# Staff Software Engineer

> Raydar · San Francisco, United States · Full-time · Posted 2026-11-05

**Salary:** USD 250,000–320,000

**Workplace:** on_site

## Description

About the company

Our client is a fast-growing financial technology company.

The role

Raydar is recruiting for this role on behalf of our client. Own the design and architecture of core backend systems for a real-time product, taking features from first design through to live production. Contribute across the entire product in a compact, office-based engineering team, with emphasis on speed and resilience.

What you'll do

\- Design and own core backend systems for low-latency, real-time services.

\- Drive performance and reliability improvements using event-driven designs and parallel processing.

\- Collaborate with a small engineering group and company founders across infrastructure, backend and reliability work.

\- Deploy, operate and scale fault-tolerant distributed systems on container orchestration.

\- Take features from initial design through to live production, often within days.

\- Help build and refine machine learning systems that improve from ongoing feedback.

## Requirements

What we're looking for

\- At least 3 years of professional software engineering experience.

\- Computer Science degree.

\- Prior work building fast, time-sensitive backend or full-stack software.

\- Strong database design and performance optimization skills.

\- Solid grasp of how multi-node software stays available and recovers from failures.

\- Hands-on history of carrying backend services from build through to running in production, with full accountability.

\- Comfort owning design and architecture across an entire product.

\- Familiarity with AI and large language models.

\- Backend or full-stack experience rather than frontend work alone.

Bonus points

\- Four or more years of experience.

\- Background in creating or running machine learning models in live environments.

\- Startup, founder or mid-size company experience, including after a large technology company.

\- Python experience.

\- A degree from a strong university computer science program.

## Benefits

Compensation and benefits

\- Base salary: USD 250K to 320K

\- Equity

Location and work model

\- San Francisco, California, United States

\- On-site, 5 days a week

\- Full-time

## Apply

[Apply at Raydar](https://apply.workable.com/raydar/j/625EB756BE/apply)

---
Powered by [Workable](https://www.workable.com)