# Senior Software Engineer > Raydar · San Francisco, United States (Hybrid) · Full-time · Posted 2026-10-01 **Salary:** USD 170,000–311,000 **Workplace:** hybrid ## Description About the company Our client is a fast-growing software company. The role Raydar is recruiting for this role on behalf of our client. Take responsibility for core backend services at a high-scale software platform, shaping them from initial architecture through live operation. Partner with product, design and engineering leaders to untangle unclear technical challenges, and use AI coding assistants as a routine part of daily work. What you'll do \- Lead the architecture, delivery and ongoing operation of key services and product capabilities. \- Develop and maintain distributed data-processing systems, choosing suitable tools such as a message queue and databases for each problem. \- Turn vague, difficult technical challenges into clear plans and deliver them, staying accountable for uptime, speed and cost efficiency. \- Create intelligent agent-based software features for a broad global audience. \- Work with product, design and engineering leadership on problems that span several teams. ## Requirements What we're looking for \- 5 to 8 years of professional software engineering experience. \- Time spent at startups, AI-focused companies or in an early engineering team. \- A track record of steadily taking on greater scope and responsibility. \- Experience running high-traffic distributed platforms in production. \- Solid system design skills for data-heavy, distributed architectures. \- Working knowledge of Ruby on Rails or Python, plus a document store or search engine. \- Practical experience using AI coding assistants. \- Either deep database expertise or experience building applications on large language models, ideally gained at a respected high-growth company. \- Residence in the San Francisco Bay Area and willingness to be in the office 3 days per week. Bonus points \- A computer science degree from a leading university, though extensive hands-on experience can offset this. ## Benefits Compensation and benefits \- Base salary: USD 170,000 to 311,000 per year \- Equity \- Performance bonus \- Flexible hybrid work \- Professional development support Location and work model \- San Francisco, CA, United States \- Hybrid, 3 days per week in office \- Full-time ## Apply [Apply at Raydar](https://apply.workable.com/raydar/j/6AC4C9CC65/apply) --- Powered by [Workable](https://www.workable.com)