Job Opportunities

Radical Numerics Inc. is looking for a Member of Technical Staff in Backend Engineering in San Francisco, California. In this role, you will design and build backend services that power the company's

vCluster Labs is seeking a Staff Software Engineer in San Francisco to redefine Kubernetes multi-tenancy. In this role, you will architect the vCluster Platform, collaborating with top engineering tea

United States Digital Space LLC in San Francisco is looking for an experienced backend engineer to join their Codex for Finance team. This role involves designing and scaling systems to support AI inn

Whatnot is seeking a Senior Backend Engineer to join the Horizontal Ops Platform team, focusing on building world-class internal operations tooling. The successful candidate will tackle complex operat

About the RoleThe Backend Platform team is the backbone of Perplexity’s product reliability, scalability, and performance, enabling every product and AI team to build with confidence. This high‑impact

The Electric Plant is looking for a Founding Software Engineer in San Francisco to build the software platform integrating IoT hardware and AI. You'll influence architectural decisions and collaborate

Madrona Venture Labs in San Francisco is seeking a collaborative Frontend Architect to build core components of their cloud platform. You will lead the technical roadmap and leverage frameworks like T

Backend Engineer The Company Neon Redwood is a data services consulting company working on cutting-edge AI and data‑driven solutions. We are a team of passionate engineers and data experts, and we are

About Brain Co. Brain Co. is building the infrastructure that turns advanced AI research into real-world impact. We work at the frontier of productionizing AI for complex, high-stakes environments—par

AI Chopping Block, Inc. in San Francisco is seeking a backend engineer responsible for building backend services and cloud infrastructure that facilitate OpenAI’s capabilities. The role involves colla

OpenAI is seeking backend engineers to design and scale systems driving AI in finance. You'll own the development lifecycle and collaborate with teams to deliver effective solutions. Ideal candidates

3Y Health is looking for a Backend Engineer to design and scale backend systems for our AI-driven healthcare platform. The ideal candidate will have expertise in Go, Java, Python, or TypeScript and ex

Crossing Hurdles is seeking experienced software engineers to join a fast-growing AI startup in San Francisco. In this role, you'll develop backend systems that power AI-moderated user interviews. Wit

Icehouseventures is looking for a Backend Engineer to join its innovative team. In this role, you’ll build systems that process millions of contracts, design data orchestration pipelines for LLMs, and

Hex is looking for an experienced backend product engineer to enhance its industry-leading AI analytics platform. In this role, you will develop integrated features that advance analytics workflows, w

New Lantern is building an AI radiology resident—think Cursor for radiologists. Our application integrates the three software tools radiologists use all day [1], together with AI, to create a platform

Volley Inc. is looking for a Senior Software Engineer to join their Platform Team in San Francisco. This role involves enhancing backend services for AI-powered games, collaboration with cross-functio

Edison Scientific Inc. is looking for a Senior Full-Stack Engineer to enhance our AI-driven scientific discovery platform. This role emphasizes backend development with opportunities to collaborate on

Ramp is seeking a mid-to-senior level backend engineer located in San Francisco to help redesign how businesses manage spend and build a sustainable accounting infrastructure. Candidates must possess

Perplexity AI in San Francisco is looking for a skilled backend engineer to design, implement, and scale high-traffic APIs. The ideal candidate will have over 5 years of experience with Python, Go, or

Monograph is seeking a skilled software developer to join our team in Mountain View, CA, focusing on developing Ambient AI solutions for healthcare. This full-time role emphasizes collaboration, innov

Compa is seeking a Senior Software Engineer for its Platform Team in San Francisco. You will lead backend and infrastructure projects, ensuring reliable platform operations. Ideal candidates will have

United States Digital Space LLC is seeking a Senior Staff Software Engineer to serve as the technical lead for Claude's core chat experience on mobile platforms. You will shape the technical direction

Theory Ventures in San Francisco is looking for a Frontend Engineer to architect the core frontend of their collaborative cloud platform. You will be responsible for creating flexible infrastructure a