Raydar
Software Engineer
$260K–$290K
San Francisco, California · Full-time · Posted Oct 12, 2026
- Education
- A degree from a highly ranked university in the US, Canada, or Europe; candidates with a big tech background must have a computer science degree from a leading program.
About the job
Build and launch full-stack systems, services, interfaces, and infrastructure for data and evaluation workflows, while improving scalability and reliability.
What you'll do
- Design and build scalable systems, APIs, simulation environments, and internal platforms involving human review.
- Collaborate with research, product, and design teams and external researchers to deliver features.
- Write and review code, maintain technical notes, and improve system scalability and reliability.
What they ask for
- Full-stack capability with React, Node.js or Python, and Kubernetes.
- Track record of building a project end to end with strong ownership.
- Experience at a high-growth startup, respected trading firm, or as a founding engineer at a well-resourced startup.
- Degree from a highly ranked university in the US, Canada, or Europe; big-tech candidates must also have a computer science degree from a leading program.
Nice to have
- Experience with Kafka, Redis, or Elasticsearch.
- Background in human data or AI data; for early-career candidates, multiple internships at top-tier technology companies.
Pay
USD 260,000 to 290,000 per year (base salary)
Tools
React, Node.js, Python, Kubernetes, Kafka, Redis, Elasticsearch
AI focus
Contribute to data and evaluation workflows and internal platforms involving human review; experience in the AI data space is a bonus.
Model-written summary · the original posting is authoritative