Machine Learning Engineer Intern (Global E-commerce Risk Control)

3 Months ago • Upto 1 Years • Research Development

Job Summary

Job Description

ByteDance's E-Commerce Risk Control (ECRC) team seeks a Machine Learning Engineer Intern (PhD) for Summer/Fall 2025. The intern will develop and implement machine learning algorithms to manage business risks across Bytedance's e-commerce platforms. Responsibilities include prototyping solutions, conducting experiments, collaborating with cross-functional teams, building data infrastructure, defining risk metrics, and communicating results. The internship offers hands-on experience and runs for 12-24 weeks, starting in May/June 2025. The ideal candidate possesses proficiency in machine learning theories and applications, experience with Python, SQL/Hive, and Hadoop, and strong analytical and communication skills.
Must have:
  • Develop and implement ML algorithms
  • Prototype and validate solutions
  • Collaborate with cross-functional teams
  • Build efficient data infrastructure
  • Define risk control metrics
  • PhD in CS/related field
  • Proficiency in Python, SQL, Hadoop
  • Strong analytical skills
Good to have:
  • E-commerce/risk control experience
  • Software engineering experience
  • Experience with ensemble trees, deep neural networks
Perks:
  • Health insurance
  • Life insurance
  • Wellbeing benefits
  • Paid holidays
  • Paid sick time

Job Details

Responsibilities
Team Introduction: The E-Commerce Risk Control (ECRC) team's mission is : - To protect Bytedance e-commerce users, including and beyond buyer, seller, creator; - To make Bytedance e-commerce the safest and most trusted place worldwide to transact online by securing the integrity of the e-commerce ecosystem and providing a safe shopping experience on the platform; - Through building software systems, risk models and operational processes, as well as collaborating with many cross-functional teams and stakeholders. The ECRC team works to prevent and detect any risk attempts in Bytedance e-commerce platforms (e.g. Bytedance Shop) and to mitigate the negative impact on our customers and Selling Partners (Sps), covering multiple classical and novel business risk areas such as account integrity, incentive abuse, malicious activities, brushing, click-farm, information leakage etc. We are looking for talented individuals to join us for an internship in 2025. Internships at ByteDance aim to offer students industry exposure and hands-on experience. Turn your ambitions into reality as your inspiration brings infinite opportunities at ByteDance. Applications will be reviewed on a rolling basis. We encourage you to apply early. Candidates can apply to a maximum of TWO positions and will be considered for jobs in the order you apply. The application limit is applicable to ByteDance and its affiliates' jobs globally. Internships at ByteDance aim to provide students with hands-on experience in developing fundamental skills and exploring potential career paths. A vibrant blend of social events and enriching development workshops will be available for you to explore. Here, you will utilize your knowledge in real-world scenarios while laying a strong foundation for personal and professional growth. It runs for 12-24 weeks and begins in May/June 2025. Successful candidates must be able to commit to one of the following start dates below: - Monday, May 12 - Monday, May 19 - Tuesday May 27 (Memorial Day May 27) - Monday, June 9 - Monday, June 23 We will prioritize candidates who are able to commit to these start dates. Please state your availability clearly in your resume (Start date, End date). Responsibilities: - Develop and implement innovative machine learning algorithms to manage business risks in Bytedance 's products and platforms. - Prototype and explore novel solutions, conduct experiments to validate hypotheses, and provide insights to Product and Tech teams. - Collaborate with multidisciplinary teams to enhance current automation processes. - Build efficient data querying infrastructure for real-time and offline analysis. Identify opportunities to strengthen risk defense solutions. - Define risk control metrics and promote data-driven practices. Align teams and stakeholders on numeric goals for risk control. - Document technical processes and effectively communicate results through writing, visualizations, and presentations.
Qualifications
Minimum Qualifications: - Currently pursuing a PhD in Computer Science Engineering, Operations Research, or related fields. - Able to commit to working for 12 weeks during Summer 2025 - Must obtain work authorization in country of employment at the time of hire, and maintain ongoing work authorization during employment. - Proficiency in modern machine learning theories and applications, including ensemble trees, deep neural networks, transfer/multi-task learning, reinforcement learning, graph theory, and unsupervised learning. - Experience with Python, SQL/Hive, and Hadoop - Strong understanding of data structures and algorithms, with excellent problem-solving ability - Detail oriented, effective time management, and strong analytical skills Preferred Qualifications: - Graduating December 2025 onwards with the intent to return to degree program after the completion of the internship. - Demonstrated software engineering experience from previous internship, work experience, coding competitions, or publications - Internship experience or research experience, especially in e-commerce, risk control domian - Curiosity towards new technologies and entrepreneurship - High levels of creativity and quick problem-solving capabilities
Job Information
About Us

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

Why Join ByteDance

Inspiring creativity is at the core of ByteDance's mission. Our innovative products are 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 enrich life - a mission we work towards every day.

As ByteDancers, 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. 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

ByteDance 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 ByteDance, our mission is to inspire creativity and enrich life. 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.

Reasonable Accommodation

ByteDance is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at

【For Pay Transparency】Compensation Description (Hourly) - Campus Intern

The hourly rate range for this position in the selected city is $60- $75.

Benefits may vary depending on the nature of employment and the country work location. Interns have day one access to health insurance, life insurance, wellbeing benefits and more. Interns also receive 10 paid holidays per year and paid sick time (56 hours if hired in first half of year, 40 if hired in second half of year).

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

For Los Angeles County (unincorporated) Candidates:

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:

1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;

2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and

3. Exercising sound judgment.

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About The Company

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.
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