Staff Software Engineer, Billing and Monetization San Francisco

Hercules; San Francisco (CA); Hybrid; 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 int

Job summary

Hercules is seeking a Staff Billing and Monetization engineer to own billing, payments, and monetization infrastructure. You will design and operate systems for subscriptions, usage-based billing, and multi-provider payments, ensuring reliability and scalability as volumes grow.

The role emphasizes shipping features with a strong product and architectural mindset. Based in San Francisco, this role partners with product, eng, and ops to deliver robust monetization capabilities across Hercules

Qualifications

• Billing and payments experience with providers like Stripe/Adyen and subscriptions/usage-based billing.
• Software fundamentals: system design, architecture, data modeling, and API design.
• Code quality: write clean, maintainable code in monorepos.
• Product/design sense: demonstrated ability to ship features to customers independently.
• Core stack familiarity: TypeScript, React, Postgres, Redis, Temporal.
• AI awareness: leverage AI to boost coding productivity.

Responsibilities

• Own everything billing and monetization at Hercules.
• Billing and subscriptions: manage plans, entitlements, prorations, credits, and one-time charges.
• Usage-based billing: AI credits, cloud credits, usage metering, and overages.
• Payments and providers: integrate Stripe, Adyen, PayPal, and other methods.
• Hercules Commerce: enable billing inside apps and transact with customers.
• Latency, reliability, and scale: build fast, resilient webhook processing and reconciliation.

Skills

Billing and payments

Software fundamentals

Code quality

Product/design sense

AI tooling awareness

Core stack familiarity

Tools

Stripe

Adyen

Paypal

Temporal

PostgreSQL

Redis

TypeScript

React

Docker

Job description

What are we looking for?

Hercules is looking for a Staff Billing and Monetization engineer to build and own our billing, payments, and monetization infrastructure.

What will you do?

You will own everything billing and monetization at Hercules

• Billing and subscriptions: Plans, subscriptions, entitlements, prorations, credits, and one-time charges




• Usage-based billing: AI credits, Cloud credits, usage metering, and overage charges.




• Payments and providers: Integrations with popular payment providers like Stripe, Adyen, Paypal and other popular payment providers. Our goal is to support as many payment methods and currencies as we can




• Hercules Commerce: The billing and payment capabilities our customers can use inside their apps to transact with their customers. Similar to Stripe Connect




• Latency, reliability, and scale: Fast, resilient infrastructure with robust webhook processing, retries, and reconciliation as usage and transaction volumes grow

What skills do we expect you to have?

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

• Billing and payments: extensive experience with providers like Stripe, Adyen, etc., and subscriptions, usage-based billing, regulation, and more




• 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




• 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:

1. We ship. We ship fast, iterate, and correct mistakes quickly. Our bias for action speeds up our learning and delights our customers.




2. 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.




3. 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)