Dataford
Dataford
Top 50
Prep plan
Updated weekly · Last refresh Oct 17

Grammarly Software Engineer Interview Questions

The questions to prepare for a Grammarly Software Engineer interview. Questions from real interview reports rank first. Updated daily.

50questions
~11htotal time
Track your progressSign up free to work through all 50 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 15 questions · ~189 min
Correct Words Using Dictionary RulesMedium
Practice
Recently asked

Normalize dictionary words and apply unique one-edit corrections using case folding and string comparison.

Array ManipulationAlgorithmsedge casesGrammarly
Rate Limiter ClassMedium
Practice
Recently asked

Use a deque-based sliding window to decide which Grammarly requests stay within a per-second limit.

rate limitingGrammarly
More Coding questions with a free account
2
Execution10 questions · ~126 min
Handling Network Issues and TimeoutsMedium
Recently asked

Tests your approach to reliability, resilience, and graceful degradation under network problems.

resilienceGrammarly
More Execution questions with a free account
3
System Design14 questions · ~176 min
Collaborative Counter Web AppHard
Recently asked

Assesses your system design skills for real-time collaboration, consistency, and scalability.

Grammarly
More System Design questions with a free account
4
Technical Fundamentals4 questions · ~50 min
Computer Science FundamentalsMedium
Recently asked

Assesses breadth of core computer science knowledge relevant to software engineering.

fundamentalsGrammarly
More Technical Fundamentals questions with a free account
5
Behavioral & Leadership4 questions · ~50 min
More Behavioral & Leadership questions with a free account
6
More topics3 questions · ~38 min
Users With No OrdersEasy
Practice
Recently asked

Find Grammarly users with no orders using a LEFT JOIN and NULL filtering.

JoinssqlGrammarly
Memory Management in .NETMedium
Recently asked

Assesses your understanding of runtime memory behavior and performance considerations.

memory managementGrammarly
Table A Not in Table BEasy
Practice
Recently asked

Use PostgreSQL EXCEPT to find complete suggestion rows in snapshot A that are absent from snapshot B.

sqlGrammarly

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
Hands-on SQL practiceWrite and run real queries in the editor. 1 drill · ~10 min
Unique Elements and Top-K FrequenciesMedium
Practice
Practice drill

Return the first row for each unique value, then rank the k most frequent values.

large datasetsData Structurescomplex queriesEverlaw
The finish line: interview-readyComplete all 50 questions plus 1 hands-on drill to finish this plan.