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AI Infra 系统研发工程师
业务方向： 1、开发高性推理引擎及相关核心组件，根据硬件特性和 AI 模型的特点，不断迭代和完善，持续提升推理性能。 2、开发分布式 KVCache 存储组件，负责 KVCache 生命周期管理，包括显存、内存、SSD 的分层和缓存策略优化。 3、分析和优化推理阶段的性能瓶颈，进行系统级调优，建设并完善性能剖析和优化工具链，沉淀性能优化方法论。 工作范式： 我们正在打造一个 AI-Native（原生 AI） 的研发环境，将 AI…
Member of Technical Staff — Inference-Core Engine
Builds and optimizes large-scale AI inference systems for frontier models, focusing on performance, latency, and cost across thousands of GPUs.
Senior Software Engineer - Image and Data Processing Libraries
Build and optimize GPU/CPU-accelerated image and data processing libraries (e.g., nvComp, NPP) for AI, computer vision, and scientific workflows using C/C++ and CUDA.
Senior Developer Relations Manager, Data Platforms
Drive adoption of NVIDIA’s AI and data platform tools with strategic partners by building integrations, crafting joint solutions, and aligning technical and business goals.
Member of Technical Staff — Performance
Performance Engineer at RadixArk in Palo Alto optimizes LLM inference and training systems for latency, throughput, and cost efficiency across production workloads using SGLang, Miles, and GPU/TPU infrastructure.
Member of Technical Staff — Developer Experience
Builds and engages the technical community around SGLang and Miles by creating content, speaking at events, and collaborating with developers to optimize AI infrastructure.
Member of Technical Staff — Developer Technology
Optimize and accelerate LLM inference and training systems like SGLang and Miles by profiling GPU performance, writing custom kernels, and enabling new models on modern hardware.
训练系统专家
1. 负责自动驾驶模型训练效率与算法迭代效率方向的技术规划和团队管理，持续优化从实验提交、训练执行到评测结果产出的端到端周期； 2. 负责大规模分布式训练性能优化，围绕计算、显存、通信、数据加载、存储等环节定位瓶颈，持续提升训练吞吐、GPU 利用率、扩展效率和训练产出； 3. 建设和优化统一训练能力，包括但不限于分布式训练框架、训练…
系统工程师-系统工程师-具身 CI/CD方向
“云-边-端”CI/CD 架构设计：设计并实施“云-边-端”全链路 CI/CD 总体架构；规划并打通 C++ 源码编译、仿真自动化门禁以及 HIL 真机硬件流水线的技术路线。 分布式编译与 Cross-Compilation：负责 C++、CUDA 与 ROS2 编译链路调优；搭建与维护分布式编译缓存（如 ccache / Bazel / sccache）；管理多架构交叉编译工具链。 HIL…
系统工程师-仿真平台与物理 Engine 架构师
物理引擎调优与 Infra 建设：负责仿真底层的性能优化与并行计算调度；深度定制物理引擎（如 MuJoCo / Isaac Sim PhysX 源码定制），提升大规模并行仿真的 FPS 吞吐量。 高精度机器人与场景资产构建：构建高精度的机器人 URDF / MJCF / USD 物理与运动学模型，精确建模关节摩擦、碰撞体、刚体/柔体约束及表面材质参数；搭建标准化 3D 仿真场景。 物理渲染与碰撞加速：优化 GPU 物理碰撞检测与…
系统工程师-AIOps端侧中间件与 AI 系统方向
ROS2 中间件与 DDS 调优：负责 ROS2 源码级定制与性能调优，优化 Executor 执行机制与 QoS 策略；适配并深度调优 DDS（CycloneDDS/FastDDS）；实现基于 Shared Memory的高清视频流零拷贝传输。 端侧 AI 部署与推理加速：将算法团队训练好的 VLA 模型、Diffusion Policy、Vision Backbone 移植到端侧算力平台；利用…
Software Engineer
The software team at semydynamics is developing the tools and frameworks that enable clients to deploy AI applications on Semidynamics’ hardware. We’re looking for software developers to work on all aspects of this,…
AI Engineer
The software team at semydynamics is developing the tools and frameworks that enable clients to deploy AI applications on Semidynamics’ hardware. We’re looking for AI engineers with experience in AI application…
Machine Learning Research Engineer
Build and scale generative and predictive ML models for cellular behavior using PyTorch and distributed training, bridging research prototypes to production-grade systems in a TechBio company.
Embedded AI Engineer Intern [IDA: 00051]
Intern designs and implements computer-vision models for embedded systems, optimizing object detection and AI inference on edge devices like NVIDIA Jetson.
Staff Forward Deployed Engineer
A senior engineer partners directly with top AI companies to deploy and optimize large-scale AI workloads on DigitalOcean’s cloud, building reusable tools and shaping product direction.