Lead AI Engineer - End-to-End Agent Platform (Remote)

Galaxy Software, Inc.; California; Remote; USD 140,000 - 210,000; Full time

Job summary

Galaxy Software, Inc. is seeking an experienced product engineer to own the AI harness end-to-end, focusing on a model-agnostic runtime that interfaces with Claude, ChatGPT, and Gemini. You will design public APIs, build scheduled agents, and ship a home-services oriented web and chat experience.

Join founders to define the architecture, own shipping cadence, and ensure tenant isolation and scalable, secure data handling across customers. Remote-ready with strong TypeScript and React skills.

Qualifications

• Strong TypeScript, front-to-back development, and React experience.
• Ability to design public APIs and MCP server integrations.
• Experience shipping production-grade AI-powered features for customers.

Responsibilities

• Own the AI harness end-to-end, model agnostic across Claude, GPT, and Gemini.
• Build evals to measure answer correctness and detect degradation.
• Design APIs and MCP server to integrate with Claude, ChatGPT, and Gemini.
• Ship web app and chat UI used by home services owners.
• Maintain tenant isolation, roles, and scope across customers.
• Develop background jobs and use AI tooling to ship fast.

Skills

TypeScript

Frontend-backend

React

API design

LLM integration

Security

Multi-tenant

Product mindset

Tools

Temporal

GCP

Claude / ChatGPT / Gemini

Job description

Galaxy Software, Inc. is seeking an experienced product engineer to own the AI harness end-to-end, focusing on a model-agnostic runtime that interfaces with Claude, ChatGPT, and Gemini. You will design public APIs, build scheduled agents, and ship a home-services oriented web and chat experience.

Join founders to define the architecture, own shipping cadence, and ensure tenant isolation and scalable, secure data handling across customers. Remote-ready with strong TypeScript and React skills.