由 Y Combinator（YC）资助的初创公司 Moss 目前正招募一名高级或首席 SDK 工程师 [1]。该公司致力于解决语音 AI 在检索过程中的延迟问题，旨在提供亚 10ms 的实时语义搜索层 [1]。该职位的核心职责包括跨平台 SDK 的架构设计与性能优化 [1]。
Moss 目前已部署至全球超过 100 个国家，累计服务时长突破 500 万分钟，支持逾 3000 家企业客户，应用包安装量达 38 万次以上 [1]。候选人需具备深厚的系统工程经验并精通 Rust 开发，最好拥有大规模生产系统或 SDK 的开发背景 [1]。
在技术栈方面，团队使用 Rust 作为核心语言，同时涉及 JavaScript/TypeScript、Python、Swift、Android、Elixir 及 C 等编程语言 [1]。该工程师将主要负责优化包体积（bundle size）、降低冷启动和查询延迟、提升跨平台一致性，并构建 FFI 层及发布流水线 [1]。
Y Combinator-backed startup Moss is seeking a Senior or Staff SDK Engineer to address latency issues in Voice AI retrieval by providing a real-time semantic search layer with sub-10ms delays [1]. The company, which has deployed across over 100 countries and served more than 5 million minutes of live voice time for over 3,000 enterprise clients, is looking for a candidate to lead the architecture design and performance optimization of its cross-platform SDKs [1].
The ideal candidate must possess deep experience in system engineering and be proficient in Rust, alongside familiarity with JavaScript/TypeScript, Python, Swift, Android, Elixir, and C . Key responsibilities include optimizing bundle size, reducing cold start times and query latency, enhancing consistency across platforms, building FFI layers, and managing release pipelines . The role requires a background in developing large-scale production systems or SDKs to support the company's existing 380K+ package installations .