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Location
Hybrid (Beijing, China)
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 19, 2026. First seen by Alion on Dec 8, 2025. StepFun scores B on the Alion truth index.

Overview
Company
Impact
Profile match
StepFun is a Chinese foundation model laboratory building a full range of models from language to speech, image and video. Its Step series includes very large mixture of experts models and multimodal systems, and the company releases open weights alongside commercial offerings. The laboratory was founded by a former senior Microsoft executive and is among the most heavily funded of the Chinese model startups; its models are used in Chinese consumer applications and enterprise deployments across several industries.

岗位职责

模型研发与优化

1、负责多模态大模型(Vision-Language Model, VL/Omni)的研发与优化,重点面向端侧设备(移动端)。

2、设计与实现下一代的端侧友好的模型结构,针对特定芯片进行算法与系统的 co-design。

模型压缩与部署

1、研究并落地低比特量化(w4a8、w2a16、fp8),协助完成异构硬件(如 NPU)的模型部署。

任务场景落地

1、支持下游多模态 Agent、端云 Agent 协同、场景对话、实时感知等业务需求。

2、探索 VLM 在端上实时场景中的新应用。

任职要求

1、熟悉主流 LLM、VLM、Diffusion Model 的原理与实现,深度学习基础扎实。

2、熟悉 LLM、VLM 的预训练与后训练,熟悉模型压缩与加速技术(QAT、PTQ、fp8、蒸馏等)。

3、熟悉主流训练、推理、部署框架:Megatron、Deepspeed、vLLM、llama.cpp、TNN/MNN 等,有实际的 项目经验。

4、良好的代码能力。

加分项

1、熟悉使用 Cuda、Triton 等工具进行细粒度性能优化。

2、系统性掌握前沿的 LLM/VLM 的算法与训练方法论,包括 Scaling Law、MoE、Linear/hybrid Attention、MTP 等。

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