# Senior Software Engineer, Core Product

**Company:** [Nooks](https://hotfix.jobs/companies/nooks)
**Location:** San Francisco, CA
**Role:** Fullstack Engineering
**Salary:** $215k – $300k/yr
**Experience:** 5+ years
**Skills:** React, TypeScript, Node.js, Python, AI Agents, Llm Evaluation, Prompt Engineering
**Posted:** 2026-05-15

> Senior engineer building the AI sequencing product surface where reps spend 4+ hours daily. Owns end-to-end AI features, works directly with enterprise customers, and makes foundational decisions about agent memory and outbound workflows.

## Job Description

## Responsibilities
- Build AI features that drive revenue, end to end: define success metrics and iterate until they move
- Work directly with customers (shared Slack channels with largest accounts)
- Make foundational technical decisions (agent memory, long-running outbound strategies)
- Mentor teammates via code/design reviews and pair programming on hard problems

## Requirements
- 5+ years of engineering experience with depth in React, TypeScript, Node.js, Python
- Production experience building and debugging AI features (evals, agent reliability)
- Strong opinions about human-agent collaboration product surfaces
- Comfortable joining customer calls to validate features
- Based in San Francisco and able to be in-office 3+ days/week

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**Apply:** https://hotfix.jobs/jobs/233801ac-a6d8-44e4-89bd-710d520c40bd
**Canonical:** https://hotfix.jobs/jobs/233801ac-a6d8-44e4-89bd-710d520c40bd