Remote Founding Backend Engineer (US) at Robyn AI

Description:

• At Robyn AI, the mission is to build a more emotionally connected world through innovative products.
• The company has raised $5.5M from elite investors, including M13 and co-founders of Google Maps and X.ai.
• The Founding Backend Engineer will develop the backend infrastructure for features such as conversations, memory, real-time personalization, and secure APIs for the iOS app.
• Responsibilities include designing and shipping scalable systems while collaborating with iOS, product, and AI teams.
• The role involves refactoring the current C# / .NET Core backend into Python (FastAPI) and building robust REST and GraphQL APIs.
• The engineer will deploy microservices on AWS (EKS) using Docker, Kubernetes, and Terraform, and manage CI/CD, monitoring, and incident response.
• The position also includes integrating AI and ML systems, managing vector databases, and building emotion-aware systems that adapt to user states.

Requirements:

• Candidates must have 3+ years of experience in backend or full-stack development.
• Experience in shipping entire production backends at high-growth early-stage startups is required.
• Proficiency in .NET is necessary for short-term tasks, but a preference for Python and modern infrastructure is expected.
• Experience in integrating or scaling LLM-based products, particularly with emotion, memory, or personalization layers, is a bonus.
• A strong understanding of systems thinking, fast response times, and clean abstractions is essential.
• Candidates should have experience in building infrastructure that can handle load without failure.
• The ability to manage both product and infrastructure effectively is crucial.
• A preference for working in smaller teams rather than managing larger groups is desired.

Benefits:

• The opportunity to build the most emotionally intelligent AI product on Earth during a period of hypergrowth.
• Direct collaboration with a visionary founder who has a unique background.
• The company is backed by elite investors, providing a strong foundation for growth.
• Being part of an early team offers massive ownership, creative control, and significant impact on the product.
• The company promotes a remote-first, async-friendly culture that emphasizes deep focus and emotional clarity.