Infrastructure Engineer

SwiftCruit; San Francisco (CA); On-site; USD 100,000 - 250,000; Full time

Benefits offered by this job

Unlimited AI token budget

Flexible vacation policy

Healthcare, vision, and dental

Daily meals and snacks

Job summary

A leading AI software company in San Francisco is seeking a Senior Infrastructure Engineer to build the infrastructure for AI software development. You will work on components like AI agents and app hosting while ensuring scalable services. The ideal candidate has strong software fundamentals and experience in TypeScript and React. The compensation ranges from $100k to $250k plus equity, with generous benefits including unlimited vacation and healthcare.

Qualifications

• Strong expertise in software fundamentals like design and API.
• Ability to write clean and maintainable code in monorepos.
• Experience in scaling distributed services and product sense.

Responsibilities

• Build and maintain infrastructure for AI applications.
• Work on AI agents, app builders, and multi-tenant services.
• Contribute to enterprise-grade platform development.

Skills

System design

Architecture

Data modeling

API design

Clean, maintainable code

Scaling distributed services

Product sense

TypeScript

React

Docker

Tools

Postgres

Redis

Temporal

Job description

What are we looking for?

Hercules is looking for a senior or staff level infrastructure engineer to help us build the future of AI software development.

What will you do?

You will build and maintain the infrastructure powering our

• AI Agent, the AI harness that enables anyone to build powerful full‑stack applications.

• App Builder, the interface that makes it ridiculously easy to build, preview, and deploy apps.

• App Hosting, the backend that is required to scalably and reliably host 100s of thousands of apps.

• SDK, the headless SaaS that users can integrate into their apps like Hercules Commerce, Hercules Auth, Hercules CMS, Hercules Files & Media, etc.

• Platform, our enterprise‑grade platform that supports 100s of thousands of users.

What skills do we expect you to have?

We expect candidates to be incredibly strong across all of the following areas:

• Software fundamentals: system design, architecture, data modeling, and API design.

• Code and codebase quality: write clean, maintainable code. Work effectively in monorepos.

• Infrastructure: scale large, data‑intensive, multi‑tenant, distributed services.

• Product sense: track record of independently shipping lots of changes that directly impact customers.

• Our core stack: TypeScript, React, containers, Postgres, Redis, and Temporal.

• AI: able to truly 10x your workflow by being on the frontier of AI coding.

What’s Hercules’ stack?

• Technologies: TypeScript, React, AI SDK, Postgres, Redis, Clickhouse, Tailwind, IaC (CDK, Terraform), Docker, Otel, Hono, Drizzle ORM, Temporal.
• Clouds: Cloudflare, AWS.
• AI Models: OpenAI, Anthropic, Google.

What are Hercules’ benefits?

• Unlimited AI token budget.
• Take what you need vacation policy.
• Healthcare, vision, and dental.
• Daily lunches, dinners and snacks in the office.
• We guarantee you will do the best work of your career here.

What’s the compensation?

$100k–$250k + equity (variable based on seniority, equity, and location).