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

TikTok; Singapore; On-site; SGD 16,000 - 22,000; Full time

Job summary

TikTok is seeking a Software Development Engineer in Test Project Intern (QA) to join the Engineering Test Team in Singapore. You will contribute to quality assurance for TikTok Live LLM initiatives, participate in building the quality system, and gain hands-on experience in a fast-paced tech environment.

This internship (starting 2026) offers exposure to automated testing, tool development, and cross-functional collaboration with engineers and data scientists.

Qualifications

• Pursuing Undergraduate or 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; know typical testing methods and tools.
• Solid programming foundation in at least one language among Python/Go/Java/C++.

Responsibilities

• Participate in quality assurance for TikTok Live LLM initiatives and assist in building the quality system for large model applications.
• Contribute to tool development for the test team during the AI transformation across testing phases.
• Work on quality and efficiency projects based on LLM, including change control, automated testing, and security.
• Assist in investigating optimization suggestions for QA pain points and drive implementation to improve delivery quality and efficiency.
• Keep track of new technologies related to large models and AIGC, iterate on QA solutions in practice.

Skills

Python

Go

Java

C++

Education

CS/SE/IT degree

Job description

Discover a career that energizes and excites you every day.

@2026 TikTok

Testing

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

Location:

Employment Type:

Intern

Job Code:

A112811

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Responsibilities

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.

• 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.

Qualifications

Minimum Qualifications

• 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.

Job Information

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.

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.

Diversity & Inclusion

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.