# Senior Software Engineer, Agent Development

**Company:** [Decagon](https://hotfix.jobs/companies/decagon)
**Location:** San Francisco, CA, New York, NY
**Role:** Fullstack Engineering
**Salary:** $250k – $330k/yr
**Experience:** 4+ years
**Skills:** TypeScript, Python, Full-Stack, LLMs, Prompt Engineering, AI Agents, Asynchronous Programming, Observability, Data Visualization, Analytics
**Posted:** 2026-01-22

> Full-stack product engineer building self-serve tools for customers to configure, train, and deploy AI agents. Requires 4+ years experience, proficiency in TypeScript/Python, and strong product thinking.

## Job Description

## In this role, you will
- 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
- Build monitoring and analytics that surface actionable insights
- Own features end-to-end, from technical architecture through deployment and iteration

## Your background looks something like this
- 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

## Even better
- 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

## Compensation
$250K – $330K + Offers Equity

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**Apply:** https://hotfix.jobs/jobs/6b616544-0abc-412f-b172-9ab7dabb8c98
**Canonical:** https://hotfix.jobs/jobs/6b616544-0abc-412f-b172-9ab7dabb8c98