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Salary
≈ $23k – $50k per year (Estimated)
Location
In office (Shenzhen)
Seniority
Middle · 3+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 6, 2026. First seen by Alion on Aug 14, 2026. StepFun scores A 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.

岗位定位:负责屏幕、相机、音频、传感器、充电、射频等核心器件的功耗设计、验证与优化,从器件维度降低整机功耗、保障体验。

工作内容:

负责整机器件级功耗方案设计与优化,覆盖显示屏、摄像头、音频、传感器、充电 / 电源管理(PMIC/Charger)、射频(RF/Modem)、连接(WiFi/BT/GNSS)等模块;

负责器件上下电时序、复位、时钟、供电网络(LDO/DC-DC)与负载开关的设计与审查,确保功能安全与功耗指标达成;

负责器件驱动程序开发与调试,优化器件工作模式 / 休眠唤醒配置、寄存器默认值与动态调参,确保器件达到低功耗目标;

负责器件功耗分解、静态电流验证,以及亮灭屏、拍照、录像、通话、游戏等动态场景的功耗验证;

搭建器件功耗度量与数据分析体系(功耗板 / 电流波形 / 总线抓包),定位器件级异常功耗与漏电问题,输出软硬件协同优化方案;

与器件原厂 / FAE 协同,评估器件低功耗特性与 datasheet 指标,参与器件选型与替代评估,推动器件维度功耗优化落地;

编写功耗相关设计文档、调优手册、测试规范,支撑产品迭代与量产功耗指标达标。

任职要求:

电子工程、计算机科学、自动化或相关专业本科及以上学历;

3 年以上功耗底层软件开发经验,有整机或器件级功耗项目经验;

熟悉 ARM 体系结构、Linux 低功耗框架,有时钟、电源域控制等优化经验;

熟悉手机核心器件(显示、摄像、音频、传感器、充电、射频等)的工作原理与低功耗机制,至少精通其中 1-2 类器件的驱动与功耗调优;

熟悉示波器、逻辑分析仪、功耗分析仪等硬件调试工具,能独立完成器件级设计和开发;

熟悉器件 datasheet 解读、寄存器配置、上下电时序与静态 / 动态功耗验证方法;

良好的问题解决能力,强大的团队合作精神和沟通能力,可协调跨团队资源推进器件功耗目标达成。

加分项:

有器件原厂 FAE 协同或供应商管理经验;

熟悉 DVFS/AVS/Thermal/PMIC 等模块。

有端侧大模型、多模态模型或实时语音交互场景的功耗优化经验;

有 Qualcomm、MediaTek 等移动芯片平台的 AI 能效调优经验;

有NPU器件功耗拆解和优化经验。

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