Software Engineer, Safety
About the role We’re looking for a talented and creative Software Engineer to join our Safety Engineering team at Character.AI ! In this role, you’ll work closely with Product, Design and Trust and Safety operations teams to design and build tooling and product experiences that help ensure a safe, transparent and engag
What this role actually needs.
About the role We’re looking for a talented and creative Software Engineer to join our Safety Engineering team at Character.AI ! In this role, you’ll work closely with Product, Design and Trust and Safety operations teams to design and build tooling and product experiences that help ensure a safe, transparent and engag Responsibilities: - Design and develop the front end experience of how users interact with our Trust and Safety systems. Balance the needs for reducing risk, improving UX and enhancing platform reliability and scalability across a host of features to build the best experience possible for users - Get to know our users and usage patterns deeply to help us design innovative technical solutions that incentivize the best behaviors from our users on the platform - Work with other product teams and co create modular and scalable safety design systems that enable all product features to launch safely while maintaining a high launch velocity - Collaborate with the Trust & Safety team to understand moderation workflows and build tools that empower their decision-making. Help evaluate and integrate third-party solutions when needed. - Work with engineers and Trust & Safety stakeholders to design interfaces and interaction models that incorporate AI-assisted moderation, ensuring smooth human-AI collaboration. - Help us leverage user data and insights to improve our core LLM and other models and predictions. Create frontend systems that visualize feedback loops between moderation actions and AI training. Ensure that data insights are clearly surfaced to support safe and positive user experiences across the platform. Requirements: - 5+ years of experience as a Front-End or Full-Stack Software Engineer with a strong focus on user experience and design - Deep understanding of Typescript, CSS, React, React Native, HTML, and modern front end design patterns and 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 interpersonal skills Company context: Character.AI builds personalized conversational AI agents and the infrastructure that powers them at scale.
Day-to-day expectations
Character.AI lists these responsibilities for the Software Engineer, Safety role.
- Design and develop the front end experience of how users interact with our Trust and Safety systems. Balance the needs for reducing risk, improving UX and enhancing platform reliability and scalability across a host of features to build the best experience possible for users
- Get to know our users and usage patterns deeply to help us design innovative technical solutions that incentivize the best behaviors from our users on the platform
- Work with other product teams and co create modular and scalable safety design systems that enable all product features to launch safely while maintaining a high launch velocity
- Collaborate with the Trust & Safety team to understand moderation workflows and build tools that empower their decision-making. Help evaluate and integrate third-party solutions when needed.
- Work with engineers and Trust & Safety stakeholders to design interfaces and interaction models that incorporate AI-assisted moderation, ensuring smooth human-AI collaboration.
- Help us leverage user data and insights to improve our core LLM and other models and predictions. Create frontend systems that visualize feedback loops between moderation actions and AI training. Ensure that data insights are clearly surfaced to support safe and positive user experiences across the platform.
What a strong candidate brings
These requirements are extracted from the source listing and normalized for UpJobz readers.
- 5+ years of experience as a Front-End or Full-Stack Software Engineer with a strong focus on user experience and design
- Deep understanding of Typescript, CSS, React, React Native, HTML, and modern front end design patterns and 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 interpersonal skills
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$150K - $300K is visible before the click, so candidates can compare the role against local market expectations before applying.
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Current extracted signal: Open to TN, H-1B, and OPT candidates already in the United States. UpJobz treats this as a search signal, not legal advice, and links visa-sensitive roles back to the relevant visa hub where possible.
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Hybrid roles in Redwood City should be compared against commute, local salary bands, and nearby employer demand.
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Source: jobs.ashbyhq.com · Source ID: 65e263f7-5edf-4832-b134-c194f19ea848 · Confidence: 92/100 · Last checked: May 7, 2026
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