Software Engineer – Platform

About Oumi

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.

• 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
• Infrastructure as Code: Implement infrastructure automation using modern Dev Ops 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

• Experience: Proven experience in software development, with a strong understanding of programming languages such as Python, Rust or Java script.
• 0‑to‑1 Track Record: Demonstrated success building systems from scratch in fast‑paced environments
• Technical Expertise:
• Strong proficiency in Python for backend development
• 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
• Dev Ops 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.

• Equity in a high‑growth startup
• Comprehensive health, dental and vision insurance
• 21 days PTO
• Regular team offsites and events

• Hybrid work environment, with offices in:
• Seattle, WA
• Palo Alto, CA
• New York, NY