Senior Software Engineer, Agent Building

Decagon•San Francisco, CA

1d•$250,000 - $330,000•Onsite

About The Position

You'll be a full-stack product engineer building the tools that empower customers to create and optimize their AI agents. This means working closely with the Agent Software Engineering and Agent PM teams to understand current workflows, then designing elegant abstractions and interfaces that scale those capabilities across our customer base. You’ll work day-to-day with the core product and design teams, joining discovery, defining requirements, reviewing designs, and iterating through launch.

Requirements

4+ years building full-stack software products with strong product thinking
Proficient in TypeScript and/or Python, comfortable working across the entire stack
Experience translating complex technical capabilities into simple, usable interfaces
Track record of balancing technical excellence with pragmatic shipping

Nice To Haves

Experience building developer tools, APIs, platforms, or internal tools that became customer-facing
Background with LLMs, prompt engineering, or AI agent systems
Familiarity with asynchronous programming and building scalable systems
Experience with observability, data visualization, or analytics products

Responsibilities

Eliminate manual engineering work by building self-serve functionality for agent configuration, training, and deployment
Create AI-powered tools that enable non-technical teams to create and manage sophisticated workflows without writing code
Design configuration abstractions that balance power and simplicity - handling diverse use cases while remaining accessible to non-technical teams
Build monitoring and analytics that surface actionable insights, helping customers identify where their agents can improve
Own features end-to-end, from technical architecture through deployment and iteration