Software Engineer Backend Engineer

Overview

FriendliAI, based in San Mateo, CA, is building the next-generation AI inference platform that powers large language and multimodal models with unmatched performance and usability. Our infrastructure delivers high-throughput, low-latency AI workloads for organizations worldwide, and we integrate seamlessly with Hugging Face, giving instant access to over 440,000 open-source models.

We are on a mission to deliver the worlds best platform for generative and agentic AI.

The Role

Were seeking a Backend Engineer to design, build, and scale our web platform, which serves as the core interface for deploying multimodal models, observing workloads, and building agent workflows. Youll collaborate closely with product, infrastructure teams to create high-performance, developer-friendly, and enterprise-ready tools.

The Person

We are seeking a hands-on engineer who is a talented backend stack developer, eager to work at the intersection of infrastructure, developer experience, and AI applications. A great candidate is a strong collaborator who enjoys working across the stack, cares deeply about developer workflows, and is eager to help define the future of AI adoption.

Key Responsibilities

• Design, build, and maintain web applications and tools for AI model deployment, monitoring, and performance optimization
• Develop clean, scalable, and robust APIs powering AI agents, workflows, and user-facing systems
• Collaborate with infrastructure engineers to integrate backend systems with deployment and orchestration pipelines
• Drive code quality through automated testing, CI / CD, and code reviews
• Contribute to architecture and design decisions that shape our platforms long-term direction
• Identify and resolve technical debt and improve system reliability in production systems

Qualifications

Preferred Experience

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