based on feedback
• ▹Improve app performance and reliability by diagnosing bottlenecks, addressing crashes and strengthening stability

Requirements

• ▹5+ years of professional software development experience with a strong focus on iOS development
• ▹Proven experience shipping production iOS applications end-to-end
• ▹Strong proficiency in Swift and modern iOS development practices
• ▹Ability to build responsive, user-friendly interfaces with attention to detail and performance
• ▹Experience with modern iOS UI patterns, including complex navigation, animations and edge cases in production apps
• ▹Active daily use of AI coding assistants (Claude Code, Codex, OpenCode or similar) for development, debugging and problem-solving
• ▹Strong understanding of networking on iOS (REST/GraphQL), including authentication flows, caching strategies, error handling and offline/unstable network scenarios
• ▹Experience designing maintainable architectures (e.g. MVVM, Redux-style state management, Clean Architecture or similar) and improving existing codebases
• ▹Solid understanding of iOS performance and debugging tools (e.g. Instruments, crash reporting, profiling)
• ▹Strong communication skills in English
• ▹Comfortable working in a remote, cross-timezone team, collaborating asynchronously

Soft skills

About the company

Playbook is a leading creator platform for fitness, health and wellness, helping fitness creators build sustainable businesses while enabling hundreds of thousands of users to live healthier lives; a fast-growing, remote-first, product-driven team.