# Software Engineer, AI Agent

**Company:** [Hex](https://hotfix.jobs/companies/hex)
**Location:** San Francisco, CA, New York, NY
**Role:** Fullstack Engineering
**Salary:** $160k – $270k/yr
**Experience:** 4+ years
**Skills:** React, TypeScript, GraphQL, Redux, Postgres, Redis, Kubernetes, Terraform, Helm, AWS
**Posted:** 2026-04-09

> Build and own scalable AI agent infrastructure and features for data analytics platform, partnering with research and engineering teams. Requires 4+ years experience, React/Typescript proficiency, systems design, and leading major initiatives.

## Job Description

## Responsibilities
- Build AI-powered features into Hex, partnering with Research team on context and model prompting.
- Integrate AI features into the platform with product engineering teams.
- Own scalable agent infrastructure for data agents.
- Develop cutting-edge experimentation tooling for rapid AI feature delivery.

## Requirements
- At least 4+ years of software engineering experience.
- Proficiency with **React** and **Typescript**, plus architecture and systems design knowledge.
- Experience leading and executing major product initiatives.
- Excitement for browser internals to build high-quality, performant user experiences.
- Aptitude for web infrastructure to develop internal developer and external user experiences.
- Strategic thinking, aligning with business/product goals, balancing velocity and engineering excellence.
- Interest in data space, shipping great products, empowering end users.
- Maintain high quality bar for design, correctness, and testing.
- Lead product initiatives while collaborating and mentoring engineers.
- Curiosity about building a company (go-to-market, customer development, people, marketing).

## Our Stack
- Frontend: **Typescript**, **React**, Apollo **GraphQL**, **Redux**.
- Backend: **Typescript**, Express/Apollo **GraphQL**, **Postgres**, **Redis**, **Kubernetes**, Python kernels.
- Infrastructure/CI/CD: **Terraform**, **Helm**, **AWS**.

## Compensation
- Salary range: $160,000 - $270,000 (may reflect location, skills, experience).

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**Apply:** https://hotfix.jobs/jobs/1537bbd0-25a7-4ee4-853a-4698908e453d
**Canonical:** https://hotfix.jobs/jobs/1537bbd0-25a7-4ee4-853a-4698908e453d