Demo

Software engineer, AI Agent

Hercules
San Francisco, CA Full Time
POSTED ON 1/28/2026 CLOSED ON 2/26/2026

What are the responsibilities and job description for the Software engineer, AI Agent position at Hercules?

What are we looking for?

We are looking for a full-stack software engineer who specializes in building AI Agents.

What skills do we expect of all Hercules engineers to have?

We expect all software engineers at Hercules to

  • be incredibly strong in system design and architecture across infrastructure, data modeling, API design, and monorepos
  • be able to truly 10x their workflow with AI coding tools while also maintaining high code quality
  • have a good product sense with a clear background shipping to customers and iterating
  • have a strong experience in Typescript, React, Git, containers, Postgres, and Redis
  • talk with users, come up with new ideas autonomously, and ship!

What additional skills do we expect you to have for this specific role?

Additionally, all engineers at Hercules are expected to

  • be incredibly strong in system design and architecture across infrastructure, data modeling, API design, and monorepos
  • be able to truly 10x their workflow with AI coding tools while also maintaining high code quality
  • have a good product sense with a clear background shipping to customers and iterating
  • have a strong experience in Typescript, React, Git, containers, Postgres, and Redis
  • talk with users, come up with new ideas autonomously, and ship!

What are examples of projects you’d lead?

You could

  • run 1000s of experiments to make our agent cheaper, faster, and more accurate
  • build and maintain our offline and online evals
  • get early access to new models
  • architect scalable and reliable solutions for commonly built features like internationalization, auth, permissions, admin controls, branding
  • enable customers to have infinitely long chats while still maintaining high accuracy

What’s Hercules’ stack?

  • Languages: React, Typescript, AI SDK, Postgres, Redis, Clickhouse, Tailwind, IaC (CDK, Terraform), Docker, Otel, Hono, Drizzle ORM
  • 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 them are specifically choices that we as a company unique prioritize and so can be learned on the job. However, we do specifically filter for these principles our hiring process:

  • We move with urgency. We ship fast, iterate, and correct mistakes quickly. Our bias for action speeds 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. We are politely relentless.

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 in US time zones who would be willing/able to travel to the office regularly.

What are Hercules’ benefits?

  • Healthcare, vision, and dental
  • User whatever AI productivity tools you’d like
  • Take what you need vacation policy
  • 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 (depends on seniority, equity, and location)

Compensation Range: $130K - $250K

Salary : $130,000 - $250,000

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Software engineer, AI Agent?

Sign up to receive alerts about other jobs on the Software engineer, AI Agent career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$97,257 - $120,701
Income Estimation: 
$123,167 - $152,295
Income Estimation: 
$97,257 - $120,701
Income Estimation: 
$123,167 - $152,295
This job has expired.
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Hercules

  • Hercules San Francisco, CA
  • What are we looking for? We are looking for a technical support engineer to support our 100k users build and scale amazing apps on Hercules What skills do ... more
  • 4 Months Ago

  • Hercules San Francisco, CA
  • What are we looking for? We are looking for a full-stack software engineer who specializes in SaaS. What skills do we expect of all Hercules engineers to h... more
  • 4 Months Ago

  • Hercules San Francisco, CA
  • What are we looking for? We are looking for a full-stack software engineer who specializes in infrastructure. What skills do we expect of all Hercules engi... more
  • 4 Months Ago

  • Hercules NY, US
  • WASH is a company that our customers depend on to keep them going so they can provide valuable services to their clients across USA and Canada (Coinamatic ... more
  • 4 Months Ago


Not the job you're looking for? Here are some other Software engineer, AI Agent jobs in the San Francisco, CA area that may be a better fit.

AI Assistant is available now!

Feel free to start your new journey!