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搜狗输入法-打字引擎推理优化工程师

Beijing, China💼 Full-time🗓 2026-09-28

Core

Develop and optimize the typing engine kernel for Sogou Input Method, focusing on architecture upgrades, core component R&D, and adapting large models for various hardware platforms to improve accuracy and response speed.

Role type

Senior IC machine-learning engineer (input method optimization)

Builds

End-to-end typing engine architecture and optimized large model inference components for input methods

Domain

Consumer software / Large model inference optimization

Deliverable

production ML models

Required skills

C/C++, data structures and algorithms, large model inference frameworks (vLLM, SGLang, TensorRT-LLM), attention mechanisms, KV Cache management, Batching, Prefill/Decode optimization, quantization, operator fusion, memory management

Preferred skills

Complex problem solving, independent development and debugging, industry trend tracking

Technologies

vLLM, SGLang, TensorRT-LLM

Responsibilities

Upgrade end/cloud typing engine architecture; Develop and improve core input logic; Adapt large models to different hardware platforms; Explore and apply new technologies to input scenarios

Seniority

Senior, hands-on IC

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