Code reviewMediumcr-g296

Subject Blocking ioLevel Mid–Senior~18 minCommon in Distributed systems interviewsIndustries Software development, Technology

Question

Review this JavaScript function that loads several independent resources for a page. It's slower than expected.

What a strong answer looks like

Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix — specific and kind.

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Talk through your review

Code to reviewjavascript

1async function loadPage(userId) {2    const profile = await fetchProfile(userId);3    const orders = await fetchOrders(userId);4    const recs = await fetchRecommendations(userId);5    const notices = await fetchNotices(userId);6    return { profile, orders, recs, notices };7}

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