Full-Time

Platform Engineer

Frontend

Updated on 1/23/2025

Character.AI

Character.AI

51-200 employees

AI platform for creating virtual characters

Consumer Software
AI & Machine Learning
Gaming

Senior, Expert

Menlo Park, CA, USA

Category
DevOps & Infrastructure
Platform Engineering
Required Skills
Sentry
JavaScript
React.js
BigQuery
TypeScript
HTML/CSS

You match the following Character.AI's candidate preferences

Employers are more likely to interview you if you match these preferences:

Degree
Experience
Requirements
  • 5+ years of experience as a full-stack software engineer building consumer-facing products with a strong interest in building the platform and tooling to accelerate development velocity
  • Experience with the React ecosystem, alongside proficiency in other JS frameworks and libraries
  • Deep understanding of Typescript, Javascript, Tailwind, HTML, and modern front end design patterns and best practices
  • Familiarity with performance tuning, observability, and diagnostic tools, such as Sentry, BigQuery, and Statsig
  • Knowledge of API frameworks like tRPC and their role in frontend-backend communication and orchestration
  • Proven ability to drive developer productivity through automation, CI/CD, and test infrastructure
Responsibilities
  • Develop efficient and reusable frontend abstractions and systems to accelerate product development velocity
  • Improve the performance, reliability, and scalability of our web and mobile client infrastructure
  • Drive efforts to enhance observability, logging, and diagnostics for client-side systems, using tools like Sentry and BigQuery
  • Collaborate on initiatives such as automation testing, CI/CD pipelines, and cloud infrastructure improvements
  • Build tools and frameworks to simplify development workflows and maintain consistent well-understood client-side architecture
Desired Qualifications
  • Experience with Python and Golang are a plus as you'll be a liaison with our backend team

Character AI provides a platform for creating and managing virtual characters that possess distinct personalities. These characters can engage with users in a realistic way, enhancing interactions in various digital settings. The platform is utilized by game developers to create immersive characters that improve gameplay, as well as by businesses to develop virtual customer service agents that offer a more personalized experience compared to traditional automated systems. Character AI differentiates itself from competitors by focusing on the depth of personality and engagement of its virtual characters. The company's goal is to transform digital interactions by making them more engaging and human-like, catering to a diverse clientele in the expanding AI market.

Company Stage

Series A

Total Funding

$145.9M

Headquarters

Menlo Park, California

Founded

2021

Growth & Insights
Headcount

6 month growth

10%

1 year growth

6%

2 year growth

8%
Simplify Jobs

Simplify's Take

What believers are saying

  • Google's acquisition highlights Character.AI's cost-efficient AI model operations.
  • Testing games on the platform could boost user engagement and retention.
  • Growing interest in AI companions suggests a potential market for Character.AI.

What critics are saying

  • Legal challenges arise from controversial chatbot behavior.
  • AI companions may contribute to radicalization among young men.
  • Competitive price dumping pressures AI model sales margins.

What makes Character.AI unique

  • Character.AI offers unique, interactive AI characters for diverse applications.
  • The platform supports both entertainment and business-focused AI character interactions.
  • Character.AI's technology enables realistic, engaging virtual character experiences.

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Benefits

Flexible Work Hours