Xona is the navigational intelligence company bringing real-time, centimeter-level certainty to any device, anywhere on Earth.

With Pulsar – the world’s most advanced PNT satellite infrastructure in Low Earth Orbit – Xona will offer a future-proof, backwards-compatible global positioning system optimized for absolute precision, superior power, and robust protection.

We are seeking a Sr. Full-Stack Engineer to help design and build the platform serves as the primary interface for commanding spacecraft, monitoring real-time telemetry, and supporting flight operations across development, test, and on-orbit environments. The software you will build will directly be involved with enabling safe and efficient spacecraft operations throughout the mission lifecycle, and ultimately transition to managing an entire constellation of spacecrafts that is serving customers across the globe.

What You’ll Do

• Lead the end-to-end design, development, testing, and deployment of mission control software that supports spacecraft commanding, real-time telemetry monitoring, and flight operations.
• Design and implement scalable backend services, microservices, and REST APIs that enable real-time command and control interfaces.
• Build responsive, high-performance front-end user interfaces optimized for spacecraft constellation management and flight operations at scale.
• Design, implement, and optimize SQL and NoSQL data models, ensuring high performance and reliability under operational workloads.
• Contribute to CI/CD pipelines, infrastructure automation, and cloud-based deployments.
• Monitor application performance, logs, and reliability metrics to ensure system stability and operational readiness.
• Support containerized deployments using Docker and orchestration platforms such as Kubernetes.
• Collaborate closely with product managers, designers, and cross-functional engineering teams to define scope, requirements, and delivery timelines.

Required Qualifications

• 5+ years of professional full-stack software engineering experience.
• Expertise in at least one modern front-end framework (React, Angular, or Vue).
• Strong proficiency in one or more backend languages such as Python or Node.js.
• Hands-on experience designing and consuming RESTful (and/or GraphQL) APIs.
• Strong understanding of relational and NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB).