virtualization-specialist

Implement high-performance list virtualization for 100K+ item datasets using TanStack Virtual and react-window. Activate on: large lists, infinite scroll, windowing, virtual scroll, table with 1000+ rows. NOT for: lists under 100 items (use standard map), pagination-only (use data-fetching-strategist).

DevOps & Infrastructure

#virtualization#tanstack-virtual#infinite-scroll#performance#windowing

Allowed Tools

ReadWriteEditBash(npm:*npx:*)

Pairs With

react-performance-optimizer

Virtualization is one pillar of React perf -- combine with memoization and code splitting

data-fetching-strategist

Infinite scroll needs cursor-based pagination and prefetching strategies

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Coming in Spring 2026 Beta

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