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Software Engineer, Core Product

Character.AI · Engineering
The employer has not stated location eligibility. Many still hire globally, so check before applying.
Heads up: this role has been open 297 days without a fresh posting. Long-open listings are worth a second look, so confirm it is still active before investing time. Why we flag this
$150K to $300K • Offers Equity Full-time Experienced Redwood City, CA Posted Oct 3, 2025 Verified Jul 27, 2026
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About the role and team

We are building the future of open-ended interactions between people and intelligent agents. This requires rethinking design, user interfaces, workflows and interactivity from first principles. We’re looking for a Core Product engineer who is genuinely excited about this future and can make significant contributions to our front-end development efforts. If you are a skilled software engineer with a deep passion for front end development, design, craft, and you thrive in a fast-paced, agile environment, we encourage you to apply for this exciting opportunity.

What you’ll do

  • Develop highly performant, visually appealing, and user-friendly interfaces that push the boundaries of what's possible.

  • Enhance and refine our user interface, focusing on engaging our users by fulfilling their needs, desires, and expectations.

  • Collaborate closely with the design team to translate visionary concepts into tangible user experiences and product interfaces.

  • Establish, evolve, and maintain design foundations, systems, and patterns for the team, setting the bar for product consistency and quality.

  • Collaborate with others to define and implement new product features and design patterns

Who you are

  • Experience as a Front-End or Full-Stack Software Engineer with a strong focus on user experience and design systems

  • Deep understanding of Typescript, React, React Native, Tailwind, HTML, and modern front-end best practices.

  • Demonstrated experience with building features and experiences for consumer products

  • Passionate about the pixels, an exceptional eye for detail, and a focus on craft and polish

  • Proven ability to work in a fast-paced development environment and deliver timely results.

  • Excellent communication and collaboration skills across engineering, product, design, and data.

About Character.AI

Character.AI empowers people to connect, learn and tell stories through interactive entertainment. Over 20 million people visit 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 adventures.


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.

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