LinkedIn Frontend Interview
What frontend candidates typically face at LinkedIn — feed/scale UI, coding, design, and prep. Composite/unofficial.
- interview-experience
Composite, unofficial guidance based on publicly shared candidate reports and common LinkedIn (Microsoft) hiring patterns for frontend / web roles. Processes vary by team and level — confirm with your recruiter. Not affiliated with LinkedIn or Microsoft.
Typical loop
| Stage | Focus | Format |
|---|---|---|
| Recruiter | Role, level | Call |
| Technical screen | Coding | Shared editor |
| Onsite / virtual loop | Coding ×2, design, behavioral | 4–5 interviews |
| Decision | Packet | Internal |
LinkedIn’s consumer product is a feed + identity + messaging surface at scale. Frontend design rounds often resemble social graph UIs.
Coding rounds
Medium DSA; Java/JS/TS depending on team:
- Arrays, graphs, trees
- String processing
- Concurrency-light async JS questions possible
Practice: Two Sum, Number of Islands, Merge Intervals, LRU Cache, Valid Parentheses.
Frontend focus
- News feed performance (Design a News Feed)
- Infinite scroll + new posts pill
- Profile and forms accessibility
- Typeahead for people/companies (Autocomplete)
System design
- Home feed
- Messaging list + thread
- Notifications
- Creator analytics dashboard
Emphasize pagination, cache, realtime, a11y, i18n.
Behavioral
Collaboration, craftsmanship, inclusion. Impact stories with metrics (engagement, performance, quality).
Preparation plan (6–8 weeks)
- JS + React
- DSA daily
- Feed machine-coding + design doc
- Mocks
- Rest
Takeaways
- Social-scale feed design is a high-ROI prep theme.
- Algorithms still required.
- LinkedIn process may share DNA with Microsoft — ask recruiter.