2027校招-算子开发工程师（上海/北京/成都） 上海、北京、成都 校招 正式 职位描述 岗位职责- 负责公司自研 AI 加速芯片上的 算子库设计与实现，覆盖训练与推理核心算子（如 GEMM/Conv/Attention/LayerNorm/Softmax/Reduce/Scatter-Gather 等）。- 基于芯片计算单元、片上存储（SRAM/Cache）、HBM 带宽、NoC 拓扑、DMA/异步拷贝能力，进行 算子性能建模与瓶颈分析（roofline、访存/计算比、流水并行），制定优化策略。- 设计并落地 kernel 调度与 tiling 策略：多级分块、数据布局（layout/packing）、向量化/张量化、双缓冲/多缓冲、算子融合（fusion）等。- 建设算子库工程化体系：算子接口规范、版本管理、性能回归、单测/对齐验证、精度与数值稳定性、跨平台兼容- 参与端到端模型性能优化：对接 PyTorch/TensorFlow/ONNX Runtime 等前端（或公司自研框架），完成算子覆盖、性能调优和线上问题定位（profiling/trace）。 职位要求 （优秀应届可放宽）。- 计算机/电子/自动化/数学等相关专业；- 熟悉深度学习常见算子与数值实现（GEMM/Conv/Attention/Norm/Reduce），理解训练/推理的差异（激活、梯度、混合精度、量化）。- 扎实的 C/C++ 能力，良好的工程习惯；能熟练使用性能分析工具（profiling、trace、perf、火焰图或自研工具）。- 熟悉至少一种加速器编程模型或并行体系（CUDA/OpenCL/ROCm/Metal/TVM/Triton/oneDNN/CUTLASS 等）并能迁移到自研 ISA/Runtime。- 具备系统级性能意识：理解存储层次、带宽/延迟、cache/预取、NUMA、DMA、并行同步等，对算子优化有方法论。加分项-
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