Senior Staff Software Engineer - Cloud Platform

About the RoleLytx is building the future of its products on a scalable, cloud-first platform, fusing large-scale AWS infrastructure with the hardware that powers our in-vehicle gateways and smart cameras, plus the AI and fleet services layered on top. We're assembling a small, elite team of senior technical operators to own this platform end-to-end and define where Lytx goes next.We're looking for a Senior Staff Software Engineer with deep technical mastery and sharp architectural judgment to join as a core member. This is not a management role, and there's no hierarchy: every member operates with full autonomy — architecting solutions, writing production code, making high-stakes calls, and shipping at pace. You'll own problems end-to-end, from system design and backend services through infrastructure, frontend, and mobile, with direct accountability for production outcomes.Key ResponsibilitiesArchitect, design, and build scalable, production-grade backend services running in AWS making critical technical decisions on system design, data modeling, and service boundaries with minimal oversight.Define and drive the technical direction of the cloud platform, including service architecture, infrastructure patterns, and operational standards that the team adopts.Develop and maintain services using Node.js and other backend technologies, with full ownership from design through deployment and production support.Leverage AI tools (e.g., Claude Code) as force multipliers in the development workflow.Design and implement infrastructure-as-code using AWS CDK, owning the full infrastructure lifecycle.Work with PostgreSQL at depth, including schema design, query performance optimization, and data architecture decisions.Build and maintain frontend applications using React & MUI and contribute to mobile applications built with React Native for Android and iOS.Develop software components across multiple languages: JavaScript/Node.js, Python, Rust, and C/C++, choosing the right tool for the problem.Set and uphold engineering standards for code quality, testing, reliability, and security, leading by example rather than by mandate.Evaluate emerging technologies, prototype solutions, and make build-vs-buy recommendations that shape the platform’s technical roadmap.Operate as a full peer within a flat, high-trust team, participating in architectural discussions, code reviews, and production incident response with shared accountability.Required QualificationsBachelor’s degree in Computer Science, Software Engineering, or equivalent depth of practical experience.12+ years of software engineering experience building and operating cloud-based distributed systems at scale.Deep expertise with Node.js, React, and MUI in production environments.Proven mastery of distributed systems, microservices architecture, and cloud-native design patterns.Deep knowledge of AWS services and hands-on experience writing, testing, and maintaining AWS CDK scripts.Expertise in IP networking, including TCP/IP and related protocols.Demonstrated ability to operate across the full stack, backend, frontend, infrastructure, and deployment at a high level of proficiency in each.Track record of making sound architectural decisions independently and influencing technical direction beyond your immediate deliverables.Strong problem-solving skills with the ability to navigate ambiguity, make trade-offs, and deliver under time pressure.Effective communication skills, able to articulate architectural vision, defend technical trade-offs, and align with peers on approach.Preferred ExperienceLarge-scale, production cloud platforms serving high-volume, real-time workloads.IoT, device-integrated, or data-intensive systems.CI/CD pipelines, automated deployments, and infrastructure automation.Performance tuning, observability, and operational excellence in cloud environments.Prior experience in small, high-performance engineering teams with flat structures.Benefits:Medical, dental and vision insurance Health Savings AccountFlexible Spending AccountsTelehealth401(k) and 401(k) matchLife and AD&D insuranceShort-Term and Long-Term DisabilityFTO or PTOEmployee Well-Being program11 paid holidays plus 1 inclusive holiday per yearVolunteer Time OffEmployee Referral programEducation Reimbursement ProgramEmployee Recognition and Appreciation programAdditional perk and voluntary benefit programsSalary is based on a number of factors including market location and may vary depending on job-related knowledge, skills, and experience. This position is also eligible for an incentive compensation plan. The expected hiring salary for this position is:$183,500.00 - $232,500.00You’re driven to succeed and so are we. At Lytx, our mission is to protect a world in motion, and we do it by building technology and partnerships that help keep people safe on the road. The way we work is guided by our shared values: Deliver for the customer, Responsibility in every outcome, Innovate with purpose, Velocity with excellence, and Elevate each other.If you’re looking for meaningful work, a team that challenges and supports you, and the chance to grow your career while making a real impact, we’d love to meet you.Together, we’re helping make roadways safer and saving lives!Lytx, Inc. is proud to be an equal opportunity employer. We’re committed to building a diverse and inclusive workforce and do not discriminate based on race, color, religion, sex, sexual orientation, gender identity or expression, gender, genetic information, uniformed service, national origin, age, veteran status, disability, pregnancy, or any other status protected by federal or state law. We are committed to providing reasonable accommodation for candidates with disabilities who need assistance during the hiring process. To request a reasonable accommodation, please email View email address on click.appcast.io.  Lytx conducts background checks on applicants who receive a conditional offer of employment in accordance with applicable local, state, federal and regional laws. Qualified applicants with arrest or conviction records will be considered. Background check results may potentially result in the withdrawal of a conditional offer of employment and will be made in accordance with all applicable local, state, federal and regional laws. SummaryLocation: Office - San Diego, CA; Remote - USAType: Full time