# Member of Technical Staff, TypeScript Engineer (Senior)

**Company:** [Inkeep](https://hotfix.jobs/companies/inkeep)
**Location:** New York, NY, San Francisco, CA
**Role:** Fullstack Engineering
**Skills:** TypeScript, APIs, SDKs, System Design, Full-Stack, AI, RAG, Agentic Workflows, Developer Tools, Open Source
**Posted:** 2025-11-11

> Architects and ships core features for an open-source AI Agent Platform using TypeScript, owning end-to-end platform systems, APIs, SDKs, and developer tools. Requires 3+ years TypeScript experience, full-stack fluency, and system design skills; AI experience preferred.

## Job Description

## Responsibilities
- Own platform features end-to-end: architect, build, and maintain critical systems that customers depend on.
- Shape the developer experience: design APIs, SDKs, and tools that developers love to use.
- Build at the frontier and in public: work on cutting-edge agentic systems and contribute to open source.
- Influence product direction with technical and product insights.
- Work directly with customers to understand AI agent building and design solutions.

## Requirements
- **Strong TypeScript expertise**: 3+ years building full-stack products with TypeScript, deep understanding of end-to-end web fundamentals.
- **System design skills**: Architect APIs and systems that are elegant, scalable, and developer-friendly.
- **Product thinking**: Care about end-user experience and how people use what you build.
- **Full-stack fluency**: Comfortable working across the stack, from APIs to SDKs to UIs.
- **High ownership**: Own problems end-to-end.

## Nice-to-Haves
- Experience building with AI (prompts, evals, RAG, agentic workflows, etc.).
- Background in developer tools or B2B SaaS products.
- Open source contributions or public projects.
- UX or design sensibility.

## Similar roles

- [Sr. Staff Engineer](https://hotfix.jobs/jobs/88acf756-282e-4830-8e6e-3121385868f0) - Hinge Health - San Francisco, CA - $240k – $330k/yr
- [Staff Software Engineer](https://hotfix.jobs/jobs/123a484c-271f-4abd-b77d-586765eb5e02) - Huntress - Remote - $200k – $220k/yr
- [Staff Software Engineer, Travel & Expense](https://hotfix.jobs/jobs/f4cd7c76-e534-4d43-a56c-d9b53e30c7ff) - Brex - San Francisco, CA - $240k – $285k/yr
- [Staff Software Engineer, Travel & Expense](https://hotfix.jobs/jobs/11c98fa0-d5a3-44e0-9049-e4c3bcdc7f89) - Brex - Seattle, WA - $240k – $285k/yr
- [Staff Software Engineer, Travel & Expense](https://hotfix.jobs/jobs/c80038b0-b3b3-4f49-a103-c9b4abbe78c4) - Brex - New York, NY - $240k – $285k/yr

**Apply:** https://hotfix.jobs/jobs/fbf759db-770a-4ad5-bba5-782f98167174
**Canonical:** https://hotfix.jobs/jobs/fbf759db-770a-4ad5-bba5-782f98167174