ArcadeVerified Source

AI Engineer Tools Arcade San Francisco

Onsite · San Francisco, California
Posted July 29, 2026
payroll

Overview

We are seeking a Software Engineer to lead the development of Arcade a secure AI agent runtime. You will build and maintain toolkits that enable agents to perform real actions within enterprise systems. This role focuses on transforming AI from chatbots to actionable agents. The ideal candidate thrives in ambiguity and has a passion for building foundational infrastructure.

What You'll Do8

  • 1Design and implement integration layers for vendor APIs using Python and TypeScript
  • 2Create high-quality toolkits that provide agents with permission slips and audit trails
  • 3Write comprehensive tests and evaluations to validate tool functionality against real API behavior
  • 4Collaborate closely with product teams to understand agent interactions and decision-making processes
  • 5Maintain and evolve an expanding catalog of tools ensuring reliability and quality
  • 6Contribute to shared patterns and protocols within the Model Context Protocol ecosystem
  • 7Ship production-ready solutions that empower enterprises to deploy AI agents at scale
  • 8Lead the evolution of tooling patterns to accelerate future toolkit development

Requirements10

  • 14+ years of software engineering experience shipping production code
  • 2Strong proficiency in Python and TypeScript
  • 3Extensive experience building and consuming RESTful APIs including authentication flows
  • 4Proven track record of writing tests that catch real-world failures
  • 5Comfortable working in ambiguous environments with evolving requirements
  • 6Bonus experience with LLM applications or MCP protocol specifications
  • 7Prior work at API platform or integrations-focused companies
  • 8Open-source contributions demonstrating collaborative development skills
  • 9Experience at an early-stage startup with deep domain expertise
  • 10Ability to thrive in a fast-paced growth-oriented organization

Salary Insight

Salary not disclosed in listing

Location

Typeonsite
LocationSan Francisco, California

Required Skills

PythonTypescriptAPI DevelopmentRESTAuthentication FlowsTestingProduction Code ShippingLLM Application ExperienceMCP Ecosystem FamiliarityEval/Measurement Systems
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