[Remote] Software Engineer - Platform / Core Infrastructure - Americas

Note: The job is a remote job and is open to candidates in USA. XBOW is a company focused on building the future of offensive security through AI technology. They are seeking a Software Engineer - Platform / Core Infrastructure to design and implement scalable systems that power their core AI engine and distributed analysis systems.ResponsibilitiesDesign and implement infrastructure systems that scale reliably and securely, and can be deployed across multiple cloud environments (AWS, Azure, OCI etc.) and contexts (SaaS, on prem)Tune and optimize cloud services across compute, storage, networking, and observability to drive performance, reliability and maintainability of core servicesDevelop our core services, written in TypeScript, Kotlin and Go (and pick them up quickly if you haven’t used them before) to support our unique deployment and infrastructure requirementsSupport large-scale systems with event driven architecturesOwn problems end-to-end—from design through deployment to production supportNavigate ambiguity and help define how we build as much as what we buildPartner closely with other engineers, AI researchers and Security researchers to enable high-quality, high-velocity product developmentDesign for resilience by implementing disaster recovery and business continuity strategies that ensure uptime, even when things breakImprove how we build, deploy, and monitor services at scaleSkillsStrong experience building and operating scalable, distributed systems on cloud infrastructure such as AWS or similarExtensive experience with Containerisation and Orchestration technologies (e.g. Docker and Kubernetes)Comfortable working with infrastructure as code (e.g., Terraform, CDK) and see infra as part of the engineering system—not something separate from itExperience with event-driven architectures, message queues, or async workflows (for example, using Kafka)A track record of performance tuning across cloud services, databases, and compute layersEager to learn new tools, languages, and technologies as neededA thoughtful communicator who values clarity and simplicity and is comfortable working in a fast-paced startup and navigating ambiguityStrong problem-solving skills and the ability to work with incomplete informationCurious, practical, and eager to work across layers of the stack when neededYou think proactively about failure modes and bring experience implementing disaster recovery and business continuity plans that keep critical systems runningExperience with deploying infrastructure to multiple environments (SaaS, on-prem) and know how to build resilient systems that handle the complexity of such environmentsFamiliarity with modern observability practices (logs, metrics, tracing) and how to apply themExperience working in an early stage startupPrior experience building developer tooling or security productsHands-on experience with OpenSearch or Elasticsearch at scalePrevious experience building platform teams or working on internal developer platformsBenefitsCompetitive salary and a generous equity package, making you a true owner of the company.Shape your role, lead the function, and grow with the company as we redefine cybersecurity.You will tackle technically complex challenges and play a pivotal role in the growth of our business, working alongside an amazing team and some of the world’s experts to shape how AI transforms cybersecurity.Remote in the US or EMEA (all team members are remote but we meet regularly and you’re supported to travel to collaborate with colleagues in person)Company OverviewXBOW develops autonomous security testing software that identifies and validates vulnerabilities in web applications and digital systems. It was founded in 2024, and is headquartered in Seattle, Washington, USA, with a workforce of 201-500 employees. Its website is https://xbow.com.Company H1B SponsorshipXBOW has a track record of offering H1B sponsorships, with 1 in 2025. Please note that this does not guarantee sponsorship for this specific role.