# Software Engineer, Full Stack

**Company:** [AI Fund](https://hotfix.jobs/companies/ai-fund)
**Location:** Mountain View, CA
**Role:** Fullstack Engineering
**Experience:** 4+ years
**Skills:** TypeScript, JavaScript, React, Next.js, Node.js, Python, SQL, LLM APIs, WebSockets, Webrtc, Ci, Observability, API Design, Incident Response, Audio Pipelines
**Posted:** 2026-08-12

> Build and own an AI-powered learning product across frontend, backend, data, and infrastructure. The role requires 4+ years of production web application experience, strong TypeScript/JavaScript and backend skills, operational ownership, and experience integrating streaming LLM APIs.

## Job Description

## Responsibilities
- Build the product end to end across frontend experiences, backend services, data layers, and deployment.
- Make foundational architecture decisions and revise them based on operational evidence.
- Build AI-serving systems with streaming responses, session and memory state, background generation and verification jobs, and graceful degradation.
- Establish engineering practices for testing, CI, observability, performance, and reliability.
- Ship product improvements alongside the founding team.

## Requirements
- 4+ years building and shipping production web applications end to end.
- Strong TypeScript/JavaScript and modern web frameworks such as React or Next.js.
- Backend engineering experience with Node or Python, API design, and SQL.
- Experience owning production systems, including deployment, monitoring, incident response, and performance.
- Experience integrating LLM APIs into products, including streaming.
- AI-assisted coding and automation experience.
- Strong architectural judgment and ability to make decisions under uncertainty.

## Nice to Have
- Early-stage startup experience.
- Real-time or voice interaction experience, including WebSockets, WebRTC, or audio pipelines.
- Data-pipeline or event-analytics experience.
- Consumer-product sensibility and attention to interaction details.

## Compensation and Benefits
- On-site work in Mountain View, California.

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