Backend Software Engineer (Mid-Level)

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're seeking a Backend Software Engineer to design and implement scalable backend services and APIs (REST and gRPC) that power user-facing portals and device management dashboards.

What You’ll Do

• Build and maintain device management systems for provisioning, tracking, commanding, and monitoring remote user devices and payload assets.
• Develop internal operations software and automated workflows, including real-time telemetry visualization and health monitoring.
• Deploy, operate, and scale cloud-native microservices in AWS using Kubernetes, ensuring reliable integration between web-based user portals and backend data stores.
• Implement hybrid software solutions using Python for rapid API and cloud-service development, and C++ for high-performance data processing and interface layers.
• Collaborate cross-functionally with product, frontend, and operations teams to deliver reliable, secure, and maintainable systems.
• Required Qualifications 3–5 years of professional software engineering experience.
• Strong proficiency in Python (e.g., FastAPI, Flask, or Django) and C++.
• Experience designing and building backend services and production APIs.
• Hands-on experience with AWS services such as Lambda, EKS, DynamoDB, and RDS.
• Solid understanding of Kubernetes and containerized microservice architectures.
• Experience working with both SQL and NoSQL databases.
• Strong problem-solving skills and the ability to work effectively in a fast-paced environment.
• Desired Qualifications Experience building device management, IoT, or distributed systems handling device state, configuration, and firmware updates.
• Familiarity with Infrastructure as Code (IaC) tools such as Terraform or AWS CDK.
• Frontend familiarity (React or Vue.js) to support effective collaboration on user portal integration.
• Knowledge of Identity and Access Management (IAM) and authentication platforms such as Auth0 or Amazon Cognito.
• Experience with observability, monitoring, and container security tools (e.g., Prometheus, Grafana).
• For U.S.
• Roles: To comply with U.S.
• Government space technology export regulations, applicant must be a U.S. citizen, lawful permanent resident of the United States (i.e.
• Green Card holder), or other protected individual as defined by 8 U.S.C. 1324b(a)(3).
• For U.K.
• Roles: To comply with U.K. regulations, this role requires Baseline Personnel Security Standard (BPSS) checks, and successful candidates must be eligible to obtain UK Security Clearance (SC).
• For Canada Roles: Successful candidates must obtain and hold a security clearance at the reliability status level, and pass security assessment for the Canadian Controlled Goods Program (CGP) and ITAR.
• We celebrate diversity and are committed to creating an inclusive environment for all employees.
• All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.