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Tencent Holdings · Beijing

Tdsql计算引擎研发工程师(北京/上海/深圳)

Beijing

Listed on Tencent Holdings’s official careers site. Listed as of October 19, 2026. Check that it is still open and apply there.

Apply on Tencent Holdings’s careers site →

Job description

Responsibilities

  • 负责TDSQL计算引擎的核心开发,专注于SQL逻辑/物理优化、分布式/并行执行框架的设计与优化,打造高性能、低延迟的SQL处理能力;
  • 研发高效执行算子(如TableScan、HashJoin、Aggregation、Sort),实现向量化执行、Volcano并行执行框架;
  • 设计分布式执行计划,实现数据重分布(Shuffling)、Exchange算子、动态分区裁剪;
  • 熟悉火焰图、eBPF、微基准测试等手段,定位并消除CPU热点、程序内存问题等。 Requirements
  • 本科及以上学历,5年以上查询引擎核心设计经验;
  • 具备扎实的算法与数据结构功底,熟悉编译原理基础;
  • 精通C++,深入理解内存管理、并发模型;
  • 有MySQL、DuckDB内核开发经验优先。

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