Raydar
Staff/Principal Software Engineer
$217K–$410K
San Francisco, California · Principal · Full-time · Posted Aug 14, 2026
- Experience
- 8 to 15 years.
- Visa sponsorship
- Open to visa transfers, including OPT and H-1B transfers.
About the job
Own technical direction for a major platform area, solving high-priority engineering problems across distributed systems or agent-centric AI products.
What you'll do
- Set architecture and technical direction, and lead complex technical decisions and tradeoffs.
- Establish engineering standards across teams and partner with product and engineering leadership on business-aligned priorities.
- Use AI-assisted development tools and contribute as a cross-project technical leader.
What they ask for
- 8 to 15 years in backend or full-stack engineering building large-scale distributed systems.
- Experience owning and operating production systems at scale, serving 100,000+ users.
- Strong system design skills for large-scale data and distributed systems.
- Hands-on experience with AI-assisted development tools such as Copilot or Cursor.
Nice to have
- Experience building LLM-based or agent-centric products.
- Familiarity with Ruby on Rails, Python, MongoDB, Elasticsearch, or Terraform.
Pay
$217,000 to $410,000 USD base salary
Tools
Copilot, Cursor, Ruby on Rails, Python, MongoDB, Elasticsearch, Terraform
AI focus
Work on agent-centric AI products and use AI-assisted development agents for design, investigation, and implementation.
Model-written summary · the original posting is authoritative