Senior Software Developer - Backend (Python)

TL;DR

Senior Software Developer - Backend (Python): Designing, developing, and maintaining high-performance backend services and infrastructure for satellite network operations and mission control software with an accent on performance, security, and high availability. Focus on building scalable CI/CD pipelines, optimizing development workflows, and collaborating with cross-functional teams to deliver mission-critical ground systems.

Remote from Canada or United States

Company

Leading provider of real-time Internet access for space-based assets via the first commercial optical data relay constellation with 33 satellites launched, supporting on-orbit compute and hosted payloads.

What you will do

• Design and develop reliable, high-quality software for operating satellite network infrastructure and mission control automation
• Ensure system performance, security, and high availability through best practices
• Collaborate with satellite operators, product managers, and customers to deliver mission-critical ground systems
• Build and optimize CI/CD pipelines to streamline deployment and development workflows
• Monitor system health, troubleshoot issues, and implement proactive improvements
• Help develop roadmaps and long-term technical plans for the ground segment
• Mentor junior developers and foster technical excellence

Requirements

• Minimum 6+ years of Python experience
• Bachelor’s degree in Computer Science or equivalent
• Strong software design and development skills, including algorithms, system architecture, testing, and debugging
• Expertise in building and maintaining CI/CD pipelines (GitLab CI, GitHub Actions, Jenkins)
• Experience with containerized software (Docker, Kubernetes) and infrastructure-as-code (Ansible, Terraform)
• Ability to operate in Linux-based environments and effectively use Git
• Excellent communication skills

Nice to have

• Post-graduate degree in a relevant field
• Experience architecting and deploying on cloud platforms (AWS, Azure)
• Proficiency in SQL and NoSQL databases (PostgreSQL, DynamoDB)
• Familiarity with Python tools (uv, pytest/unittest, setuptools, SWIG, C-extensions)
• Strong knowledge of computer networking, especially delay-tolerant networking

Culture & Benefits

• Competitive compensation with robust equity plan
• Comprehensive health, dental, and vision insurance including dependents
• Unlimited vacation, supportive parental leave, and company-wide holiday shutdown
• Relocation packages available for approved roles
• $1,500 annual professional development fund
• Semi-annual company-wide parties, team events, stocked Toronto office, and Great Place to Work certified