Senior Software Designer - Backend

At Kepler Communications, we're not just imagining the future of connectivity -we're leading it!

Our mission is to provide real-time Internet access in space, enabling a new era of data-driven exploration and innovation. With 23 satellites already launched and a next-generation optical network on the way, we’re creating the infrastructure that will power the space economy for decades to come.

Technology is only part of the story. What sets Kepler apart is our team: bold thinkers, skilled builders, and passionate problem-solvers who thrive on pushing the boundaries ofwhat’spossible in space. We believe great ideas come from diverse perspectives, and we’re committed to creating an environment where you can grow, lead, and make a global impact.

If you’re ready to reach higher, move faster, and do work that shapes the future space economy - this is your launchpad. Come build the future with Kepler!

What We Offer:

- Competitive compensation

designed to recognize and reward your contributions.

- Comprehensive health, dental, and vision insurance

—including dependents.

- 401(k)

and an annual Wellness Allowance.

- Unlimited vacation, supportive parental leave policy,

and company-wide holiday shutdown.

- Semi-annual company-wide parties

and regular (virtual and team events.

- Relocation packages

available for approved roles.

- $1,500 annual professional development fund

to support your growth.

- Town Halls, Celebration Calls and Frequent company-wide events

to stay connected and engaged.

- We’re a certified

Great Place to Work®, four years in a row at our Canadian Headquarters.

We’re on the hunt for a top-tier

Software Designer who will be responsible for developing and maintaining high-performance backend services and infrastructure. You will work closely with cross-functional teams to build scalable applications that support the development, testing, and operation of our satellites and mission control software.

Key Responsibilities:

Design and develop reliable, high-quality software related to operating Kepler’s satellite network infrastructure and mission control software automation

Ensuring 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 improve development workflows

Monitor system health, troubleshoot issues, and proactively implement improvements

Required Qualifications & Skills:

Minimum 8+ 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 using tools like GitLab CI, GitHub Actions, or Jenkins

Experience with containerized software (Docker, Kubernetes, K8s) and infrastructure-as-code (Ansible, Terraform, etc.)

Ability to operate in a Linux based environment

Ability to effectively use git

Excellent communication skills

Bonus Points:

Experience with deploying on cloud platforms (AWS, Azure, etc.)

Familiarityin SQL and NoSQL databases (PostgreSQL, DynamoDB, etc.)

Familiarity with Python development tools such as uv, pytest/unittest, setuptools, SWIG, and C-extensions

Knowledge of computer networking and modern networking protocols, especially delay-tolerant networking

Familiarity with event-driven architectures (Apache Pulsar, AWS SNS/SQS, Kafka, RabbitMQ)

Familiarity with observability tools (Prometheus, Grafana, TimescaleDB, ELK stack)

Additional Information

Use of AI in Recruitment

At Kepler Communications, all hiring decisions are made by people. Human recruiters are involved in every step of our recruitment process. We use AI-based tools (such as Lever AI and HireEZ) to assist with the initial review of applications by ranking candidates based on job-relevant criteria. These tools support - but do not replace - human judgment.

Equal Opportunity Employer

Kepler is an Equal Opportunity Employer committed to creating a diverse and inclusive work environment. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability, or any other characteristic protected by applicable law.

If you require accommodation at any stage of the recruitment process, please contact our People & Culture team at

[email protected], and we will work with you to meet your needs.

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