FullStack Engineer Intern - TikTok Mobile Experience (Singapore) - 2025 Start

Responsibilities

TikTok 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 products are built to help imaginations thrive. This is doubly true of the teams that make our innovations possible. Together, we inspire creativity and enrich life - a mission we aim towards achieving every day. To us, every challenge, no matter how ambiguous, 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 users we serve. Join us.

TikTok Experience-mobile team is responsible for providing the best industry experience for users to consume video content. In this team, you will be working with our XFN partners to define a world-class user experience. This includes playback experience: low-latency and fluent video playback, efficient encoding and decoding, high quality videos; mobile experience: short app launch time, smaller app-size, wise power control and refined strategy via on-device ML. mobile reliability: high stability, accurate online alarm and disaster recovery system, complete version release assurance. The Vision of team is "Making the user experience and reliability one of the core product competitiveness of TikTok.

As a project intern, you will have the opportunity to engage in impactful short-term projects that provide you with a glimpse of professional real-world experience. You will gain practical skills through on-the-job learning in a fast-paced work environment and develop a deeper understanding of your career interests.

Applications will be reviewed on a rolling basis - we encourage you to apply early.

Successful candidates must be able to commit to at least 3 months long internship period.

Responsibilities:
1. Address the challenges of international short videos with a global DAU in the hundreds of millions, rapid business iterations, and complex network environments by optimizing the experience of the iOS App to create the best short video experience.
2. Build cutting-edge performance platform to find, attribute and intercept experience issues from users, help developers efficiently and accurately detect and optimize performance problems.
3. Conduct data analysis based on user experience scenarios, define optimization strategies, enhance user experience, and solve complex issues.

Qualifications

Minimum Qualification:
1. Undergraduate who is currently pursuing a degree/master in Software Development, Computer Science, Computer Engineering, or a related technical discipline
2. Solid foundation in computer science. Understanding of object-oriented programming concepts.
3. Developers with strong self-drive and sense of responsibility, with internship experience in iOS/front-end development, and who have participated in complete projects will be given priority;

Preferred Qualification:
1. Full-stack development experience is preferred.
2. Understanding of back-end technologies and databases is a plus.

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.

By submitting an application for this role, you accept and agree to our global applicant privacy policy, which may be accessed here: https://careers.tiktok.com/legal/privacy.

If you have any questions, please reach out to us at [email protected]

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