Google onsite coding interview
Round 5 of 8 · 50 questions reported
- Length
- 45 min
- Format
- Usually two rounds, mostly in person: whiteboard plus a Chromebook with Google Docs
- They grade
- Same as the first round
- AI use
- No AI (a pilot code-comprehension round lets candidates use Gemini)
Questions Google asks in this round 50
- Maximum overlap of closed intervalsSep 2026 · very often
- Rate-limited event loggerSep 2026 · rarely
- Evaluate nested add and sub expressionsJun 2026 · rarely
- Build a weighted binary tree from character countsJun 2026 · rarely
- URL router with single-segment wildcardsSep 2026 · once
- Merge two sorted interval listsAug 2026 · once
- Insert plus, times and parentheses to reach a targetAug 2026 · once
- Fewest lines to wrap a sentenceFeb 2026 · once
- ATM queue exit order
- Ball picking game: take one or two from the front
- Best starting layer for a falling ball with an energy budget
- Cake order fulfillment check
- Count colorings of a row of houses with fixed end colors
- Count distinct values in every sliding window
- Count intervals covering a point
- Days when the whole team is free
- Dot grid game winner
- Employee shift timeline table
- Fewest coins that cover every amount up to a limit
- Fewest range increments to build a target array
- Greatest three-digit subsequence
- Grep with context lines
- Group duplicate records that share any property
- Highway toll checkpoints from plate logs
- Implement an LRU cache
- Iterator that yields one array first, then the rest of another
- K-th greatest value in every growing prefix
- Largest island perimeter in a grid
- Largest value shared by two BSTs
- Longest run of customers a bank can serve
- Max flight distance with limited energy
- Maximum path sum between two leaves of a binary tree
- Median of a large unsorted array in linear time
- Minimum distance between two nodes in an N-ary tree
- Peel an N-ary tree one leaf layer per day
- Per-domain sliding-window rate limiter
- Queue with constant-time min and max
- Reachable sum with reusable values and a huge target
- Rearrange house numbers into sorted, duplicate-free neighborhoods
- Recent search history with a size limit
- Red and black tile slides and jumps
- Remove parentheses from a plus/minus expression
- Root of the largest tree in a forest
- Shortest subarray with at least k distinct values
- Sliding window average excluding the k largest
- Tallest building between parking lots
- Two cars to their destinations without collisions
- Type a word on a grid keyboard with a jump limit
- Unix find command with pluggable filters
- Valid date from three integers in any order
About the Google onsite coding round
What does Google ask in the onsite coding round?
The most asked: Maximum overlap of closed intervals, Rate-limited event logger and Evaluate nested add and sub expressions. 50 questions reported in all.
How long is the Google onsite coding round?
About 45 minutes.
What is the Google onsite coding round like?
Usually two rounds, mostly in person: whiteboard plus a Chromebook with Google Docs. They grade: Same as the first round.
Can you use AI in the Google onsite coding round?
No AI (a pilot code-comprehension round lets candidates use Gemini).