Software Development Engineer in Test Project Intern (QA) - 2026 Start (BS/MS)

Role Summary

Team introduction

The TikTok Engineering Test Team focuses on testing and delivering innovative, high-quality product features of the TikTok as well as protecting user data. Our Mission is to facilitate the release of TikTok features and enhancements from the development to production stage through effective testing, delivering quality at speed. You will join the team and participate in quality assurance for Large Language Models (LLM) in various business scenarios. Together with engineering and algorithm teammates, you will refine the next-generation intelligent experience.

As a Project Intern, you will contribute to impactful short-term projects and gain hands-on experience in a fast-paced, professional environment. This internship offers the opportunity to develop practical skills, apply your knowledge to real-world challenges, and explore your career interests.

Applications are reviewed on a rolling basis, so we encourage you to apply early.

Responsibilities

• Participate in quality assurance for TikTok's Live LLM initiatives, and assist in building the quality system for large model applications.
• Take part in tool development for the industry-leading test team during the AI transformation across all testing phases.
• Work on quality and efficiency special projects based on LLM, including change control, automated testing, search effectiveness evaluation, and LLM security.
• Assist in investigating feasible optimization suggestions for existing quality and efficiency pain points of the engineering and algorithm teams, and drive the implementation of solutions to improve delivery quality and efficiency.
• Keep track of cutting-edge technologies related to large models and AIGC, explore new quality and efficiency solutions for quality assurance scenarios, and iterate continuously in practice.

Requirements

• Currently pursuing an Undergraduate/ Master's in Computer Science, Software Engineering, Information Technology or a related discipline.
• Internship duration shall be no less than 3 months.
• Understand basic software engineering and testing processes, have basic knowledge of common testing methods and tools.
• Possess a solid programming foundation, proficient in at least one programming language among Python/Go/Java/C++.
• Have strong learning ability and innovation awareness, willing to proactively try new technologies and methods, and eager to solve complex problems in practice.

Preferred Qualifications

• Have a strong interest in AIGC and large model fields, understand mainstream large model application scenarios. Experience in AI-related projects, model evaluation or test development is preferred.
• Demonstrate good communication, collaboration skills and sense of responsibility, able to cooperate efficiently with cross-functional teams to jointly ensure business quality.
• Course projects or practical testing/development experience is a plus.
• Experience in developing automated testing scripts or tools is preferred.
• 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

About the Company

The Global Business Solutions (GBS) team is responsible for the revenue growth of the TikTok business, and our teams include Sales, Marketing, Ops, Account Managers, Agency and partnerships, as well as Marketing Science.

At TikTok, our Global Business Solutions (GBS) team plays a key role in generating revenue by promoting our advertising solutions, onboarding new clients, driving ad campaigns, and more. As the TikTok community grows at an unprecedented speed around the world, our GBS team leads groundbreaking projects that are changing the landscape of the advertising industry in real time.

We're seeking an analytically driven, and detail-oriented Client Solutions Manager (CSM) Intern to join our Ecommerce Team. As a CSM, you will partner closely with Client Partners and Client Solutions Managers to drive revenue by identifying opportunities, leveraging data insights, and delivering consultative solutions for advertisers.

This role centers on client education, relationship growth, data analysis, and campaign success. You will provide strategic recommendations to both clients and internal teams, ensuring campaigns achieve business objectives while optimizing long-term partnerships. Success in this role requires strong data analytics skills, adaptability in a fast-paced environment, and a test-and-learn mindset to uncover the best solutions.