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微信基础-大模型应用开发工程师

Beijing, China💼 Full-time🗓 2026-09-28

Core

Design backend architecture and core systems for large model intelligent applications within the WeChat ecosystem.

Role type

Senior IC large model application development engineer

Builds

High-performance, high-availability Agent systems, long-context dialogue engines, and multimodal interaction pipelines

Domain

Consumer social media / Large Language Models (LLM)

Deliverable

production ML models

Required skills

C++, system design, LLM application development (RAG, Agent, Function Calling), LangChain, Dify, database, message queues, caching, containerization

Preferred skills

Product sense, cross-functional collaboration

Technologies

LangChain, Dify

Responsibilities

Design backend architecture for large model applications; Implement high-performance Agent systems and dialogue engines; Explore and implement advanced engineering practices in LLM domains (Agent workflows, model fine-tuning, inference optimization, cost control)

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