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后端研发工程师-大模型应用研发

北京💼 Full-time🗓 2026-09-28

Core

Building foundational infrastructure for large language models (LLMs) including PE, RAG, plugins, data systems, training, security, and evaluation, while driving C-end application deployment for products like Douyin, Toutiao, and Jianying.

Role type

Senior IC backend engineer (large model applications)

Builds

LLM infrastructure components and C-end application features for core business products

Domain

Artificial Intelligence / Large Language Models

Deliverable

production ML models

Required skills

code proficiency, data structures, algorithms, problem analysis, LLM training/inference principles

Preferred skills

LLM domain passion, innovation in application trends

Technologies

PE, RAG, plugins, LLM data systems, LLM training frameworks, LLM evaluation tools

Responsibilities

Develop LLM infrastructure capabilities; Lead C-end LLM application projects; Optimize product experience using LLMs; Research and propose innovative LLM application directions

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