LinkedIn Frontend Engineer interview questions and process

Updated 15 Oct 2026 · 14 sources

Hiring Pulse: where LinkedIn candidates are right now

Dated status reports from public Reddit threads and anonymous PortLume reports, updated Oct 17. Not official LinkedIn data.

1 status reports in the last 7 days
Not enough data yet: median from final interview to a decision shows at 5+ people
Latest movement: 4 final rounds, 2 interviews reported since Sep 18

Latest LinkedIn hiring reports

Oct 16: Final round Oct 16 (r/recruitinghell)
Oct 9: Final round Oct 9 (r/developersIndia)
Oct 8: Interview Oct 9 (r/cscareerquestionsIN)
Oct 8: Interview Oct 9 (r/Btechtards)
Sep 30: Final round Sep 30 (r/leetcode)

Candidates rate the LinkedIn Frontend Engineer interview Medium-Hard: The Bangalore frontend loop reported in early 2025 mixes JavaScript internals, a memoize implementation, UI building with performance follow-ups and accessibility, and the wider LinkedIn pipeline adds DSA and system design rounds. Reports describe 6 rounds, from Recruiter call to Hiring manager / behavioral.

Difficulty: Medium-Hard
Skills asked about: JavaScript fundamentals (closures, events, memoization), DOM and browser event model, HTML and CSS

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LinkedIn Frontend Engineer interview rounds

Recruiter call: Recruiters often reach out directly on LinkedIn. Expect a discussion of your background, level and compensation expectations.
Online assessment / coding screen
Frontend technical round (JavaScript, browser fundamentals, accessibility)
UI machine coding round (HTML, JS, CSS)
System design / architecture
Hiring manager / behavioral

Questions reported in LinkedIn Frontend Engineer interviews

Follow up: How to make the first and third also return 7?
Explain event capturing, bubbling and delegation.
Output-based JavaScript question. Follow-up: how would you make the first and third calls also return 7?
Write a fibonacci function (1, 1, 2, 3, 5, 8, 13, 21, 34...). Follow-up: memoize it so a repeated call like memoizedFib(1000) returns the cached result without recomputing.
Write a generalised memoize function.
Write basic HTML, JS and CSS for a given UI design, with questions on JS handlers and performance.
Accessibility questions (reported as a separate topic in the frontend round).

Practise any of these with timed AI feedback and a full LinkedIn mock: free account.

LinkedIn Frontend Engineer interview: quick answers

How many rounds are in the LinkedIn Frontend Engineer interview?

Public reports describe 6 rounds for the LinkedIn Frontend Engineer interview: (1) Recruiter call, (2) Online assessment / coding screen, (3) Frontend technical round, (4) UI machine coding round, (5) System design / architecture, (6) Hiring manager / behavioral. Round 1: Recruiters often reach out directly on LinkedIn. Expect a discussion of your background, level and compensation expectations.

Is the LinkedIn interview difficult?

Public reports put the LinkedIn Frontend Engineer interview at Medium-Hard difficulty. The Bangalore frontend loop reported in early 2025 mixes JavaScript internals, a memoize implementation, UI building with performance follow-ups and accessibility, and the wider LinkedIn pipeline adds DSA and system design rounds.

Does LinkedIn ask DSA in Frontend Engineer interviews?

Yes. Rounds that involve coding: Online assessment / coding screen, UI machine coding round (HTML, JS, CSS). The Bangalore frontend loop reported in early 2025 mixes JavaScript internals, a memoize implementation, UI building with performance follow-ups and accessibility, and the wider LinkedIn pipeline adds DSA and system design rounds.

Sources

Based on 14 public reports: LeetCode Discuss (6), Glassdoor (2), Reddit (2), 6figr (1), Blind (1), Levels.fyi (1), YouTube (1), last updated Oct 2026.

Compiled by Adarsh Sharma from public candidate reports. Unofficial guide: PortLume AI is not affiliated with LinkedIn.

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