Staff Software Engineer, AI Agent

Hercules Industries, Inc.

• $100K — $350K *
US-AnywhereRemote in San Francisco, CA
Enterprise Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-7 years of experience in software development
  • Strong understanding of system design, architecture, and API design
  • Proficient in writing clean, maintainable code within monorepos
  • Demonstrated ability to independently ship features to customers
  • Expertise in context and harness engineering best practices
  • Familiarity with core technologies: TypeScript, React, Postgres, Redis
  • Experience with AI coding to enhance workflow efficiency

Responsibilities

  • Build and maintain Hercules' AI coding agent
  • Develop and manage online and offline evaluations
  • Research innovative methods to improve agent performance
  • Leverage access to extensive repositories and chat data
  • Implement best practices in context and harness engineering
  • Collaborate with the team to enhance product features
  • Contribute to the overall architecture and design of the system

Benefits

  • Unlimited AI token budget
  • Flexible vacation policy
  • Comprehensive healthcare, vision, and dental coverage
  • Daily meals and snacks provided in the office
  • Opportunity to achieve your best work in a supportive environment
Full Job Description
What will you do?
  • Build, maintain, and own Hercules' AI coding agent
  • Build, maintain, and own Hercules' online evals and offline evals
  • Research novel ways to make our agent cheaper, faster, and more accurate (you will have access to 1M+ repos and millions of chat messages)

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
  • Context and harness engineering skills: strong experience with the most up to date context and harness engineering best practices like summarization/compression, prompting, prompt caching, subagents, memory, dreaming, context management, tools, async tools, deferred tools, RAG, skills, etc
    • Yes, we know this industry is evolving rapidly and the "best practices" change every week, but yes, we are still actively looking for someone who has wrestled with these challenges at scale and has strong opinions about what works and what doesn't
  • Our core stack: TypeScript, React, containers, Postgres, Redis, and Temporal
  • AI coding: 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


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-$350k + equity (variable based on seniority, equity, and location)

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