This role is for one of our clients

Location: San Francisco (On-site)

Experience: 3–10 years

Stage: Seed → Series B

Role Type: Early hire / founding engineer

Why This Role Exists

You’ll design and build the systems that power the product — from APIs and data models to real-time pipelines and secure infrastructure. You’ll be a core technical owner working directly with the founders.

What You’ll Do

Architect backend services and distributed systems

Build scalable APIs and async workflows

Ship full-stack features when needed

Own performance, reliability, and security

Work directly with founders on technical direction

Set engineering standards and tooling

Leverage AI developer tools to accelerate delivery

What We’re Looking For

Strong Python (Django/FastAPI) or Go

Solid React experience

Proven production system design

Cloud-native on AWS

Startup mindset and comfort with ambiguity

Nice to Have

Kafka / message queues

Postgres / DynamoDB

Terraform / Kubernetes

Regulated environments (healthcare / fintech)

LLM integrations, AI observability, or internal AI tooling