Senior Full Stack Engineer

About the company Our client is a software company. The role Raydar is recruiting for this role on behalf of our client. Lead the delivery of a security-hardened deployment of an existing software platform inside a restricted public-sector cloud. The work is mostly backend engineering with some frontend, and involves close collaboration with machine learning and platform colleagues. What you'll do - Re-create an existing application stack in a locked-down government cloud, prioritizing security, stability and reliability. - Design and implement data separation so each user can only view information appropriate to their authorization level. - Keep backend services dependable and expand infrastructure capacity as more users join. - Work alongside a machine learning engineer to migrate retrieval-based AI pipelines, benchmark models and bring down running costs. - Stay aligned with the wider platform engineers so new capabilities reach the government deployment. - Split your time roughly 70% backend and 30% frontend. Requirements What we're looking for - 5+ years of professional software engineering experience. - At least 1 year of hands-on work with systems hosted in a highly regulated defense or federal cloud environment. - Strong skills in React and Python, with a backend-leaning focus. - At least 1 year in a startup setting; a mix of large technology company and startup experience is fine. - Practical experience with AI services on a major cloud provider. - Background in machine learning, retrieval pipelines and large language models, ideally at significant organizational scale. - Bachelor's degree in computer science or a related STEM field. - Comfort leading client conversations and explaining technical ideas plainly to non-technical audiences. - Ability to work on-site five days a week. Bonus points - Familiarity with federal security and compliance frameworks and the authorization process for government systems. Benefits Compensation and benefits - Base salary: USD 180,000 to 250,000 per year - Equity Location and work model - Los Altos, CA, United States - On-site, 5 days per week in office - Occasional travel to Washington, D.C. - Full-time