Raydar
Senior Backend Software Engineer
$210K–$260K
New York, New York · Senior · Full-time · Posted Sep 30, 2026
- Experience
- 3+ years of backend engineering experience.
- Education
- A computer science or related degree is preferred.
About the job
Lead backend engineering for an early-stage healthcare technology platform, owning architecture, reliability, real-time processing, and payment systems.
What you'll do
- Own backend systems, including APIs, databases, access controls, monitoring, and deployments.
- Build real-time pricing and processing services, including an in-house engine validated against production traffic.
- Own payment infrastructure and make architecture and schema decisions to support growth.
What they ask for
- 3+ years of backend engineering experience with strong architecture skills.
- Experience owning production systems where downtime or errors directly affect revenue, such as payments, ledgers, trading, or critical infrastructure.
- Backend-focused full-stack, system architecture, and database schema design experience; able to work as the sole engineer in an early-stage startup.
- Proficiency with AI-assisted development tools and ability to work in person from the New York office.
Nice to have
- Computer science or related degree.
- Experience at a well-regarded fintech or infrastructure startup.
Pay
USD 210,000 to 260,000 per year base salary
AI focus
Use AI-assisted development tools.
Model-written summary · the original posting is authoritative