About TikTokTikTok 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 we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo. Why Join Us Inspiring creativity is at the core of TikTok's mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and bring joy - a mission we work towards every day. We strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our company, and our users. When we create and grow together, the possibilities are limitless. Join us. About the Team Our team plays a crucial role in ensuring the company’s success. We seek people who are willing to learn and put in the effort to solve problems. Our challenges are not your regular day-to-day problems - you’ll be part of a team that’s developing new solutions to new challenges. It’s working fast, at scale, and we’re making a difference. We are looking for talents to join us on this exciting journey! Responsibilities Define and lead critical, architectural decisions for large-scale recommendation systems, providing sound technical direction and communicating effectively to a development team. Design and implement flexible, scalable, stable and high-performance storage and computing systems. Troubleshoot the production system, driving the design and implementation of the necessary mechanisms and tools to ensure the stability of the overall operation of the production system. Build industry-leading distributed systems such as storage and computing to provide reliable infrastructure for massive data and large-scale business systems. Develop comprehensive data products, improving ease of use and promoting these data products effectively within TikTok’s diverse scenarios. Bring new ideas and technologies into our platform, innovate and iterate. Collaborate with multiple cross-functional teams to deliver high quality work in rapid product development. Provide mentorship to senior and mid-level software engineers.

Qualifications Must have a Master's degree or foreign equivalent degree in Computer Science, Engineering (any), Information Systems, Data Science, Mathematics, or a related field, and 4 years of related work experience; OR a Bachelor's degree or foreign equivalent degree in Computer Science, Engineering (any), Information Systems, Data Science, Mathematics, or a related field, and 6 years of related work experience of which 5 years must be post-bachelor’s, progressive related work experience. Of the required experience, must have 4 years of experience in each of the following: Designing and building large-scale infrastructure and distributed systems with compute technologies and storage; Evaluating and determining appropriate data storage, object-oriented principles, and design patterns and applying them to build Java-based high-throughput web backend systems; Designing and implementing large-scale, distributed online software services using: Java, Go, JavaScript, Ruby, and/or Python; Using unit tests, integration tests, and load tests to ensure quality of delivered software products and continuous software development pipeline; and Maintaining and debugging software services. Type: Full time, 40 hours/week Location: Bellevue, WA Salary Range: $198360 - $416100 per year To Apply, click the apply button below. Contact if you have difficulty submitting resume through the website.