{"schemaVersion":"jobsearcher.job.v1","id":"b2f0bad3e6503fbb64a1583c","url":"https://jobsearcher.com/jobs/b2f0bad3e6503fbb64a1583c","canonicalUrl":"https://jobsearcher.com/jobs/b2f0bad3e6503fbb64a1583c","title":"Core Engineering","description":"About Us\r\nAt Rox, we believe in empowering people to do their best work.Our platform supercharges sellers with autonomous revenue agents to do the manual work so they can focus on what they do best: selling. Just as coding agents 10x’d engineering, revenue agents 10x customer work.We are reimagining the revenue stack by building the world’s first revenue operating system, from the application layer to the system of context. With Rox, humans are evolving to orchestrators while agents manage the end-to-end customer lifecycle.Rox powers Global 2000 leaders in banking, hardware, construction, and sovereign AI, while serving dominant AI winners like Ramp and Cognition.Underlying all of this success is an unwavering, shared belief in the mission, with an unreasonable commitment of doing whatever it takes to make it a reality.The Team\r\nNothing is possible without the world-class team, assembled to redefine how businesses operate.Members on our team have:Founded and exited successful companiesHeld the highest positions at Google, AWS, Confluent, and New RelicWon IMO and IOI gold medalsPublished field-defining papersWe’re backed by the best, including Sequoia, General Catalyst, Google Ventures, Elad Gil, and Chris Ré.Core Principles\r\nTaste: Craft beautiful experiences.\r\nNo matter how small, we strive to make sure every detail is right. We care deeply about every interaction, both in terms of whether it helps the seller get the job done, but also how the product makes them feel. We get a visceral feeling when something is off and stop at nothing to make sure we make it right. We never settle, continuously exploring ways to delight sellers.Obsession: Commit unreasonably.\r\nIn all aspects of our craft, we commit. We not only are immediately reactive to customers’ requests but are proactive about driving value even before they ask. We are also obsessive about always learning and honing our craft, improving ourselves and product every single day.Action: Get it done.\r\nTalking is easy but the difference comes from the execution. We lean heavily towards making thoughtful yet fast decisions and delivering immediately. We play in a field where trust is paramount. We earn the trust and right to empower the best sellers by forging a history of over-delivering on the promise at record speed.Your Role\r\nAbout the Core Engineering Team\r\nCore Engineering builds the systems that make autonomous revenue agents reliable at enterprise scale.This team sits at the center of Rox’s long-term technical strategy and owns foundational infrastructure across:agent reliability and orchestrationdistributed execution systemsgraph-based retrieval infrastructurestreaming and real-time context systemsobservability for autonomous workflowslow-latency data and inference pipelinesThe problems here look less like traditional SaaS application engineering and more like:real-time OLAP systemsstreaming compute platformsdistributed databasessemantic retrieval systemsdeterministic execution infrastructurehigh-scale platform engineeringAt Rox, agents continuously:retrieve contextreason across changing statetrigger actionsupdate workflowscoordinate across systemsCore Engineering builds the infrastructure that makes those loops fast, reliable, observable, and deterministic.The Role\r\nWe are hiring a Core Engineer to help design and operate the foundational infrastructure behind Rox’s autonomous agent platform.This role is ideal for engineers who have deep systems intuition and want to work on infrastructure problems at the frontier of AI reliability.You might be a fit if you’ve spent time building:distributed infrastructurestreaming systemssemantic search infrastructuregraph-based retrieval systemsexecution runtimesreliability infrastructurelow-latency backend platformsOr if you’ve historically been “the person” inside your company for difficult infrastructure problems.We care deeply about engineering craftsmanship, systems thinking, and people who can reason about long-term architecture under real-world scale constraints.Why This Role Exists\r\nEnterprise AI systems are moving toward autonomous execution.The hard problem is not generating outputs. It’s building reliable systems that can reason, retrieve context, coordinate actions, and operate deterministically under real-world enterprise constraints.We believe this requires a new category of infrastructure engineering.That is the problem space this team exists to solve.ResponsibilitiesBuild infrastructure for reliable autonomous agent executionDesign systems for deterministic, auditable agent behavior at enterprise SLAsDevelop low-latency retrieval and context systems powering AI workflowsBuild and scale graph-based infrastructure and semantic retrieval systemsImprove observability, debugging, and reliability across distributed agent systemsWork on real-time data ingestion and streaming architecturesCollaborate closely with platform, AI, and product engineering teamsHelp shape the long-term architecture behind Rox’s agent runtimeProblems You’ll Work OnReliability for long-horizon AI workflowsAgent orchestration across distributed systemsDeterministic execution for autonomous systemsStreaming context ingestion and retrievalKnowledge graph infrastructureReal-time state synchronizationLow-latency execution pipelinesEnterprise-grade observability for agent systemsWhat Success Looks Like\r\nIn your first few weeks\r\nYou understand Rox’s architecture, agent runtime, and infrastructure stack deeply enough to contribute to production systems.In your first few months\r\nYou are independently designing and improving core systems tied to agent reliability, execution, and retrieval performance.Over time\r\nYou help define the technical foundation that enables autonomous enterprise workflows to operate reliably at massive scale.QualificationsStrong background in distributed systems or platform engineeringExperience building and operating high-scale backend infrastructureStrong systems fundamentals across networking, concurrency, storage, and reliabilityExperience with streaming systems, distributed databases, or real-time infrastructureAbility to independently design and ship complex technical systemsStrong product and engineering judgmentParticularly Relevant Backgrounds\r\nWe’d especially love to speak with engineers who have experience in areas like:Apache Flinkdistributed query enginesreal-time OLAP systemsgraph retrieval systemssemantic search infrastructurestreaming compute systemslarge-scale platform engineeringAI infrastructure and orchestration systemsOpen source contributors, infrastructure specialists, and engineers who have historically operated as technical force multipliers inside their organizations tend to thrive here.Location\r\nThis role is based onsite in San Francisco.We strongly believe that the speed and complexity of the problems we are solving benefit from in-person collaboration. We actively relocate exceptional engineers from around the world and currently have team members who have moved from Europe, Canada, Asia, and Australia to join Rox.If you want to work on deep infrastructure problems at the frontier of autonomous systems, we’d love to talk.BenefitsMedical, dental, and vision, including 100% company-paid plans for you and eligible dependentsCompany-paid life & AD&D, plus short- and long-term disability401(k) with automatic enrollmentUnlimited PTO, plus paid sick leave, company holidays, and bereavementUp to 20 weeks of paid parental leave at 100% pay (birth, adoption, or foster)Wellness stipend: $375/quarterLearning stipend: up to $2,000/yearInternet & cell phone stipend: $25/monthMental health support, virtual care, and care navigationFertility & family-building support, plus backup care membershipPre-tax commuter benefits (transit & parking)SF HQ: daily catered breakfast & lunch, meal allowances, and rideshare support when commuting to the office#J-18808-Ljbffr","company":"Roxai","rawCompany":"roxai","city":"Millbrae","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-11-04T02:23:37.622Z","occupations":[{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"17-2199.00","title":"Engineers, All Other","slug":"engineers-all-other"}],"industries":[{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Core Engineering","description":"About Us\r\nAt Rox, we believe in empowering people to do their best work.Our platform supercharges sellers with autonomous revenue agents to do the manual work so they can focus on what they do best: selling. Just as coding agents 10x’d engineering, revenue agents 10x customer work.We are reimagining the revenue stack by building the world’s first revenue operating system, from the application layer to the system of context. With Rox, humans are evolving to orchestrators while agents manage the end-to-end customer lifecycle.Rox powers Global 2000 leaders in banking, hardware, construction, and sovereign AI, while serving dominant AI winners like Ramp and Cognition.Underlying all of this success is an unwavering, shared belief in the mission, with an unreasonable commitment of doing whatever it takes to make it a reality.The Team\r\nNothing is possible without the world-class team, assembled to redefine how businesses operate.Members on our team have:Founded and exited successful companiesHeld the highest positions at Google, AWS, Confluent, and New RelicWon IMO and IOI gold medalsPublished field-defining papersWe’re backed by the best, including Sequoia, General Catalyst, Google Ventures, Elad Gil, and Chris Ré.Core Principles\r\nTaste: Craft beautiful experiences.\r\nNo matter how small, we strive to make sure every detail is right. We care deeply about every interaction, both in terms of whether it helps the seller get the job done, but also how the product makes them feel. We get a visceral feeling when something is off and stop at nothing to make sure we make it right. We never settle, continuously exploring ways to delight sellers.Obsession: Commit unreasonably.\r\nIn all aspects of our craft, we commit. We not only are immediately reactive to customers’ requests but are proactive about driving value even before they ask. We are also obsessive about always learning and honing our craft, improving ourselves and product every single day.Action: Get it done.\r\nTalking is easy but the difference comes from the execution. We lean heavily towards making thoughtful yet fast decisions and delivering immediately. We play in a field where trust is paramount. We earn the trust and right to empower the best sellers by forging a history of over-delivering on the promise at record speed.Your Role\r\nAbout the Core Engineering Team\r\nCore Engineering builds the systems that make autonomous revenue agents reliable at enterprise scale.This team sits at the center of Rox’s long-term technical strategy and owns foundational infrastructure across:agent reliability and orchestrationdistributed execution systemsgraph-based retrieval infrastructurestreaming and real-time context systemsobservability for autonomous workflowslow-latency data and inference pipelinesThe problems here look less like traditional SaaS application engineering and more like:real-time OLAP systemsstreaming compute platformsdistributed databasessemantic retrieval systemsdeterministic execution infrastructurehigh-scale platform engineeringAt Rox, agents continuously:retrieve contextreason across changing statetrigger actionsupdate workflowscoordinate across systemsCore Engineering builds the infrastructure that makes those loops fast, reliable, observable, and deterministic.The Role\r\nWe are hiring a Core Engineer to help design and operate the foundational infrastructure behind Rox’s autonomous agent platform.This role is ideal for engineers who have deep systems intuition and want to work on infrastructure problems at the frontier of AI reliability.You might be a fit if you’ve spent time building:distributed infrastructurestreaming systemssemantic search infrastructuregraph-based retrieval systemsexecution runtimesreliability infrastructurelow-latency backend platformsOr if you’ve historically been “the person” inside your company for difficult infrastructure problems.We care deeply about engineering craftsmanship, systems thinking, and people who can reason about long-term architecture under real-world scale constraints.Why This Role Exists\r\nEnterprise AI systems are moving toward autonomous execution.The hard problem is not generating outputs. It’s building reliable systems that can reason, retrieve context, coordinate actions, and operate deterministically under real-world enterprise constraints.We believe this requires a new category of infrastructure engineering.That is the problem space this team exists to solve.ResponsibilitiesBuild infrastructure for reliable autonomous agent executionDesign systems for deterministic, auditable agent behavior at enterprise SLAsDevelop low-latency retrieval and context systems powering AI workflowsBuild and scale graph-based infrastructure and semantic retrieval systemsImprove observability, debugging, and reliability across distributed agent systemsWork on real-time data ingestion and streaming architecturesCollaborate closely with platform, AI, and product engineering teamsHelp shape the long-term architecture behind Rox’s agent runtimeProblems You’ll Work OnReliability for long-horizon AI workflowsAgent orchestration across distributed systemsDeterministic execution for autonomous systemsStreaming context ingestion and retrievalKnowledge graph infrastructureReal-time state synchronizationLow-latency execution pipelinesEnterprise-grade observability for agent systemsWhat Success Looks Like\r\nIn your first few weeks\r\nYou understand Rox’s architecture, agent runtime, and infrastructure stack deeply enough to contribute to production systems.In your first few months\r\nYou are independently designing and improving core systems tied to agent reliability, execution, and retrieval performance.Over time\r\nYou help define the technical foundation that enables autonomous enterprise workflows to operate reliably at massive scale.QualificationsStrong background in distributed systems or platform engineeringExperience building and operating high-scale backend infrastructureStrong systems fundamentals across networking, concurrency, storage, and reliabilityExperience with streaming systems, distributed databases, or real-time infrastructureAbility to independently design and ship complex technical systemsStrong product and engineering judgmentParticularly Relevant Backgrounds\r\nWe’d especially love to speak with engineers who have experience in areas like:Apache Flinkdistributed query enginesreal-time OLAP systemsgraph retrieval systemssemantic search infrastructurestreaming compute systemslarge-scale platform engineeringAI infrastructure and orchestration systemsOpen source contributors, infrastructure specialists, and engineers who have historically operated as technical force multipliers inside their organizations tend to thrive here.Location\r\nThis role is based onsite in San Francisco.We strongly believe that the speed and complexity of the problems we are solving benefit from in-person collaboration. We actively relocate exceptional engineers from around the world and currently have team members who have moved from Europe, Canada, Asia, and Australia to join Rox.If you want to work on deep infrastructure problems at the frontier of autonomous systems, we’d love to talk.BenefitsMedical, dental, and vision, including 100% company-paid plans for you and eligible dependentsCompany-paid life & AD&D, plus short- and long-term disability401(k) with automatic enrollmentUnlimited PTO, plus paid sick leave, company holidays, and bereavementUp to 20 weeks of paid parental leave at 100% pay (birth, adoption, or foster)Wellness stipend: $375/quarterLearning stipend: up to $2,000/yearInternet & cell phone stipend: $25/monthMental health support, virtual care, and care navigationFertility & family-building support, plus backup care membershipPre-tax commuter benefits (transit & parking)SF HQ: daily catered breakfast & lunch, meal allowances, and rideshare support when commuting to the office#J-18808-Ljbffr","datePosted":"2026-11-04T02:23:37.622Z","dateModified":"2026-11-04T02:23:37.622Z","hiringOrganization":{"@type":"Organization","name":"Roxai","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"b2f0bad3e6503fbb64a1583c"},"url":"https://jobsearcher.com/jobs/b2f0bad3e6503fbb64a1583c"}}