Top Artificial Intelligence Engineer Jobs in San Francisco, CA

Join the founding team to build a superhuman AI web-agent, scale infrastructure for distributed reinforcement learning, and collaborate with product engineers.

Join the AI technical staff to scale infrastructure for multimodal LLMs, optimizing performance and building a superhuman web-agent while collaborating with product engineers.

As an Applied AI Engineer, you will develop ML solutions for clients, optimize AI models, and collaborate with teams to meet business needs.

Develop LLM-powered solutions, improve developer productivity, automate mundane tasks, and establish best practices for AI integration.

Lead the design and implementation of AI-based products, collaborate with stakeholders for strategic guidance, and build scalable systems while mentoring teams. Required to have significant experience in coding and AI technologies.

The Principal AI Engineer will lead the strategy and delivery of AI applications for molecular discovery, developing LLM workflows, predictive models, and analytics platforms.

As a Software Engineer, you'll build AI-driven product experiences for scientists, optimize user onboarding, and analyze data to drive growth and retention.

As a Senior Frontend Engineer, you'll develop responsive UIs using Vite, React, and Tailwind, collaborating with backend teams to enhance usability and design systems.

As a Senior Software Engineer, you will lead the development of AI tools, support incident response, and mentor junior engineers while driving impact through automation and tooling development.

You will build user interfaces for intelligent financial systems, focusing on responsive UIs, modular design systems, and collaborating with AI teams.

As a Senior Software Engineer at Whatnot, you'll build AI tooling for internal use, developing workflows and infrastructure to enhance software delivery. You'll collaborate across teams to gather feedback and prioritize features in a rapidly evolving landscape.

The AI Applications Engineer will prototype AI-driven solutions, collaborate with stakeholders, and create reusable components to address business challenges.

The Principal AI/ML Engineer will develop machine learning models for campaign optimization in AdTech, collaborating across engineering and product teams to enhance advertising capabilities.

The engineer will build and operate AI/ML infrastructure, managing services on AWS and bare metal, using tools like Kubernetes and Terraform.

Design, build, and operate authentication/authorization and high‑availability security services; strengthen data and API protections; detect and mitigate account takeover and abuse; build security platforms and tooling; address ambiguous AI/LLM security risks and promote engineering excellence.

Lead the technical strategy for developer tools in a financial services company, focusing on AI-enabled development practices. Responsibilities include architectural design, mentorship, and driving innovation in software development.

As an AI Operations Engineer, you will identify AI opportunities, build internal AI solutions, maintain operations, and ensure compliance, working closely with business leaders and IT.

As an AI & IT Systems Engineer, you will ensure robust IT infrastructure, enable AI workflows, and manage SaaS applications. You will partner on AI initiatives and provide cross-functional technical support.

As a Staff Machine Learning Engineer, you will design AI products on Edge devices, optimize ML model performance, and work with large-scale datasets, collaborating across teams to deliver impactful solutions.

Design, test, and optimize prompts for generative AI, collaborate with data scientists, analyze model performance, and improve prompt engineering processes.

The role involves designing and implementing conversational AI systems, managing prompt orchestration, and ensuring conversational quality through advanced evaluation frameworks.

As an Applied AI Engineer, you will develop and deploy AI-driven systems, collaborating with engineers to create innovative solutions while maintaining high performance and safety standards.

Design and build scalable AI infrastructure, automate workflows, optimize GPU workloads, and ensure reliability for AI systems at Eloquent AI.

As an AI Engineer, you will design and build full-stack applications for AI-driven workflows, collaborate with diverse teams, and optimize user experiences.

As an AI Engineer, you will build and optimize AI agents for enterprise-grade conversations, collaborating with cross-functional teams to improve performance and integrating systems with AI models.