{"schemaVersion":"jobsearcher.job.v1","id":"7f48691bffd5effe88adced8","url":"https://jobsearcher.com/jobs/7f48691bffd5effe88adced8","canonicalUrl":"https://jobsearcher.com/jobs/7f48691bffd5effe88adced8","title":"Senior Software Engineer, Core Systems (Rust)","description":"About PubNub\nPubNub is a San Francisco–based technology company that powers real-time interactive experiences that drive engagement, retention, and monetization. Our platform enables organizations to efficiently build, manage, and optimize real-time applications used by millions of people around the world.\nFounded in 2012, PubNub serves more than 2,000 companies globally, including Amazon, RingCentral, Gameloft, and DAZN. Our secure, low-latency platform scales worldwide, helping customers launch and enhance applications that engage users and deliver business results.\nEngineering teams at PubNub build and operate the systems behind our globally distributed platform. Our infrastructure processes trillions of transactions each month across 15+ data centers worldwide, enabling reliable, low-latency real-time experiences at scale.\nAbout the Role\nPubNub is looking for a Senior Software Engineer to join our Core team and help build and operate the foundational services behind our real-time platform.\nThis is a senior individual contributor role focused on designing, building, and operating distributed systems in Rust. You'll work on services that power messaging, eventing, presence, storage, history, search, and fanout across our globally distributed platform.\nYou'll help evolve systems that process trillions of transactions each month, with a focus on reliability, performance, observability, and operational excellence.\nEngineers on the Core team own services from development through production operations, including monitoring, incident response, and capacity planning.\nKey Responsibilities\nBuild core distributed systems in Rust.\nDesign scalable and fault-tolerant platform services.\nDevelop messaging, storage, and eventing infrastructure.\nImprove system reliability and operational resilience.\nOwn services from development through production operations.\nCreate metrics, dashboards, alerts, and runbooks.\nSupport incident response and capacity planning.\nOptimize latency, throughput, and system performance.\nWork across cloud infrastructure and data systems.\nUse AI tools thoughtfully to improve engineering workflows.\nAbout You\nMinimum Requirements\nStrong experience building production systems in Rust.\nExperience with distributed systems and cloud infrastructure.\nDeep understanding of fault tolerance and concurrency.\nExperience operating production services at scale.\nExperience with Kubernetes-based environments.\nNice to Have\nExperience with AWS infrastructure.\nExperience with Cassandra, DynamoDB, Redis, or Aurora.\nExposure to Go or Python.\nStrong observability and debugging experience.\nExperience supporting high-scale distributed systems.\nLocation\nBay Area candidates preferred. Remote candidates will also be considered.\nWhy Join PubNub\nBuild infrastructure processing trillions of transactions monthly.\nWork on distributed systems operating at global scale.\nOwn services from design through production operations.\nSolve reliability, performance, and scalability challenges.\nCollaborate with experienced platform engineers.\nContribute to systems used by millions worldwide.\nRemote-first environment with autonomy and ownership.\nCompensation\nCompensation range: $140,000–$170,000 per year, plus equity eligibility. Compensation is determined based on experience, skills, location, and business needs.\nApply\nJoin PubNub's Core team and help build the systems that power real-time applications worldwide. If you enjoy distributed systems, Rust, and operating services at scale, we'd like to hear from you.\nEqual Employment Opportunity\nPubNub is an equal opportunity employer and is committed to creating an inclusive workplace for all employees and applicants. Employment decisions are based on qualifications, merit, and business needs without regard to legally protected characteristics.\nWork Authorization Requirement\nCandidates must be legally authorized to work in the country where they are hired. PubNub does not provide employment visa sponsorship for this role.\nInformation Accuracy Note\nCandidates are expected to provide accurate and truthful information throughout the application and hiring process. Any misrepresentation or omission of material information may affect employment eligibility.","company":"Pubnub","rawCompany":"pubnub","city":"Millbrae","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-08-05T12:59:10.502Z","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":"15-1211.00","title":"Computer Systems Analysts","slug":"computer-systems-analysts"}],"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":"Senior Software Engineer, Core Systems (Rust)","description":"About PubNub\nPubNub is a San Francisco–based technology company that powers real-time interactive experiences that drive engagement, retention, and monetization. Our platform enables organizations to efficiently build, manage, and optimize real-time applications used by millions of people around the world.\nFounded in 2012, PubNub serves more than 2,000 companies globally, including Amazon, RingCentral, Gameloft, and DAZN. Our secure, low-latency platform scales worldwide, helping customers launch and enhance applications that engage users and deliver business results.\nEngineering teams at PubNub build and operate the systems behind our globally distributed platform. Our infrastructure processes trillions of transactions each month across 15+ data centers worldwide, enabling reliable, low-latency real-time experiences at scale.\nAbout the Role\nPubNub is looking for a Senior Software Engineer to join our Core team and help build and operate the foundational services behind our real-time platform.\nThis is a senior individual contributor role focused on designing, building, and operating distributed systems in Rust. You'll work on services that power messaging, eventing, presence, storage, history, search, and fanout across our globally distributed platform.\nYou'll help evolve systems that process trillions of transactions each month, with a focus on reliability, performance, observability, and operational excellence.\nEngineers on the Core team own services from development through production operations, including monitoring, incident response, and capacity planning.\nKey Responsibilities\nBuild core distributed systems in Rust.\nDesign scalable and fault-tolerant platform services.\nDevelop messaging, storage, and eventing infrastructure.\nImprove system reliability and operational resilience.\nOwn services from development through production operations.\nCreate metrics, dashboards, alerts, and runbooks.\nSupport incident response and capacity planning.\nOptimize latency, throughput, and system performance.\nWork across cloud infrastructure and data systems.\nUse AI tools thoughtfully to improve engineering workflows.\nAbout You\nMinimum Requirements\nStrong experience building production systems in Rust.\nExperience with distributed systems and cloud infrastructure.\nDeep understanding of fault tolerance and concurrency.\nExperience operating production services at scale.\nExperience with Kubernetes-based environments.\nNice to Have\nExperience with AWS infrastructure.\nExperience with Cassandra, DynamoDB, Redis, or Aurora.\nExposure to Go or Python.\nStrong observability and debugging experience.\nExperience supporting high-scale distributed systems.\nLocation\nBay Area candidates preferred. Remote candidates will also be considered.\nWhy Join PubNub\nBuild infrastructure processing trillions of transactions monthly.\nWork on distributed systems operating at global scale.\nOwn services from design through production operations.\nSolve reliability, performance, and scalability challenges.\nCollaborate with experienced platform engineers.\nContribute to systems used by millions worldwide.\nRemote-first environment with autonomy and ownership.\nCompensation\nCompensation range: $140,000–$170,000 per year, plus equity eligibility. Compensation is determined based on experience, skills, location, and business needs.\nApply\nJoin PubNub's Core team and help build the systems that power real-time applications worldwide. If you enjoy distributed systems, Rust, and operating services at scale, we'd like to hear from you.\nEqual Employment Opportunity\nPubNub is an equal opportunity employer and is committed to creating an inclusive workplace for all employees and applicants. Employment decisions are based on qualifications, merit, and business needs without regard to legally protected characteristics.\nWork Authorization Requirement\nCandidates must be legally authorized to work in the country where they are hired. PubNub does not provide employment visa sponsorship for this role.\nInformation Accuracy Note\nCandidates are expected to provide accurate and truthful information throughout the application and hiring process. Any misrepresentation or omission of material information may affect employment eligibility.","datePosted":"2026-08-05T12:59:10.502Z","dateModified":"2026-08-05T12:59:10.502Z","hiringOrganization":{"@type":"Organization","name":"Pubnub","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"7f48691bffd5effe88adced8"},"url":"https://jobsearcher.com/jobs/7f48691bffd5effe88adced8"}}