Software Engineer Intern (TikTok Search Architecture) - 2027 Summer
Responsibilities
About the Team
TikTok Search is building the next-generation search experience for hundreds of millions of users around the world. Our team is responsible for developing and improving TikTok's search engine, with the goal of helping users discover the most relevant, useful, and engaging content through search.
We are actively exploring how to deeply integrate traditional search engine technologies with Large Language Models (LLMs) to enhance the TikTok Search experience and pioneer new search paradigms. You will have the opportunity to work on challenging problems at the intersection of information retrieval, machine learning, natural language understanding, recommendation systems, and large-scale distributed systems.
We are looking for talented individuals to join us for an internship. Our internship program offers students hands-on experience, industry exposure, and opportunities to apply their knowledge to real-world challenges while building a strong foundation for personal and professional growth.
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Interns will gain practical experience, explore potential career paths, and participate in social events, learning programs, and development workshops alongside industry professionals.
Candidates may apply to a maximum of two positions across Our Company and its affiliates globally. Applications will be considered in the order they are submitted.
Applications are reviewed on a rolling basis, so we encourage you to apply early. Please clearly state your availability in your resume, including your start and end dates.
Candidates who pass resume screening will be invited to participate in Our Company's technical online assessment.
Responsibilities:
- Build and optimize search systems and features that serve hundreds of millions of users globally.
- Work on large-scale, complex technical problems in search quality, ranking, query understanding, retrieval, and system reliability.
- Explore the integration of search engine technologies and LLMs to improve user experience and search result relevance.
- Develop algorithms and systems that support next-generation search experiences and new search interaction paradigms.
- Collaborate with product managers, researchers, and engineers to understand user needs and translate them into scalable technical solutions.
- Apply modern machine learning, information retrieval, NLP, and LLM techniques to improve search quality and user perception.
Qualifications
Minimum Qualification(s)
- Currently pursuing a Bachelor's degree in Computer Science or a related technical discipline.
- Solid foundation in computer science fundamentals, with strong understanding of data structures, algorithms, and operating systems.
- Strong programming skills and good coding habits; experience with one or more programming languages such as C++, Python, Go or Java.
- Strong curiosity, willingness to learn, and ability to quickly understand and solve complex technical problems.
- Good communication skills and ability to collaborate effectively in a team environment.
- Able to commit to a 12-week internship in 2027.
Preferred Qualification(s)
- Currently pursuing a Master's degree in Computer Science or a related technical discipline.
- Experience in search, recommendation systems, machine learning, NLP, LLMs, distributed systems, or related areas.
- Demonstrated software engineering experience through internships, research projects, open-source contributions, or publications.
- Award-winning experience in programming competitions such as ICPC, CCPC, NOI, IOI, or other comparable competitions is a plus.
- High levels of creativity, self-motivation, and strong problem-solving capability.
Perks and Benefits
Health and Wellness
- Health Insurance
- Dental Insurance
- Vision Insurance
- HSA
- Life Insurance
- Fitness Subsidies
- Short-Term Disability
- Long-Term Disability
- On-Site Gym
- Mental Health Benefits
- Virtual Fitness Classes
Parental Benefits
- Fertility Benefits
- Adoption Assistance Program
- Family Support Resources
Work Flexibility
- Flexible Work Hours
- Hybrid Work Opportunities
Office Life and Perks
- Casual Dress
- Snacks
- Pet-friendly Office
- Happy Hours
- Some Meals Provided
- Company Outings
- On-Site Cafeteria
- Holiday Events
Vacation and Time Off
- Paid Vacation
- Paid Holidays
- Personal/Sick Days
- Leave of Absence
Financial and Retirement
- 401(K) With Company Matching
- Performance Bonus
- Company Equity
Professional Development
- Promote From Within
- Access to Online Courses
- Leadership Training Program
- Associate or Rotational Training Program
- Mentor Program
Diversity and Inclusion
- Diversity, Equity, and Inclusion Program
- Employee Resource Groups (ERG)
Company Videos
Hear directly from employees about what it is like to work at TikTok.