Character.AI

Software Engineer, Backend

Redwood City, CAPosted 11 months agofulltime
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Pay comparison

Pay posted by Character.AI

Market pay for software developers in California, United States

25th percentileMedian75th percentile

Per year, across all employers in this occupation. This figure is not from Character.AI.

Source: Pay field in the Character.AI job posting; US Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025.

Job description preview

From Character.AI’s original posting

ABOUT THE ROLE We are looking for a talented and motivated Backend Engineer to join our team. You will be responsible for building and maintaining scalable, high-performance backend systems that power our products. Collaborating with designers, data scientists, and engineers, you'll play a key role in conceptualizing, designing, and delivering robust and efficient backend solutions. WHAT YOU’LL DO - Design, develop, and maintain scalable backend services that support our applications and infrastructure. - Implement secure and efficient APIs to support frontend applications and third-party integrations. - Optimize system performance, reliability, and scalability through effective architecture and engineering best practices. - Work closely with product managers, data analysts, and frontend engineers to develop backend solutions that align with business and user needs. - Ensure high availability, fault tolerance, and performance of backend systems. - Monitor system health, troubleshoot issues, and implement improvements to enhance efficiency and stability. - Maintain security best practices to protect user data and system integrity. - Stay up to date with industry trends and emerging…

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