{"schemaVersion":"jobsearcher.job.v1","id":"fb92e2fc765d0b9db769ca2b","url":"https://jobsearcher.com/jobs/fb92e2fc765d0b9db769ca2b","canonicalUrl":"https://jobsearcher.com/jobs/fb92e2fc765d0b9db769ca2b","title":"Principal/Staff Backend Engineer (Typescript)","description":"Principal/Staff Backend EngineerLocation:SF\r\nStart Date:By May 2026\r\nCompensation:$225K - $300K + equityAbout the Opportunity\r\nRubiboo is a headhunting firm. We are collaborating with a YC-backed, high-growth AI startup at the forefront of autonomous software systems. The company is experiencing rapid scale and already serves hundreds of customers globally.\r\nAs they expand, they are looking to bring on aStaff Backend Engineerto design, build, and scale the core infrastructure powering their AI systems.The Role\r\nThis is a high-impact, hands-on engineering role focused on building scalable backend systems usingTypeScript . You will work closely with product and AI teams to ship reliable, high-performance systems in a fast-moving environment.Key Responsibilities\r\nDesign and build scalable backend services and APIs using TypeScript\r\nArchitect systems that handle high throughput, reliability, and performance requirements\r\nCollaborate closely with product, AI, and frontend teams to ship end-to-end features\r\nOwn services in production, including monitoring, debugging, and performance optimization\r\nContribute to system design, technical strategy, and engineering best practices\r\nImprove developer experience, tooling, and infrastructureMust-Have Requirements (in order of importance)\r\nStrong backend engineering experience withTypeScript(Node.js ecosystem)\r\nProven experience designing and scaling distributed systems\r\nAbility to start by April 2026\r\nStartup experience (comfortable with ambiguity, speed, and ownership)\r\nAvailability to work US hoursNice to Have\r\nExperience working with AI/ML-driven products\r\nFamiliarity with cloud infrastructure (AWS, GCP, or similar)\r\nExperience with databases (SQL and/or NoSQL) and data modeling\r\nExposure to event-driven architectures or real-time systemsWhy This Role\r\nJoin a YC-backed company at a critical stage of growth\r\nHigh ownership and direct impact on company trajectory\r\nWork alongside a fast-moving, product-driven team at the frontier of AI","company":"Rubiboo","rawCompany":"rubiboo","city":"Santa Rosa","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-04-10T02:50:54.363Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Principal/Staff Backend Engineer (Typescript)","description":"Principal/Staff Backend EngineerLocation:SF\r\nStart Date:By May 2026\r\nCompensation:$225K - $300K + equityAbout the Opportunity\r\nRubiboo is a headhunting firm. We are collaborating with a YC-backed, high-growth AI startup at the forefront of autonomous software systems. The company is experiencing rapid scale and already serves hundreds of customers globally.\r\nAs they expand, they are looking to bring on aStaff Backend Engineerto design, build, and scale the core infrastructure powering their AI systems.The Role\r\nThis is a high-impact, hands-on engineering role focused on building scalable backend systems usingTypeScript . You will work closely with product and AI teams to ship reliable, high-performance systems in a fast-moving environment.Key Responsibilities\r\nDesign and build scalable backend services and APIs using TypeScript\r\nArchitect systems that handle high throughput, reliability, and performance requirements\r\nCollaborate closely with product, AI, and frontend teams to ship end-to-end features\r\nOwn services in production, including monitoring, debugging, and performance optimization\r\nContribute to system design, technical strategy, and engineering best practices\r\nImprove developer experience, tooling, and infrastructureMust-Have Requirements (in order of importance)\r\nStrong backend engineering experience withTypeScript(Node.js ecosystem)\r\nProven experience designing and scaling distributed systems\r\nAbility to start by April 2026\r\nStartup experience (comfortable with ambiguity, speed, and ownership)\r\nAvailability to work US hoursNice to Have\r\nExperience working with AI/ML-driven products\r\nFamiliarity with cloud infrastructure (AWS, GCP, or similar)\r\nExperience with databases (SQL and/or NoSQL) and data modeling\r\nExposure to event-driven architectures or real-time systemsWhy This Role\r\nJoin a YC-backed company at a critical stage of growth\r\nHigh ownership and direct impact on company trajectory\r\nWork alongside a fast-moving, product-driven team at the frontier of AI","datePosted":"2026-04-10T02:50:54.363Z","dateModified":"2026-04-10T02:50:54.363Z","hiringOrganization":{"@type":"Organization","name":"Rubiboo","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Santa Rosa","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"fb92e2fc765d0b9db769ca2b"},"url":"https://jobsearcher.com/jobs/fb92e2fc765d0b9db769ca2b"}}