# Software Engineer, Backend - Company: [Character]() - Location: Redwood City, CA - Remote: Yes - Team: Technical Staff - Engineering - Employment type: Full Time - Salary: $180K – $300K - Posted: December 8, 2025 ## Job description ## **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 technologies in backend development and distributed systems. ## **Who you are** * 5+ years of experience in backend development, building scalable and reliable applications. * Strong proficiency in programming languages such as Python, Java, or Go. Python and Go are preferred. * Experience with database technologies such as PostgreSQL, MySQL, or NoSQL solutions. * Familiarity with designing and integrating APIs, including REST and GraphQL. * Understanding of distributed systems, microservices architecture, and cloud platforms (AWS, GCP, or Azure). * Experience with containerization and orchestration tools like Docker and Kubernetes. * Strong problem-solving skills and the ability to optimize system performance and reliability. * Excellent communication skills and the ability to work effectively in a collaborative environment. **Preferred Qualifications** * Experience with event-driven architectures and messaging systems (Kafka, RabbitMQ, etc.). * Knowledge of caching strategies and performance optimization techniques. * Experience working on large-scale, high-traffic applications. * Familiarity with CI/CD pipelines and DevOps best practices. * Exposure to machine learning or data-driven applications. ## **About Character.AI** [Character.AI](http://Character.AI) empowers people to connect, learn and tell stories through interactive entertainment. Over 20 million people visit [Character.AI](http://Character.AI) every month, using our technology to supercharge their creativity and imagination. Our platform lets users engage with tens of millions of characters, enjoy unlimited conversations, and embark on infinite adventure*s.* In just two years, we achieved unicorn status and were honored as Google Play's AI App of the Year—a testament to our innovative technology and visionary approach. Join us and be a part of establishing this new entertainment paradigm while shaping the future of Consumer AI! *At Character, we value diversity and welcome applicants from all backgrounds. As an equal opportunity employer, we firmly uphold a non-discrimination policy based on race, religion, national origin, gender, sexual orientation, age, veteran status, or disability. Your unique perspectives are vital to our success.* ## Apply [Apply on Character]() Canonical job page: