Staff Software Engineer, Full Stack

Hercules; United States; On-site; USD 100,000 - 300,000; Full time

Benefits offered by this job

Unlimited AI token budget

Take what you need vacation policy

Healthcare, vision, and dental

Daily lunches, dinners and snacks in 


We guarantee you will do the best work

Job summary

Hercules is seeking a senior or staff level full-stack software engineer to help us build the future of AI software development. You will own features across the company stack, from AI Agent to hosting infrastructure and SDK integrations.

Ideal candidates are exceptionally strong across system design, API design, and SaaS features, with a track record of shipping features to customers at scale. We value ownership, excellence, and a bias for action.

Qualifications

• Strong fundamentals in software design, architecture, data modelling and API design.
• Ability to write clean, maintainable code and work effectively in monorepos.
• Proven track record shipping features to customers independently.
• Experience with SaaS features (billing, entitlements, identity, analytics, i18n, notifications) for large user bases.

Responsibilities

• Build and own features across Hercules including AI Agent, App Builder, hosting infrastructure, SDK, Platform, and internal AI coding harness.
• Collaborate across teams to deliver scalable, reliable software.
• Ensure code quality and maintainability across the stack.

Skills

TypeScript

React

Containers

Postgres

Redis

Temporal

Architecture

API design

Monorepo work

SaaS concepts

Tools

OpenAI integration

OAuth

RBAC

SAML

Job description

What are we looking for?

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

What are we looking for?

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

What will you do?

You will build and own features across Hercules including 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
• Hosting infrastructure, the backend that's 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,
• Platform, our user friendly experience with enterprise-grade security and reliability
• Internal AI coding harness, the internal coding harness we have built to 100x our output

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
• Product/design sense: track record of independently shipping lots of features to customers
• SaaS: strong experience with billing (subscriptions, entitlements), identity (OAuth, RBAC, SSO/SAML), product analytics (A/B testing, feature flags), and other popular SaaS features (like i18n, notifications) for large user bases
• Our core stack: TypeScript, React, containers, Postgres, Redis, and Temporal
• AI: able to truly 10x your workflow by being on 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’ operating principles?

Hercules’ operating principles guide how we make decisions every day. We take them very seriously. Most of the principles can be learned on the job, however, we do specifically filter for the following principles in our hiring process:

• We ship. We ship fast, iterate, and correct mistakes quickly. Our bias for action speeds up our learning and delights our customers.
• We strive for excellence. Doing things well is in our DNA. We have good taste. We get the details right. Our outputs are exceptionally simple and self-serve. We’re proud of our work.
• We are hungry. We are willing to work hard and break through walls to achieve the outcomes we want. We are willing to operate at any level to get things done.

Is Hercules in-office or remote?

Hercules founding team works in-office in San Francisco (Kearny and Bush). We have a very strong preference for in office. We are open to remote for exceptional candidates who are willing to 1) work in US time zones and 2) travel to the office regularly.

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-$300k + equity (variable based on seniority, equity, and location)

Compensation Range: $100K - $300K