Product Engineer, Personal AI — Build Consumer AI at Scale

River AI; Palo Alto (CA); Sur place; USD 200 000 - 420 000; Plein temps

Avantages offerts par ce poste

Health, dental, vision insurance

Relocation assistance

Visa sponsorship

Résumé du poste

River AI is seeking exceptional product engineers who can move across the stack—from backend systems to web and mobile surfaces, LLM-powered workflows, and infrastructure. You will own end-to-end delivery to turn new AI capabilities into software people use daily.

In this role you will design and launch user-facing experiences, architect scalable services in Rust and Python, integrate LLMs, and partner with research and infra teams to ship reliable, production-ready features with strong

Qualifications

• Bachelor's degree in CS or related field or equivalent practical industry experience.
• A proven track record of building and launching meaningful production software, ideally in consumer products, large-scale systems, or high-growth startups.
• Deep backend expertise with practical experience in Rust, Python, databases, APIs, distributed systems, and production architecture.
• Strong frontend or mobile capability with modern technologies such as TypeScript, React, React Native, Swift, or Flutter.
• Exceptional product judgment with the ability to reason backward from user needs, alongside a high degree of ownership to navigate ambiguity.

Responsabilités

• Design, build, and launch polished, responsive user-facing product experiences across modern web and mobile stacks, partnering closely with design.
• Architect high-performance backend services in Rust and Python, managing APIs, data systems, job queues, event pipelines, and distributed systems at scale.
• Integrate large language models into real user workflows, managing tool use, memory, retrieval, structured outputs, latency optimization, and cost control.
• Own the core infrastructure needed to run a high-scale consumer AI product, including deployment, monitoring, CI/CD, cloud infrastructure, and incident response.
• Partner with research and infrastructure teams to take ambiguous ideas from prototype to production, translating new model capabilities into understandable and trustworthy product experiences.

Connaissances

Rust

Python

APIs

Distributed systems

TypeScript

React

React Native

Swift

Flutter

Product judgment

Formation

Bachelor’s in CS

Outils

Kubernetes

Terraform

CI/CD

Cloud infra

Description du poste

River AI is seeking exceptional product engineers who can move across the stack—from backend systems to web and mobile surfaces, LLM-powered workflows, and infrastructure. You will own end-to-end delivery to turn new AI capabilities into software people use daily.

In this role you will design and launch user-facing experiences, architect scalable services in Rust and Python, integrate LLMs, and partner with research and infra teams to ship reliable, production-ready features with strong