✦ Luna Orbit — Software Engineering

Software Engineer, AI SDK

at Vercel

📍 Hybrid - San Francisco, New York City Hybrid Posted March 20, 2026
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Position Details

Type Full-Time
Experience mid
Exp. Years 5+ years
Education Not specified
Category Software Engineering

About this role

This role involves developing and enhancing the AI SDK toolkit, focusing on creating high-performance, reliable SDKs for building AI-powered applications. The engineer will work closely with cross-functional teams and the open-source community.

Key Responsibilities

  • Develop and maintain AI SDKs
  • Design and implement APIs
  • Conduct testing and performance optimization
  • Collaborate with product and open source communities
  • Ensure SDK reliability and usability

Technical Overview

The environment includes JavaScript/TypeScript, SDK development, API design, testing, and deployment platforms like Vercel, with an emphasis on performance and reliability.

Ideal Candidate

The ideal candidate is a mid-level software engineer with 5+ years of experience in SDK and API development, proficient in TypeScript and JavaScript, with a strong background in testing and performance optimization. They are collaborative and experienced in open source contributions.

Must-Have Skills

JavaScript/TypeScriptAPI designSDK developmenttestingperformance

Nice-to-Have Skills

open source contributionsdeployment platformcollaborative development

Tools & Platforms

Next.jsVercelTypeScript

Required Skills

JavaScriptTypeScriptSDKAPI designtestingperformanceopen sourcedeployment platformcollaboration

Hard Skills

JavaScriptTypeScriptSDKfrontend developmentAPI designdeployment platformopen sourcetestingperformancereliability

Soft Skills

communicationcollaborationproblem-solvingteamworkfeedback-driven

Industry & Role

Industry SaaS
Job Function Developing and maintaining AI SDKs for developers
Role Subtype Frontend Engineer
Tech Domains JavaScript, TypeScript, APIs, frontend development, testing

Keywords for Your Resume

software engineerAI SDKTypeScriptSDK developmentAPI designfrontend developmenttestingperformancedeployment platformopen sourcecollaborative developmentperformance optimizationreliabilitybuild toolsVercelcollaborative

Deal Breakers

Less than 5 years of relevant experience, Lack of experience with SDK or API development, No proficiency in TypeScript or JavaScript

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