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

TikTok
Singapore
InternshipFunction: Data Science & Machine LearningEducation: phdSkills: ["Analysis","Modeling","Problem-solving","Self-driven","Communication"]

Build and improve an e-commerce search engine used by over a billion monthly users, focusing on query understanding, text relevance, multi-modal (video) matching, and end-to-end shopping experience quality. Design and implement ranking systems, advance personalized AI search, and support harness engineering, post-training optimization, and automated evaluation. Collaborate on product-focused initiatives, ecosystem problems (cold start, supply-demand), and model deployment across relevant software platforms.

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FursaFursa
TikTok
TikTok
1 day ago

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

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 12 hours agoStatus: Live

Job Summary

Build and improve an e-commerce search engine used by over a billion monthly users, focusing on query understanding, text relevance, multi-modal (video) matching, and end-to-end shopping experience quality. Design and implement ranking systems, advance personalized AI search, and support harness engineering, post-training optimization, and automated evaluation. Collaborate on product-focused initiatives, ecosystem problems (cold start, supply-demand), and model deployment across relevant software platforms.
Location: Singapore
Employment Type: Internship
Job Function: Data Science & Machine Learning
Seniority: Intern level

Key Responsibilities

  • •Optimize query analysis and text relevance matching to improve search quality and user experience.
  • •Implement multi-modal matching for e-commerce video content and improve product authority and core search products.
  • •Design and implement end-to-end ranking systems across recall, first-stage ranking, final-stage ranking, and mixed rows.
  • •Improve personalized shopping interests models and conversion efficiency to drive GMV growth.
  • •Develop personalized AI search with harness engineering, post-training optimization, rubric-based automated evaluation, and support deployment platforms.

Key Requirements

  • •Currently pursuing a PhD in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
  • •Excellent coding skills with solid knowledge of data structures and algorithms.
  • •Strong analysis, modeling, and problem-solving skills to extract insights from complex data.
  • •Industry work experience in machine learning and good product sense focused on user experience.
  • •Ability to apply knowledge in statistics, scripting, and programming languages relevant to the firm.
Experience:Machine learningNLPComputer visionMulti-modalE-commerceSearch
Education:PhD / Doctorate in Software Development, Computer Science, Computer Engineering, or related technical discipline
Skills:AnalysisModelingProblem-solvingSelf-drivenCommunication
Tech Stack:Machine learningNLPCVMulti-modalStatisticsScriptingProgramming languages

Company Brief

TikTok
Short-form video platform that lets users create, share, and discover entertainment content through algorithmic recommendations. It also offers advertising and creator tools for brands, influencers, and businesses.
Industry: Digital Media
Company Size: Enterprise (1,001+ employees)
Growth: Scaleup
Headquarters: Singapore, Singapore
Founded: 2016
WebsiteLinkedIn