Lead Platform Engineer

About the company Our client is a biotechnology company. The role Raydar is recruiting for this role on behalf of our client. Act as technical lead for the cloud, data and automation infrastructure behind a high-volume operation. Own backend services, data pipelines and distributed workflow systems, and build internal tooling that lets automated agents support day-to-day operations. Mentor engineers and lead cross-functional projects from idea through production. What you'll do - Own core backend services that coordinate physical devices and on-prem servers, along with the data ingestion pipeline. - Build cloud infrastructure and data pipelines to store, process and deliver very large volumes of data. - Design infrastructure for running millions of compute tasks, including queues, workflow orchestration and scheduling. - Build AI infrastructure and internal tooling that supports agent-based systems for monitoring, logistics coordination and adaptive data analysis. - Lead ambiguous, cross-functional projects from concept to production. - Mentor teammates and help others build new skills. Requirements What we're looking for - Strong experience with cloud orchestration services on AWS and Python backend development with a framework such as FastAPI or Django. - Impactful experience at a startup as it scaled. - Experience designing, building and shipping reliable distributed systems, including queues, orchestration and state machines. - Linux server administration and experience with distributed task queues. - Experience leading projects and mentoring engineers on small teams. - Up to date with the latest AI tooling. - A university degree in a quantitative or technical discipline, or comparable practical background. - High agency, strong ownership and clear communication in a fast-paced, tight-knit team. Bonus points - Experience building LLM or agent systems, including tooling, evaluation, permissions and workflow design. - Ambition to step up from a Senior or Staff engineer role into a lead role. - Genuine curiosity about science domains. - Former founder or founding engineer. Benefits Compensation and benefits - Base salary: USD 205,000 to 235,000 per year - Equity - Health, dental and vision coverage - Life insurance and mental health coverage - Retirement plan with matching - Paid time off and paid holidays Location and work model - South San Francisco, California, United States - Hybrid, 3 days a week on-site - Full-time