CodeSubmit Library

Redis In-Memory Database Assessment

Test Redis developers with in-memory database assessments covering caching strategies, data structures, and performance optimization. Our Redis evaluations focus on session management, real-time applications, and scalability patterns.


Ideal for high-performance application roles requiring caching and real-time data expertise.

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High-Performance Caching

Redis provides exceptional performance for caching, session storage, and real-time applications. Our assessments evaluate understanding of Redis data structures and optimization techniques.


Test proficiency in Redis data types, persistence strategies, clustering, and performance optimization.

The communication between hiring managers, recruiters and candidates has been incredibly improved since we started using CodeSubmit. There is no 'back and forth' anymore and the technical assessment is running smoothly!

Virginie Raucoules
Virginie Raucoules
P&C Manager @ KONUX
Virginie Raucoules

Authentic tasks, not algorithm puzzles.

Take-Home Coding Challenges

Our extensive library of practical coding challenges provides an accurate assessment of candidate programming abilities while delivering a respectful and engaging interview experience.

Authentic engineering challenges:
Coding assessments that mirror real development work, helping top engineering teams recruit more effectively, intelligently, and fairly.
Comprehensive challenge library:
Select from hundreds of programming challenges spanning junior to senior architect levels, supporting all major languages and frameworks -- or create your own custom challenges.
Developer-friendly workflow:
Our innovative Git-based approach enables candidates to code on their preferred machines, using familiar tools, and working at their own pace.
Seamless interview integration:
Transition directly from completed challenges to CodePair live coding sessions for deeper technical conversations and code reviews.
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Example of a take-home coding challenge on CodeSubmit