SDK C++ 开发工程师

Baidu • Chinese: C1 • Advertising • Autonomous Driving • C++ • 3 months ago

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Salary

≈ $21k – $55k per year (Estimated)

Location

In office (Beijing)

Confirmed on the employer's own hiring board on Oct 21, 2026. First seen by Alion on Mar 27, 2024. Baidu scores C on the Alion truth index.

Overview

Company

Impact

Profile match

Baidu

Baidu is a Chinese technology company founded in 2000 by Robin Li and Eric Xu that operates the dominant search engine in mainland China. Around search it has built a large advertising business, the Baidu Maps and Baijiahao content platforms, and an AI Cloud division selling compute, data and model services to enterprises and government. The company was one of the first Chinese firms to commit heavily to artificial intelligence, developing the ERNIE family of large language models and the Apollo autonomous driving stack that powers its Apollo Go robotaxi fleet in several Chinese cities.

baidu.com • HQ: Beijing, China • Advertising • Foundation Models • Cloud Platforms (IaaS & PaaS) • Autonomous Driving • LLM & Generative AI • Search Engines • 5000+ employees • Est. 2000

Tech stack of Baidu

Backed by Draper Associates, A-Level Capital

工作职责 / Responsibilities

-负责公司网络传输 SDK 的 C++ 核心开发、迭代优化与跨平台移植，保障 SDK 的高性能、高稳定性和可扩展性

-参与网络传输相关核心模块的设计与实现

-针对 SDK 进行性能调优、问题排查与兼容性适配，跨平台、网络穿透场景下的复杂技术问题分析

-参与 SDK 的技术方案评审、接口设计，输出规范的开发文档、接口文档和使用手册

-与上层应用开发团队 (视频播放、音频流媒体) 协作，提供 SDK 集成技术支持，解决集成过程中的技术问题，保障产品落地

职责要求 / Requirements

-计算机科学、软件工程、通信工程或相关专业本科及以上学历

-3 年以上 C++ 开发经验，精通 C++11/14/17 标准特性，具备扎实的编程基础、数据结构、算法功底和内存管理能力

-具备 Android NDK 开发经验，熟悉跨平台编译工具（CMake/Makefile)

-掌握套接字编程：熟悉 socket 编程、IO 模型（epoll/kqueue/select）、异步 I/O 框架

-深耕网络传输领域, 理解各类常见网络协议实现：TCP/IP、UDP、HTTP/HTTPS 等

-掌握 SDK 的设计原则、接口封装、符号导出控制（-fvisibility=hidden）、静态库打包（.a）与动态库构建（.so)

-具备优秀的问题分析和解决能力，能独立排查内存泄漏、崩溃、符号冲突等复杂问题

-有性能调优实战经验(如 CPU profiling、内存优化、网络带宽优化、二进制大小优化)

-良好的沟通表达能力和团队协作精神，能在项目压力下高效推进开发工作，具备跨团队协作的意识和能力

-有 NAT 穿透（Hole Punching）、STUN/TURN/ICE 协议经验者优先; 有 github 开源项目经验者优先;有 iOS 开发经验者优先

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