Algorithm Engineer - Global E-Commerce (Conversational AI)

ByteDance
Singapore
Workplace: OnsiteFull timeFunction: Data Science & Machine LearningEducation: bachelorsSkills: []

Build AI-powered conversational customer service for a global e-commerce platform, handling inquiries, complaints, refunds, disputes, and seller support. Apply LLM post-training (instruction tuning, RLHF, continual learning) and design benchmark datasets for policy-adaptive, multilingual customer experiences. Improve model efficiency through compression, quantization, and low-latency inference, while defining quality evaluation metrics and enabling scalable deployment.

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FursaFursa
ByteDance
ByteDance
1 month ago

Algorithm Engineer - Global E-Commerce (Conversational AI)

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

Source: Company careers pageValidated by: Fursa AI
Last checked: 30 days agoStatus: Live
Reposted: similar role first listed 1 month ago

Job Summary

Build AI-powered conversational customer service for a global e-commerce platform, handling inquiries, complaints, refunds, disputes, and seller support. Apply LLM post-training (instruction tuning, RLHF, continual learning) and design benchmark datasets for policy-adaptive, multilingual customer experiences. Improve model efficiency through compression, quantization, and low-latency inference, while defining quality evaluation metrics and enabling scalable deployment.
Location: Singapore
Workplace: Onsite
Employment Type: Full time
Job Function: Data Science & Machine Learning
Seniority: Mid level

Key Responsibilities

  • •Design and implement an AI-driven conversational customer service agent for e-commerce inquiries, complaints, refunds, disputes, and logistics.
  • •Apply LLM post-training strategies to improve customer support responses and reduce errors, hallucinations, and irrelevant outputs.
  • •Construct training/benchmark datasets from challenging customer interactions such as policy clarifications and multi-turn dispute handling.
  • •Develop multilingual support and translation models for real-time cross-language customer service.
  • •Optimize model efficiency and deployment via compression, quantization, inference optimization, and edge AI; define response evaluation metrics and run A/B testing.

Key Requirements

  • •Bachelor’s degree or above in computer science, computer engineering, statistics, applied mathematics, data science, or related fields.
  • •At least 3 years of work experience in a related field.
  • •Experience fine-tuning, distilling, or using reinforcement learning for large language models for conversational AI.
  • •Proficiency in multilingual NLP, machine translation, and cross-lingual dialogue modeling.
  • •Experience with e-commerce policy/dispute workflows and/or advanced NLP/deep learning techniques is a plus.
Education:Bachelor's in computer science, computer engineering, statistics, applied mathematics, data science or other related disciplines
Tech Stack:Large Language Models (LLMs)NLPInstruction tuningReinforcement learning from human feedback (RLHF)Continual learningMultilingual NLPMachine translationCross-lingual dialogue modelingRetrieval augmented generationMixture of expertsSparse attentionA/B testingModel compressionQuantizationEfficient inferenceDistributed model trainingEdge AI

Company Brief

ByteDance
Develops consumer internet and content platforms, including TikTok and other apps for short-form video, news, and entertainment. It also builds advertising, commerce, and creator tools that connect audiences, brands, and publishers across global markets.
Industry: Digital Media
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Established Company
Headquarters: Beijing, China
Founded: 2012
WebsiteLinkedIn