Firewall Rule Engine: Debugging and Refactoring
Debug and refactor an existing firewall application to correctly enforce a set of firewall rules. Identify and fix bugs, improve code structure, and write additional tests to verify functionality and edge cases.
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Palo Alto Networks
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Late October, 2026
Palo Alto Networks
Junior
Debug and refactor an existing firewall application to correctly enforce a provided set of firewall rules. Identify and fix bugs in the existing implementation, improve code structure and maintainability, and write additional tests to verify functionality and edge cases. Explain your reasoning and discuss technical trade-offs throughout the exercise.
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