Software Engineer & Open Source Contributor

We are seeking a motivated Software Engineer & Open Source Contributor to join our Open Source Program Office (OSPO) team. This is an exciting opportunity for a passionate developer eager to learn and grow in the open source community. You will work closely with other developers to acquire new skills, contribute to open source projects, and become a successful open source contributor. Your technical expertise in Python, Golang, Kubernetes, OpenStack, and related technologies will be instrumental in shaping the direction of our open source projects and products.

Responsibilities:

• Learning and Development: Work with senior developers to learn best practices, coding standards, and modern development techniques.
• Community Engagement: Participate in open source communities to build relationships, resolve issues, and contribute to software solutions.
• Collaboration: Collaborate with internal development and product management teams to integrate open source contributions into our products and services.
• Code Quality: Assist in ensuring that all open source contributions meet high standards of code quality, testing, documentation, and maintainability.
• Software Development: Help design, develop, and maintain features and services using Python and Golang.
• Open Source Contributions: Actively contribute to and maintain open-source projects, learning from and enhancing the community.
• Technical Growth: Develop your expertise in cloud-native architectures, containerization, orchestration, and other modern technologies.

Basic Qualifications:

• Experience in software development with a focus on Python and/or Golang.

• Basic problem-solving skills and the ability to troubleshoot issues.

• A strong interest in open source best practices, including code quality, testing, and documentation.

• Experience and understanding of how to leverage AI-powered co-development tools such as Cursor IDE, Claude Code, Cline, Aider.Chat or similar.

• Willingness to learn about scale-out cloud-native architectures such as parallel computing (e.g., goroutines), Kubernetes clusters, and distributed systems.

• Interest in developing and maintaining APIs using JSON and YAML.

• Familiarity with Docker and Kubernetes for deploying, managing, and scaling microservices.

• Eagerness to gain knowledge in Kubernetes, including:

  • Cluster API: Learning to use declarative APIs and tooling to simplify provisioning, upgrading, and operating multiple Kubernetes clusters.

  • CNI (Container Network Interface): Familiarity with CNI plugins like Calico, Cilium, and others.

  • CSI (Container Storage Interface): Understanding storage orchestration and management in Kubernetes using CSI drivers.

  • Telemetry: Learning about monitoring and observability tools to collect and analyze telemetry data from Kubernetes clusters.

  • k0s: Gaining proficiency with k0s, the lightweight Kubernetes distribution that simplifies cluster management.

  • k0smotron: Understanding k0smotron for managing Kubernetes control planes.

• Strong communication and collaboration skills.

Highly Desirable:

• Participation in open source projects as a contributor or maintainer.

• Experience with Agile development methodologies and version control systems like Git.

• Familiarity with DevOps practices and continuous integration/continuous deployment (CI/CD) pipelines.

• Foundational understanding of AI infrastructure: inferencing, Agentic workflows, autonomous AI agents, the Model Context Protocol (MCP), serverless AI functions, and related.

• Polyglot with little or no bias for specific programming languages.

Why you’ll love Mirantis

• Work with an established leader in the cloud infrastructure industry.
• Work with exceptionally passionate, talented and engaging colleagues, helping Fortune 500 and Global 2000 customers implement next-generation cloud technologies.
• Be a part of cutting-edge, open-source innovation.
• Thrive in the high-energy environment of a young company where openness, collaboration, risk-taking, and continuous growth are valued.
• Receive a competitive compensation package with strong benefits plan.
• We are a Leader for Container Management in G2 (#2 after AWS)!

It is understood that Mirantis, Inc. may use automated decision-making technology (ADMT) for specific employment-related decisions. Opting out of ADMT use is requested for decisions about evaluation and review connected with the specific employment decision for the position applied for. You also have the right to appeal any decisions made by ADMT by sending your request to isamoylova@mirantis.com

By submitting your resume, you consent to the processing and storage of your personal data in accordance with applicable data protection laws, for the purposes of considering your application for current and future job opportunities.

We are a Leader for Container Management in G2 (#2 after AWS)!

About Mirantis

Mirantis is the Kubernetes-native AI infrastructure company, enabling organizations to build and operate scalable, secure, and sovereign infrastructure for modern AI, machine learning, and data-intensive applications. By combining open source innovation with deep expertise in Kubernetes orchestration, Mirantis empowers platform engineering teams to deliver composable, production-ready developer platforms across any environment—on-premises, in the cloud, at the edge, or in sovereign data centers. As enterprises navigate the growing complexity of AI-driven workloads, Mirantis delivers the automation, GPU orchestration, and policy-driven control needed to manage infrastructure with confidence and agility. Committed to open standards and freedom from lock-in, Mirantis ensures that customers retain full control of their infrastructure strategy.