Machine-Coding: Build an Infinite Scroll List with Virtualization
5 min read Infinite scroll is one of the most common machine-coding rounds at frontend interviews. The candidate has 45-60 minutes to build […] Read article
// frontend-engineering
Frontend engineering interview prep — React patterns, machine-coding rounds, CSS architecture, accessibility, browser internals, performance, and frontend system design.
5 min read Infinite scroll is one of the most common machine-coding rounds at frontend interviews. The candidate has 45-60 minutes to build […] Read article
4 min read Drag-and-drop is one of the harder machine-coding rounds at frontend interviews. The candidate has 45-60 minutes to build a working Read article
4 min read The modal manager round tests whether the candidate can build a robust, accessible modal system from scratch. Modals are deceptively Read article
5 min read The browser rendering pipeline is core knowledge for senior frontend interviews in 2026. The interview tests not surface familiarity (“the Read article
6 min read The React rendering round separates frontend candidates who use React at a surface level from candidates who genuinely understand it. Read article
5 min read React hooks have been the dominant model for component logic since 2019. By 2026, every React-based interview probes hooks knowledge; Read article
5 min read React state management in 2026 is more fragmented than at any point in the framework’s history. The built-in primitives (useState, Read article
5 min read Autocomplete is the canonical machine-coding round at frontend interviews. The candidate has 45-60 minutes to build a working autocomplete component Read article
5 min read The frontend engineering interview is a different beast from the generic software engineering interview. Frontend roles are 25-30% of all Read article
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