Machine Learning Engineer Graduate (Global E-Commerce, Risk Control) - 2027 Start (PhD)

TikTok; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

TikTok is seeking a Machine Learning Engineer Graduate (Global E-Commerce, Risk Control) to join the ECRC team in Singapore. You will work on building and productionizing ML/LLM solutions to protect the ecommerce ecosystem and prevent fraud in real-time as part of a global initiative.

The role requires a PhD in a technical field, strong coding skills, and the ability to work across cross-functional teams to deliver scalable risk-control technologies.

Qualifications

• PhD in Computer Science, Computer Engineering, or related field.
• Strong coding skills in at least one programming language.
• Experience with ML/LLM/Agentic systems and common frameworks preferred.

Responsibilities

• Develop domain-specific ML/LLMs/Agents to prevent fraudulent cross-domain activity.
• Analyze large datasets to detect abnormal user behavior and evolving risk patterns.
• Deploy and monitor AI pipelines for real-time prevention under global traffic.
• Assess effectiveness of solutions and iterate with cross-functional teams.
• Collaborate with software platforms to deploy and monitor models.

Skills

Coding skills

ML/LLM expertise

Data-driven mindset

Education

PhD in CS/CE/SE

Job description

Discover a career that energizes and excites you every day.

@2026 TikTok

Technology

Machine Learning Engineer Graduate (Global E-Commerce, Risk Control) - 2027 Start (PhD)

Location:

Employment Type:

Regular

Job Code:

A231663

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Responsibilities

About the Team The E-Commerce Risk Control (ECRC) team is missioned: - To protect E-Commerce users, including and beyond buyer, seller, creator; - By securing the integrity of our ecommerce ecosystem and providing a safe shopping experience on the platform; - Through building infrastructures, platforms and technologies, as well as collaborating with many cross-functional teams and stakeholders. We are looking for talented individuals to join our team. As a graduate, you will get opportunities to pursue bold ideas, tackle complex challenges, and unlock limitless growth. Successful candidates must be able to commit to an onboarding date by the end of the year. Please state your availability and graduation date clearly in your resume.

• Develop domain-specific machine learning / LLMs / Agents to decode and prevent intricate, cross-domain fraudulent activties.
• Analyze massive business and security data to mine abnormal user behavior, and uncover evolving risky patterns.
• Productionize AI agent pipelines engineered for real-time prevention under massive global traffic.
• Analyze / test the effectiveness of the built solutions.
• Work in a cross-functional team setting to mitigate business risks.
• Work with relevant software platform to develop/deploy/monitor the models.

Qualifications

• Minimum Qualifications1. Individuals who are completing or have recently completed a PhD degree in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
• Minimum Qualifications2. Good coding skills in one or more programming language.
• Preferred Qualifications1. Good knowledge on machine learning / LLM / Agentic system and hands-on experience with popular frameworks such as pytorch, Scikit-learn, LangChain, Hugging Face Transformers.
• Preferred Qualifications2. Ability to think critically, rationally, and communicate in result-oriented, data-driven manner.

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.