Job Opportunities

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

Formal, located in San Francisco, is seeking a Senior Software Engineer to build a scalable data platform. The ideal candidate should have over 6 years of software development experience, strong knowl

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

Phantom is the modern money app used by tens of millions around the world. Our product combines everything people need to manage, spend, and grow their money in one simple, intuitive experience. Phant

Staff Full Stack Software Engineer (Backend) - Time Platform Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered

Trial Library, Inc. is seeking a Staff Engineer based in San Francisco, CA to lead backend development and data platform enhancements. This role focuses on leveraging cloud-native architecture to impr

About Brain Co. Brain Co. is an applied AI startup co-founded by Jared Kushner and Elad Gil, and backed by leading Silicon Valley builders including Patrick Collison and Andrej Karpathy. We are buildi

Ripple in San Francisco is seeking a Senior Engineer to lead the rebuild of its Customer Onboarding Platform. This role involves designing cloud-native backend services that enhance customer experienc

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

Tensec is seeking a Senior Backend Engineer to join their Ads team. This role involves developing ad products, collaborating with various teams, and ensuring operational stability. Candidates should h

Cardless is seeking an experienced backend engineer to design and develop scalable systems for our credit card platform. This role involves collaborating with cross-functional teams and leading projec

Alumni Ventures is seeking a Software Engineer, Backend to build core systems for its voice platform. You'll work on APIs and infrastructure that power dictation features across platforms, collaborati

Perplexity is looking for experienced backend engineers to join our team specializing in building high-performance APIs. You will be responsible for designing and optimizing mission-critical APIs that

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

Strava is seeking a Senior Server Engineer for its Identity Engineering Team in San Francisco. This role focuses on designing reliable backend services to enhance user identity security and streamline

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

Location San Francisco Employment Type Full time Location Type On-site Department Engineering Who We Are At Serval, we're building the AI platform for IT teams. Our goal is to take on legacy players l

Ripple is seeking a Senior Software Engineer for its Identity & Trust Platform in San Francisco, CA. This role involves designing and developing cloud-native backend services and implementing foundati

Conversion in San Francisco is searching for a backend software engineer to join their core team. This role involves managing terabytes of data, automating critical processes, and generating revenue t

Onos Health, based in San Francisco, is looking for a Senior Backend Engineer to shape the future of healthcare administration through innovative software solutions. You will architect workflows that

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

Madrona Venture Labs in San Francisco is seeking a talented engineer to design the core EAV data model and build a Git-style version-control engine. You'll work with AI-assisted tooling and ensure the

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