Senior Full-Stack Engineer — Growth & Activation

United States Digital Space LLC; San Francisco (CA); On-site; USD 196,000 - 220,000; Full time

Job summary

United States Digital Space LLC is seeking a software engineer to build and optimize user-facing experiences and scalable backend systems in a full-stack capacity. You will work across frontend (TypeScript, React) and backend (Python/Flask) to deliver high-performance content and run A/B experiments to drive growth.

You will partner with Product, Design, and Data Science to identify opportunities, own projects end-to-end, and maintain reliability for user-facing properties.

Qualifications

• 3+ years of professional software engineering experience shipping production web products.

Responsibilities

• Build and optimize user-facing experiences that improve how people discover, understand, and get started with the company
• Develop scalable backend systems that serve dynamic, high-performance content at scale
• Work across the full stack — frontend (TypeScript, React) and backend (Python) — wherever the problem leads
• Design and run A/B experiments to measure the impact of your work on user acquisition and activation
• Partner with Product, Design, and Data Science to identify high-impact growth opportunities and iterate quickly
• Maintain performance and reliability standards for user-facing properties
• Write code that's readable, reviewable, and built with the next engineer in mind

Skills

TypeScript

React

Python

A/B testing

Full-stack development

Tools

Flask

Job description

United States Digital Space LLC is seeking a software engineer to build and optimize user-facing experiences and scalable backend systems in a full-stack capacity. You will work across frontend (TypeScript, React) and backend (Python/Flask) to deliver high-performance content and run A/B experiments to drive growth.

You will partner with Product, Design, and Data Science to identify opportunities, own projects end-to-end, and maintain reliability for user-facing properties.