Design Studio
Prose design guides don't build active interview readiness. Use our interactive workbooks based on the **RADIO** framework. Draft your architecture, specifications, and optimizations, then compare them with verified model solutions.
Autocomplete / Typeahead
Design a reusable Typeahead / Autocomplete widget that fetches results from an API. Focus on network efficiency, keyboard navigation, and custom rendering.
Infinite-Scroll Data Table
Design a performance-tuned Infinite Scroll Data Table component capable of rendering millions of rows. Focus on rendering recycling, scroll physics, and layout anchors.
News Feed Application
Design the frontend architecture of a high-performance News Feed application (like Facebook or Instagram). Focus on item lifecycle, media lazy-loading, and local store consistency.
Real-time Chat / Messenger
Design the client-side system architecture for a real-time messaging application (like WhatsApp Web or Slack). Focus on connection protocols, sync consistency, and offline local cache sync.