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Portfolio Jobs

Looking for your next role? Take a look at these exciting jobs at Sapphire Ventures’ portfolio companies. Our Talent team is passionate about connecting you to your dream job!

Software Engineer (AI), Lens

Mirantis

Mirantis

Software Engineering, Data Science
Helsinki, Finland · uusimaa, finland
Posted on Jan 7, 2026

Company Description

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.

Job Description

Mirantis is looking for a Software Engineer passionate about shaping the future of AI-powered developer tools. In this role, you'll work on a brand-new AI-focused developer tool, expanding our industry-leading Lens product family. This solution will empower AI application developers, streamlining how modern teams develop AI-driven applications.

At Mirantis, we strive to deliver world-class user experiences and craft products that are beautiful inside and out. As a key contributor, you'll work on a high-impact, greenfield Electron-based desktop application. Your contributions will play a key role in Mirantis’s broader AI/ML developer tools strategy, aligning with Lens and the wider Mirantis ecosystem.

Responsibilities:

  • Design & Development: Architect and develop a high-performance, cross-platform desktop application.
  • AI Integration: Integrate with leading AI platforms, frameworks, and LLM service providers.
  • User-Centric Engineering: Collaborate with UX/UI designers to create seamless, intuitive developer experiences.
  • Collaboration & Ownership: Work closely with product managers and engineers to drive product development from concept to release.
  • Quality & Performance: Write clean, maintainable code, conduct rigorous code reviews, and optimize performance while adhering to industry best practices.
  • Continuous Improvement: Stay current with emerging technologies and best practices, continuously improving product quality and development processes.

Qualifications

  • Experience & Background: 3+ years of professional software development experience, ideally with exposure to developer tools or AI/ML-powered applications. A Bachelor’s or Master’s degree in Computer Science, Engineering, or equivalent practical experience is a plus.
  • Core Technical Skills: Strong proficiency in TypeScript, Node.js, and React, with a focus on scalable, production-grade applications.
  • Electron Expertise: Experience building, optimizing, and securing desktop applications with Electron, ensuring cross-platform performance (Windows, macOS, Linux).
  • AI & LLM Expertise: Familiarity with LLM APIs (e.g., OpenAI, AWS Bedrock, etc.) and how developers integrate AI into applications.
  • User-Centric Mindset: Strong developer empathy with a passion for creating intuitive, high-quality developer tools.
  • Communication & Collaboration: Excellent communication skills, with the ability to work effectively across engineering, product, and design teams.

Why Join Team Lens at Mirantis?

  • Join the founding team of our AI/ML developer tool at the forefront of industry innovation.
  • Work with world-class engineers, product, and design teams in a fast-paced, impact-driven environment.
  • Flexible remote work within the EU or the option to work from our Helsinki hub.
  • Join a company that values user experience, community engagement, and an open-source ethos at its core.
  • Make a tangible impact—your contributions will play a key role in Mirantis’s broader AI/ML developer tools strategy, aligning with Lens and the wider Mirantis ecosystem.

If you’re passionate about building AI-powered developer tools—we want to hear from you! Apply today!

Additional Information

What does Mirantis offer you?

  • Work in a global, collaborative, remote-first culture that rewards initiative and execution.

  • Play a pivotal role in shaping the next era of cloud and AI modernisation.

  • Manage high-impact enterprise accounts with immediate opportunity for growth.

  • 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.

  • Professional development and training.

  • Attend conferences and working groups.

  • Customized workstation (macOS, Windows).

  • Professional development and training.

  • Competitive compensation, performance incentives, and opportunities for advancement.

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 [email protected]

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.

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