Software Engineer - Platform

Why we exist: Oumi is on a mission to make frontier AI truly open for all. We are founded on the belief that AI will have a transformative impact on humanity, and that developing it collectively, in the open, is the best path forward to ensure that it is done efficiently and safely.

What we do: Oumi provides an all-in-one platform to build state-of-the-art AI models, end to end, from data preparation to production deployment, empowering innovators to build cutting-edge models at any scale. Oumi also develops open foundation models in collaboration with academic collaborators and the open community.

Our Approach: Oumi is fundamentally an open-source first company, with open-collaboration across the community as a core principle. Our work is:

• Research-driven: We conduct and publish original research in AI, collaborating with our community of academic research labs and collaborators

• Community-powered: We believe in the power of open-collaboration and welcome contributions from researchers and developers worldwide

We're seeking an experienced Platform Engineer who thrives in 0-to-1 environments to join Oumi's engineering team. You'll architect, build, and maintain the core platform services that power our products, working across the full technology stack with a focus on backend systems and infrastructure.

What you'll do:

• Platform Architecture: Design and implement scalable, maintainable platform architecture from the ground up, making strategic technical decisions that will shape our technology foundation

• Backend Development: Build robust, high-performance backend services and APIs using Python, with optional Rust for performance-critical components

• Frontend Integration: Collaborate on JavaScript/TypeScript frontend components that integrate with your backend services

• Infrastructure as Code: Implement infrastructure automation using modern DevOps practices and tools

• Technical Leadership: Provide technical guidance on best practices, architecture decisions, and coding standards

• 0-to-1 Development: Convert product requirements into fully functioning systems, taking ownership of features from concept to production

What you’ll bring:

• Experience: Proven experience in software development, with a strong understanding of programming languages such as Python, Rust or Javascript.

• 0-to-1 Track Record: Demonstrated success building systems from scratch in fast-paced environments

• Technical Expertise:

  • Strong proficiency in Python for backend development

  • Experience with JavaScript/TypeScript and modern frontend frameworks

  • Knowledge of Rust or willingness to learn for performance-critical components

  • Familiarity with cloud platforms (AWS/GCP/Azure)

  • Experience with containerization (Docker) and orchestration (Kubernetes)

• System Design: Ability to design clean APIs, scalable architectures, and efficient data models

• DevOps Mindset: Experience with CI/CD pipelines, monitoring, and observability tools

• Communication: Excellent communication and collaboration skills, with the ability to work effectively with cross-functional teams.

• Open Source: Familiarity with open-source projects and a passion for contributing to the open-source community.

• Values: Share Oumi's values: Beneficial for all, Customer-obsessed, Radical Ownership, Exceptional Teammates, Science-grounded.

• Competitive salary: $140,000 - $220,000

• Equity in a high-growth startup

• Comprehensive health, dental and vision insurance

• 21 days PTO

• Regular team offsites and events