iOS Software Engineer, TikTok Design Systems
: Job Details :

DescriptionTikTok is the leading destination for short-form mobile video. At TikTok, our mission is to inspire creativity and bring joy. TikTok's global headquarters are in Los Angeles and Singapore, and its offices include New York, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.Why Join us. Creation is the core of TikTok's purpose. Our platform is built to help imaginations thrive. This is doubly true of the teams that make TikTok possible. Together, we inspire creativity and bring joy - a mission we all believe in and aim towards achieving every day. To us, every challenge, no matter how difficult, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always. At TikTok, we create together and grow together. That's how we drive impact - for ourselves, our company, and the communities we serve. Join us.About the Team: By joining the team, you will have opportunities to work on variants of projects to improve existing product accessibility experience, introduce industry leading new accessibility-first features. You will also have opportunities to build accessibility foundations and tools for engineers across TikTok.At TikTok, we strive to bring world-class user experience to everyone. The work we do ensures that all users will be able to enjoy the delight we deliver.On TikTok Mobile Design Systems team, we work cross-functionally with engineers, designers and product managers to create unified UI frameworks and provide standard user interaction effects for our engineers to build better user facing products.You'll actively develop and upgrade UI libraries and components, ensuring exceptional design and performance. Empower product teams with premier tools, fostering efficient product development and iteration. Uphold exemplary standards and practices in UI design while building a vibrant community to tackle design challenges and share advanced techniques. You will Explore innovative opportunities by experimenting with new technologies and platforms, devising strategic adaptation plans. Be at the forefront of pioneering designs and establishing new standards in human-machine interaction. Your expertise will drive our design excellence and elevate our products to new heights.You will also have opportunities to solve intricate UI challenges, build variants of projects to improve existing UI components experience, and introduce industry leading new User Interface features. You will also have opportunities to build UI foundations and tools for engineers across TikTok.Responsibilities:- Develop and Maintain Shared UI Framework: Design, develop, optimize, and maintain a shared UI framework that provides unified UI components across multiple iOS applications.- Enhance User Interface Components: Create and optimize UI components, transitions, interactions, and animations to ensure a seamless user experience.- Collaborate with Cross-functional Teams: Work closely with design, product, and other engineering teams to implement and fine-tune user interface elements.- Code Review and Best Practices: Conduct code reviews, provide constructive feedback, and uphold best practices to ensure high-quality code.- Performance Optimization: Identify and resolve performance bottlenecks, ensuring that the UI framework is highly efficient and scalable.- Documentation and Training: Document frameworks, guidelines, and best practices, and provide training and support to other team members.- Stay Updated with Industry Trends: Keep abreast of the latest trends and technologies in iOS development, particularly in UI/UX, and apply this knowledge to continually improve the shared UI framework.QualificationsMinimum Qualifications- Proficient in Swift and Objective-C- Strong understanding of iOS SDK, Xcode, and Apple Human Interface Guidelines- Experience with iOS UI design principles, patterns, and best practices- Knowledge of performance testing and optimization techniquesPreferred Qualifications- Experience with UIKit, SwiftUI, Auto Layout, Core Animation, and other iOS-specific frameworks for transitions and animations.- Familiarity with Apple's design and UI testing frameworks such as XCTest.- Experience with the latest iOS features and frameworks (e.g., Combine, ARKit, etc.).TikTok is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At TikTok, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.TikTok is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at