# Lead Platform Engineer > Raydar · San Francisco, United States · Full-time · Posted 2026-09-30 **Salary:** USD 220,000–300,000 **Workplace:** on_site ## Description About the company Our client is an early-stage technology company. The role Raydar is recruiting for this role on behalf of our client. Act as the most senior engineer on a core data platform, guiding architecture, security and reliability decisions. The work combines hands-on backend development with mentoring and helping shape a growing engineering team. What you'll do \- Lead the technical direction, delivery and scaling of a central data platform. \- Build and run the services that bring in varied inputs, expose them through APIs and store them reliably. \- Operate the graph database and search components that power advanced retrieval use cases. \- Develop high-throughput backend services in Go and Python. \- Plan platform security from the ground up, covering access between services, customer separation, credential handling and data protection. \- Manage cloud infrastructure, automated delivery pipelines and monitoring, and set reliability targets and shared developer tooling. \- Raise engineering standards through design guidance, code review and coaching. \- Partner with company leadership to interview candidates and hire engineers as the team expands. ## Requirements What we're looking for \- 5+ years of hands-on experience with production backend systems, data platforms or large-scale distributed services (3+ for exceptional candidates). \- A record of leading design, security and scaling decisions for a core platform. \- Experience bringing structure and discipline to young engineering environments. \- Strong working knowledge of container orchestration, infrastructure as code and modern CI/CD tooling. \- Experience building data pipelines that handle messy, varied source data. \- Experience at well-regarded engineering organizations or startups. \- Ability to work on-site in San Francisco, CA, five days a week. \- Legal authorization to work in the United States. Bonus points \- Exposure to scientific or life sciences data. \- Familiarity with formal security or compliance certification efforts. ## Benefits Compensation and benefits \- Base salary: USD 220,000 to 300,000 per year \- Equity \- Health, dental and vision coverage \- Life and disability insurance \- Retirement plan \- Paid parental leave \- Flexible time off and paid holidays \- Paid sick leave \- Learning budget \- Relocation support Location and work model \- San Francisco, CA, United States \- On-site, 5 days per week in office \- Full-time ## Apply [Apply at Raydar](https://apply.workable.com/raydar/j/7EDACA280F/apply) --- Powered by [Workable](https://www.workable.com)