Job Description

Backend



Backend Software Engineer Intern (Pan-Architecture) - 2026 Start (BS/MS)



Location

:



Singapore



Employment Type

:



Intern



Job Code

:



A63074



Responsibilities



The TikTok Pan-Architecture Team-Server Arch sits at the intersection of business and infrastructure. Our goals are to:



Embrace AI to build cutting-edge business infrastructure foundations; Foster public trust and ensure compliance; Optimize resource management and costs; Enhance user experience and system stability; Improve engineering quality and R&D efficiency.

Here, you'll witness how technology empowers business growth and deepen your expertise in architectural design. We're excited to have you join us!



We are looking for talented individuals to join us for an internship in 2026*. Internships at TikTok aim to offer students industry exposure and hands-on experience. Watch your ambitions become reality as your inspiration brings infinite opportunities at TikTok.



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.



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



Successful candidates must be able to commit to either of the following Internships

From January to June From May to August (Summer)

Responsibilities:

1. Participate in architecture design and development to deliver high-quality, seamless information services and an exceptional experience to hundreds of millions of users.

2. Engage in designing system technical solutions, developing core code, and optimizing systems for performance.

3. Contribute to formulating code standards and testing protocols with LLM, and establish development quality control methods.

4. Assist the team in overcoming technical challenges such as high concurrency, massive traffic, and system decoupling.

5. Participate in technical research and product delivery in the LLM (Large Language Model) field.



Qualifications

Minimum Qualifications:

1. Undergraduate or Postgraduate with a background in Computer Science, Software Engineering, or related fields).

2. Passionate about computer science and internet technologies; proficient in at least one programming language (including but not limited to Java, Python, or Go).

3. Solid foundation in computer science:

In-depth understanding of data structures, algorithms, and operating systems; with a demonstrated interest or research focus on the LLM field.

4. Excellent logical analysis ability:

Able to reasonably abstract and decompose complex business logic.

Preferred Qualification:

1. Strong curiosity, with exceptional learning and communication skills, practical experience in the LLM domain.



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 apac-earlycareers@tiktok.com.



Job Information



About TikTok



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 we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.



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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.



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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.



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Diversity & Inclusion



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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.