# Backend Engineer

**Company:** [Sirius](https://hotfix.jobs/companies/sirius)
**Location:** San Francisco, CA
**Role:** Backend Engineering
**Salary:** $120k – $180k/yr
**Experience:** 1+ years
**Skills:** Backend Development, Server-Side Programming, Database Design, API Development, Systems Integration, Scalable Systems, Ai Technologies, Production Systems
**Posted:** 2026-06-09

> Build and optimize scalable backend infrastructure, services, and integrations for AI-powered subscription retention products. The role requires at least one year of backend experience, server-side programming, database-driven application design, and production systems experience.

## Job Description

## Responsibilities
- Design scalable architectures supporting new product features and business requirements.
- Develop, deploy, and optimize backend services for performance, reliability, and maintainability.
- Integrate third-party platforms, APIs, and emerging AI technologies.
- Improve engineering standards and development processes.
- Identify and resolve complex technical challenges to maintain stable and secure operations.

## Requirements
- 1+ years of professional backend development experience.
- Experience delivering reliable, scalable systems.
- Advanced proficiency in server-side programming.
- Experience designing database-driven applications.
- Strong understanding of API development, systems integration, and software engineering best practices.
- Experience building and maintaining production environments that serve real users.
- Independent, proactive approach to problem-solving and project execution.
- Based in San Francisco or able to work there full-time.

## Compensation & Benefits
- $120,000–$180,000 annual salary.
- Flexible healthcare spending benefits.
- Lunch, coffee, and snacks.
- Paid time off.
- Company events.
- Ownership and autonomy in the work.

## Similar jobs

- [Software Engineer, Fulfillment Core Services](https://hotfix.jobs/jobs/52233c21-c4e8-44bd-98c5-76401f92222a) - Lyft - Seattle, WA - $128k – $160k/yr
- [Backend Engineer, Core APIs](https://hotfix.jobs/jobs/aca7ad5b-291c-40cc-9d8b-c223281df0e5) - Fingerprint - Remote - $130k – $180k/yr
- [Software Engineer, Backend](https://hotfix.jobs/jobs/604ad2e1-a11f-4352-8802-2d51ebe72492) - Beacon AI - San Carlos, CA - $135k – $190k/yr
- [Software Engineering Intern](https://hotfix.jobs/jobs/7444147d-09b4-449d-a472-3b681ed0ffd9) - Sage - New York, NY - $104k – $104k/yr
- [Software Engineer, Intern](https://hotfix.jobs/jobs/a2809f8f-2962-4b3b-9a0e-09c543d89f60) - Exa - San Francisco, CA - $100k – $150k/yr

**Apply:** https://hotfix.jobs/jobs/9b01121a-d2ad-43ad-84a6-72580978fa46
**Canonical:** https://hotfix.jobs/jobs/9b01121a-d2ad-43ad-84a6-72580978fa46