Full-Stack AI Systems Engineer — Early-Stage Impact

Jack & Jill; San Mateo (FL); On-site; USD 140,000 - 210,000; Full time

Job summary

Lassie is seeking a Full Stack Software Engineer in San Mateo to own backend architecture in Python while shipping React-based frontend features. You will work on AI-powered data processing systems in a small, high-impact team, shaping the product’s technical direction in a fast-moving environment.

You will design distributed architectures, build production-grade APIs, and manage infrastructure with Docker and Kubernetes, alongside CI/CD for rapid delivery.

Qualifications

• Expert-level Python developer with a track record of architecting scalable backend systems and distributed job processing.
• Full-stack generalist with TypeScript/JavaScript fundamentals and frontend frameworks like React or Angular.
• Proactive problem-solver with the ability to move fast in a small, high-ownership startup.

Responsibilities

• Architect and build production-grade backend systems and APIs using Python, Flask, Redis, and Celery to handle distributed data pipelines.
• Design and ship intuitive frontend features using React or modern TypeScript frameworks to provide users with seamless data interaction.
• Manage infrastructure using Docker and Kubernetes while maintaining CI/CD pipelines for rapid, reliable delivery.

Skills

Python

TypeScript/JavaScript

React

Tools

Flask

Redis

Celery

Docker

Kubernetes

Job description

Lassie is seeking a Full Stack Software Engineer in San Mateo to own backend architecture in Python while shipping React-based frontend features. You will work on AI-powered data processing systems in a small, high-impact team, shaping the product’s technical direction in a fast-moving environment.

You will design distributed architectures, build production-grade APIs, and manage infrastructure with Docker and Kubernetes, alongside CI/CD for rapid delivery.