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Roblox·Software Engineer·Online Assessment (OA)·Intermediate

IntermediatePrefer not to say
Jun 2026Remote

Summary

Roblox put me through over two hours of block-coding mini games before a 50-minute coding section, and the whole thing felt like a massive waste of time. The actual coding part was easier than the mini games, which makes the sequencing even more baffling.

Questions Asked (1)

Q1

Solve a series of Mars-themed logic problems using a block-based coding interface (similar to visual/drag-and-drop programming environments).

Algorithms & Data StructuresTechnical Trade-offs
Author's notes

This was genuinely maddening.

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AI HintsAI Generated

Suggested Approach

Treat the block-based interface as a visual representation of code and narrate your logic step-by-step as you would in a real programming language. Focus on breaking down each problem into smaller sub-problems, identifying patterns, and optimizing your solution for clarity and efficiency.

Pro tip: While solving, verbalize your thought process and explicitly connect the block-based actions to underlying algorithmic concepts (e.g., loops, conditionals, recursion) to demonstrate strong fundamentals. Also, mention potential trade-offs between different approaches, such as readability vs. performance.

1. Understand the Problem

Read the problem statement carefully, identify inputs, outputs, and constraints. Clarify any ambiguities before starting.

2. Plan Your Solution

Outline a high-level approach using pseudocode or verbal description, considering edge cases and potential pitfalls.

3. Implement with Blocks

Translate your plan into the block-based interface, building incrementally and testing each part as you go.

4. Test and Debug

Run through sample inputs, including edge cases, and fix any issues by tracing the logic step-by-step.

5. Optimize and Reflect

Review your solution for efficiency and clarity, and discuss possible improvements or alternative approaches.

Key Points to Mention

  • Decomposition: breaking the problem into smaller, manageable parts
  • Algorithmic thinking: applying concepts like loops, conditionals, and recursion
  • Edge cases: considering boundary conditions and unexpected inputs
  • Trade-offs: balancing simplicity, readability, and performance
  • Testing: validating the solution with diverse test cases
  • Communication: clearly explaining your reasoning throughout the process

AI-generated suggestions, not part of the candidate's original notes. May be inaccurate — verify before relying on them.