Senior Software Engineer - Backend (Platform) · Astranis

Fri, 24 Apr 2026 15:20:05 GMT
Engineering

Astranis · San Francisco · $145,000-$255,000 USD · onsite

As a Senior Software Engineer on the Platform team, you'll design and build services that autonomously control satellites, monitor telemetry for anomalies, and provide real-time situational awareness to keep our fleet safe and online. You'll also be building the core components and services that power the rest of our software organization, enabling every team to move faster and more reliably.

This role will contribute to both our commercial and US government programs. You will be shaping the foundation of software that has to work flawlessly – because our satellites depend on it.

Responsibilities

Design and build high-performance, reliable, mission-critical software that is used to send commands to space

Take full ownership of features, working across backend and infrastructure

Collaborate with multidisciplinary teams to define software requirements, architectures, and designs

Continuously assess the evolving tech landscape and advocate for innovations that will improve our system

Mentor teammates, share knowledge, and help raise the technical bar

Requirements

6+ years of professional experience as a software engineer

Bachelor's degree in Computer Science or related technical field

Strong proficiency in Python

Experience with distributed systems and microservice architectures

Experience and understanding of databases (Postgres, etc)

Experience and understanding of pub/sub and streaming systems (RabbitMQ, Flink, etc)

Track record of delivering high-impact features and improvements in a collaborative environment

Bonus

Experience with Kubernetes

Experience introducing metrics and monitoring to increase system stability

Proficiency in C++, Go, Rust

Experience building fleet management systems

What we offer

All our positions offer a compensation package that includes equity and robust benefits. Base pay is just one component of Astranis's total rewards package. Your compensation also includes a significant equity package via incentive stock options, high-quality company-subsidized healthcare, disability and life insurance, 401(k) retirement planning, flexible PTO, and free on-site catered meals.