{"schemaVersion":"jobsearcher.job.v1","id":"71dad0f37de2f8bec92f0afd","url":"https://jobsearcher.com/jobs/71dad0f37de2f8bec92f0afd","canonicalUrl":"https://jobsearcher.com/jobs/71dad0f37de2f8bec92f0afd","title":"Full Stack DevTools Engineer","description":"Mission\r\nWe are seeking a Full-Stack Platform Engineer to work on the control plane for an agentic V&V (verification and validation) system.\r\nThis role involves taking the outputs from our agentic testing engines and turning them into an intuitive SaaS platform that enables developers to measure and improve the quality of their AI agents.\r\nRole\r\nOverview:This role is about designing and building the backend and frontend of our SaaS product, bridging between deep V&V technology and developers using it.\r\nBackend Architecture:Implement Python backend services that can coordinate and track execution environments, testing workloads and results, and telemetry data, potentially including cloud and local LLM inference strategies.\r\nFrontend Design:Implement intuitive frontend interfaces allowing users to visualize software quality KPIs, test results, and execution telemetry, without getting overwhelmed by the data.\r\nAI Integration:Work closely with V&V and integration engineers to weave appropriate AI capabilities into the platform, ensuring a smooth flow from agentic frameworks onto the developer dashboards.\r\nQualities\r\nComplexity Tamer:You are comfortable organizing non-deterministic data, fault clusters, and statistical output, and distilling it into a clean, actionable UI.\r\nHigh-Assurance Builder:You want to make reliable, production-grade software. You prioritize robustness, performance, and rigor over chasing trendy frontend hype.\r\nAI Pragmatist:You understand LLMs and agentic systems. You don't need to be an ML expert, but you need to understand the AI stack well enough to build tools that can serve agentic AI developers.\r\nBonus Points\r\nExperience building developer tools, observability platforms, or data-heavy SaaS products from the ground up.\r\nFamiliarity with complex data visualization or canvas-based UI rendering.\r\nExperience with local LLM orchestration and inference engines (e.g., vLLM, Ollama, llama.cpp).\r\nExperience\r\nExtensive background as a Full-Stack Software Engineer, with deep proficiency in Python on the backend, modern frontend frameworks (React, Vue, etc.), and a history of shipping complex, production-grade systems.\r\nFamiliarity with AI concepts, integrating LLM APIs, or working alongside agentic orchestration frameworks.\r\nAbout Us\r\nWe are an early-stage, stealth-mode agentic AI QA startup, backed by Breyer Zou Ventures and successful entrepreneurs, investors, and operators such as Scott Sandell, Sheryl Sandberg, Jerry Yang, and KR Sridhar.","company":"Stealth Mode Ai Qa Startup","rawCompany":"stealth mode ai qa startup","city":"Sunnyvale","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-05-08T01:35:43.076Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1253.00","title":"Software Quality Assurance Analysts and Testers","slug":"software-quality-assurance-analysts-and-testers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Full Stack DevTools Engineer","description":"Mission\r\nWe are seeking a Full-Stack Platform Engineer to work on the control plane for an agentic V&V (verification and validation) system.\r\nThis role involves taking the outputs from our agentic testing engines and turning them into an intuitive SaaS platform that enables developers to measure and improve the quality of their AI agents.\r\nRole\r\nOverview:This role is about designing and building the backend and frontend of our SaaS product, bridging between deep V&V technology and developers using it.\r\nBackend Architecture:Implement Python backend services that can coordinate and track execution environments, testing workloads and results, and telemetry data, potentially including cloud and local LLM inference strategies.\r\nFrontend Design:Implement intuitive frontend interfaces allowing users to visualize software quality KPIs, test results, and execution telemetry, without getting overwhelmed by the data.\r\nAI Integration:Work closely with V&V and integration engineers to weave appropriate AI capabilities into the platform, ensuring a smooth flow from agentic frameworks onto the developer dashboards.\r\nQualities\r\nComplexity Tamer:You are comfortable organizing non-deterministic data, fault clusters, and statistical output, and distilling it into a clean, actionable UI.\r\nHigh-Assurance Builder:You want to make reliable, production-grade software. You prioritize robustness, performance, and rigor over chasing trendy frontend hype.\r\nAI Pragmatist:You understand LLMs and agentic systems. You don't need to be an ML expert, but you need to understand the AI stack well enough to build tools that can serve agentic AI developers.\r\nBonus Points\r\nExperience building developer tools, observability platforms, or data-heavy SaaS products from the ground up.\r\nFamiliarity with complex data visualization or canvas-based UI rendering.\r\nExperience with local LLM orchestration and inference engines (e.g., vLLM, Ollama, llama.cpp).\r\nExperience\r\nExtensive background as a Full-Stack Software Engineer, with deep proficiency in Python on the backend, modern frontend frameworks (React, Vue, etc.), and a history of shipping complex, production-grade systems.\r\nFamiliarity with AI concepts, integrating LLM APIs, or working alongside agentic orchestration frameworks.\r\nAbout Us\r\nWe are an early-stage, stealth-mode agentic AI QA startup, backed by Breyer Zou Ventures and successful entrepreneurs, investors, and operators such as Scott Sandell, Sheryl Sandberg, Jerry Yang, and KR Sridhar.","datePosted":"2026-05-08T01:35:43.076Z","dateModified":"2026-05-08T01:35:43.076Z","hiringOrganization":{"@type":"Organization","name":"Stealth Mode Ai Qa Startup","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Sunnyvale","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"71dad0f37de2f8bec92f0afd"},"url":"https://jobsearcher.com/jobs/71dad0f37de2f8bec92f0afd"}}