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← Character.AI

Software Engineer, Backend

Character.AI · Redwood City, CA

CHECKED 14H AGO

Applied AIremotesenior$180k–$300k
Apply on the lab’s site ↗

At a glance

Highlights

  • Build scalable backend systems powering millions of interactive AI experiences.
  • Collaborate with designers and data scientists to deliver robust backend solutions.
  • Help shape the future of Consumer AI and a new entertainment paradigm.

What they offer

  • Top-notch health coverage for you & your family, with majority of premium covered
  • Generous 401(K) contribution
  • Paid parental leave up to 20 weeks
  • 4 weeks of PTO
  • Daily in-office catering plus monthly Doordash stipend
  • Monthly wellness stipend

Ideal candidate

A collaborative backend builder with 5+ years experience who thrives on scalability, reliability and performance. You care about secure, high-availability systems and partnering across product and engineering to ship impactful AI products.

Requirements

  • 5+ years of experience in backend development, building scalable and reliable applications
  • Strong proficiency in Python, Java, or Go with Python and Go preferred
  • Experience with 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 ability to optimize system performance and reliability
  • Excellent communication skills and ability to work effectively in a collaborative environment

Lab profile

About Character.AI

Builds personalized AI companions users can create, customize, and chat with.

What they build

  • Character.AI chat platform
  • Custom AI character creation tools
  • iOS and Android companion apps

Known for

  • Conversational and companion AI
  • Discovery, recommendation and search
  • Model alignment and safety
  • Large-scale AI infrastructure

Key facts

  • Founded in 2021
  • Headquartered in Palo Alto, California
  • Backed by Andreessen Horowitz
More about Character.AI →
Apply on the lab’s site ↗