Founding AI Platform Engineering Lead (Equity)

AnswerThis; San Francisco (CA); On-site; USD 170,000 - 240,000; Full time

Job summary

AnswerThis in San Francisco is seeking a senior engineer who has built AI agent systems in production and led teams at startups. You will own the technical architecture and product velocity end to end, working directly with enterprise customers to translate problems into deployed solutions.

You will scale the engineering function as the business grows, balancing rapid iteration with reliability, observability, and high-quality software.

Qualifications

• Senior engineer who has built AI agent systems in production and led teams at startups.
• You will own the technical architecture and product velocity end to end, from customer problem to deployed solution.
• You will build the engineering team over time.

Responsibilities

• Architecture and execution across Next.js, Python/FastAPI, retrieval, agents, and production infrastructure
• Fast product iteration with researchers and enterprise customers
• Reliability, quality, and observability for high-stakes scientific workflows
• The engineering culture and team we build next

Skills

AI agent systems

Production deployment

Team leadership

Architecture design

Next.js

Python

FastAPI

Tools

FastAPI

Job description

AnswerThis in San Francisco is seeking a senior engineer who has built AI agent systems in production and led teams at startups. You will own the technical architecture and product velocity end to end, working directly with enterprise customers to translate problems into deployed solutions.

You will scale the engineering function as the business grows, balancing rapid iteration with reliability, observability, and high-quality software.