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Senior Frontend Engineer
– React
Build seamless interfaces for the next generation of AI roleplay.
Seoul
Engineering
Full-time
On-site
We’re looking for a passionate Frontend Engineer to join us in building the future of interactive AI storytelling. At astrsk.ai, we’re creating powerful tools for immersive roleplay — with performance, privacy, and creativity at the core.
As a Frontend Engineer, you’ll work closely with our product and design teams to shape a world-class user experience. You’ll be part of a tight-knit core team, owning key features from start to finish and helping define what interactive AI feels like.
The role
You’ll take ownership of core frontend components and collaborate on the design of new features. From performance tuning to accessibility enhancements, your work will directly impact the tools that thousands of users rely on every day.
What you'll do
Build elegant, accessible, and performant UIs using React
Collaborate with designers and backend engineers to plan, design, and ship core features
Own features end-to-end — from prototypes to production
Improve the reliability, maintainability, and performance of our frontend stack
Contribute to design system evolution and user experience thinking
Provide input on product direction based on user feedback
Required Skills
3+ years experience building production-level frontend applications
Proficiency in React and modern JavaScript/TypeScript
Strong understanding of responsive design, accessibility, and component architecture
Product-minded approach to development with a focus on user experience
Experience collaborating with design and backend teams in an agile environment
Excellent written and verbal communication in English
Bonus Skills
Experience with AI products, roleplay, or creative tools
Familiarity with performance optimization techniques and frontend testing
Open-source contributions or personal side projects
What to expect in the first 6-12 months
Complete onboarding and get familiar with the product and codebase
Ship improvements to key interaction flows and component libraries
Collaborate on new feature launches with clear user impact
Engage in roadmap discussions and propose your own ideas
Contribute to defining internal frontend best practices
We want to hear from you
We’re excited to find someone who’s passionate about creating magical experiences through great UI. If that sounds like you, apply now and help shape the future of interactive AI.