TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. TikTok has global offices including Los Angeles, New York, London, Paris, Berlin, Dubai, Singapore, 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. Team Introduction: We own multiple product surfaces to serve the diverse content of TikTok to different users and usage scenarios, including TikTok Web (www.tiktok.com - one of the most visited websites in the world), Vehicle Infotainment Systems (Tesla), and TikTok Tablet apps. We are continually expanding to new surfaces. Together they form an important traffic matrix for TikTok to keep growing its user base and user consumption. We are looking for talented individuals to join us for an internship in 2024. Internships at TikTok aim to offer students industry exposure and hands-on experience. Turn your ambitions into reality as your inspiration brings infinite opportunities at TikTok. Internships at TikTok aim to provide students with hands-on experience in developing fundamental skills and exploring potential career paths. A vibrant blend of social events and enriching development workshops will be available for you to explore. Here, you will utilize your knowledge in real-world scenarios while laying a strong foundation for personal and professional growth. This Internship Program runs for 12 weeks beginning in May/June 2024. Successful candidates must be able to commit to one of the following summer internship cycles below: 1.May 20, 2024 to August 9, 2024 2.May 28, 2024 to August 16, 2024 3.June 10, 2024 to August 30, 2024 We will prioritize candidates who are able to commit to these start dates. Please state your availability clearly in your resume (Start date, End date). Candidates can apply to a maximum of two positions and will be considered for jobs in the order you apply. The application limit is applicable to TikTok and its affiliates' jobs globally. Applications will be reviewed on a rolling basis - we encourage you to apply early. As a frontend software engineer intern in the TikTok User Growth - Traffic Matrix - Frontend org, you will: - Use full-stack web technology (Node.js, React, TypeScript, HTML, CSS) to develop MVPs and run experiments to validate ideas and iterate quickly, leveraging new technologies, and tools when appropriate - Optimize web performance to ensure a fast and seamless user experience in browsers running on potentially low-end devices - Implement and troubleshoot video playback features and optimize performances - crucial for short video viewing and skipping experiences - Stay up-to-date with the latest web technologies and trends, and educate engineers and PMs about new product possibilities enabled by these new technologies- Pursuing a Bachelor's or Master's degree in Computer Science or a related field. - Proficient in JavaScript, HTML, and CSS - Experience in web performance optimization, especially in reducing input latency and LCP - Able to commit to working for 12 weeks starting May 2024 - Must obtain work authorization in country of employment at the time of hire, and maintain ongoing work authorization during employment. Preferred Qualifications: - Experience with modern frontend frameworks such as React, Vue, or Angular - we use React - Strong problem-solving and debugging skills - Excellent written and verbal communication skills - UI/UX instincts and knowledge 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 earlycareers.accommodations@tiktok.com 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.