Machine Learning Engineer Intern (Global E-Commerce) - 2027 Start

TikTok; Singapore; On-site; SGD 22,000 - 33,000; Full time

Job summary

TikTok invites students to join its E-commerce Algorithm Team in Singapore for an internship. Work on large-scale AI and machine learning solutions that power recommendations, search, ranking and marketplace optimization.

You will collaborate with ML engineers, applied scientists, and data scientists on real-world challenges and learn through workshops and social events. Interns gain practical experience, explore career paths, and contribute to cutting-edge systems while building a foundation

Qualifications

• Pursuing an undergraduate or master's degree in software development, CS, or a related technical discipline.
• Solid foundation in ML, DL, statistics, and algorithms.
• Strong programming skills in Python, C++, Java, Go, or Rust.
• Hands-on experience with PyTorch or TensorFlow.
• Self-driven with ownership and ability to translate ideas into business impact.

Responsibilities

• Design and develop ML algorithms and systems for large-scale e-commerce scenarios.
• Apply ML, DL, NLP, CV, and LLMs to solve real-world problems.
• Build end-to-end solutions: data processing, training, evaluation, deployment and monitoring.
• Develop scalable real-time or offline learning/inference systems.
• Collaborate with product, eng, data science and business teams to deliver impact.
• Run experiments, analyze results, and iterate to improve quality and efficiency.

Skills

Python

C++

Java

Go

Rust

PyTorch

TensorFlow

Education

Undergraduate or Master's degree in CS/CE or related field

Job description

Responsibilities

About the Team

The E-commerce Algorithm Team powers TikTok Shop's intelligent commerce ecosystem, connecting users with quality products and sellers through personalized recommendations, search, live streaming, and short-form content.

Our team of Machine Learning Engineers, Applied Scientists, and Data Scientists develops large-scale AI and machine learning solutions that enhance user experience, drive merchant growth, and create business impact. We work on cutting-edge technologies across recommendation systems, search, ranking, LLM applications, and marketplace optimization, transforming innovative research into products used by millions worldwide.

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.

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.

Responsibilities

• Design and develop ML algorithms and intelligent systems for large-scale e-commerce scenarios: recommendation, ranking, retrieval, forecasting, content understanding, pricing, governance, and conversational AI.
• Apply machine learning, deep learning, NLP, CV, multimodal models, and LLMs to solve real-world business problems.
• Build end-to-end algorithm solutions: data processing, feature engineering, model training, evaluation, deployment, monitoring, and continuous optimization.
• Develop scalable systems for real-time or offline learning and inference on large-scale structured and unstructured data.
• Partner with product, engineering, data science, and business teams to translate needs into high-impact technical solutions.
• Run experiments, analyze model performance, debug production issues, and iterate rapidly to improve quality and efficiency.
• Explore next-gen intelligent systems: foundation models, generative recommendation, multimodal reasoning, and AI agents.

Qualifications

Minimum Qualifications

• Currently Pursuing a Undergraduate or Master's degree in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
• Solid foundation in machine learning, deep learning, statistics, and algorithms.
• Strong programming skills in Python, C++, Java, Go, or Rust.
• Hands-on experience with PyTorch or TensorFlow.
• Self-driven mindset, curiosity for challenging problems, strong ownership, and the ability to turn algorithm ideas into business-impacting solutions.
• Good communication and collaboration skills, with the ability to work effectively in cross-functional teams and adapt to fast-changing business needs.

Preferred Qualifications

• Familiarity with one or more of: recommendation systems, NLP, CV, multimodal learning, LLMs, generative models, RL, or intelligent agents is preferred.
• Practical experience in E-Commerce, overseas internet products, marketplace platforms, content platforms, logistics, supply chain, advertising, or growth-related business scenarios.
• Publications in top-tier conferences or journals such as KDD, NeurIPS, ICML, ICLR, WWW, SIGIR, WSDM, RecSys, ACL, EMNLP, AAAI, IJCAI, or related venues, or strong performance in programming, data mining, or machine learning competitions such as ACM-ICPC, Kaggle, or KDD Cup.

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.

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.