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Engenheiro De Software Java Interview Questions

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3,079 engenheiro de software java interview questions shared by candidates

round. In Technical round they asked on core Java questions on oops , inheritance, collections, exceptions with inheritance. Fail fast fail safe iterators. Basic coding questions like frequency of characters in a string.
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Software Engineer - Java Developer

Interviewed at FedEx

3.5★
Sep 2, 2024

round. In Technical round they asked on core Java questions on oops , inheritance, collections, exceptions with inheritance. Fail fast fail safe iterators. Basic coding questions like frequency of characters in a string.

They have sent me an assignment and they were claiming if I do it right, they would definitely offer me, they have implicitly asked to do it in a non-blocking way! Here is my code in regard to their assignment, and in the README file I have also provided their feedback, please judge their feedback by yourself! https://github.com/hady-malekpour/tnt-assignment
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Senior Java Software Engineer

Interviewed at FedEx

3.5★
Sep 14, 2020

They have sent me an assignment and they were claiming if I do it right, they would definitely offer me, they have implicitly asked to do it in a non-blocking way! Here is my code in regard to their assignment, and in the README file I have also provided their feedback, please judge their feedback by yourself! https://github.com/hady-malekpour/tnt-assignment

Codility: 1. Nails and hammer problem: review code and make max 4 fixes. Hammer down at most K nails (maximize the n of nails that end up having the same length) 2. Remove adjacent pairs (a/b and c/d): CBACD -> CBA -> C 3. Binary reduction to zero: if v is odd, subtract 1, if even, divide it by 2 n of operations? 011100 (28) -> 11100 (28) -> 14 -> 7 -> 6 -> 3 -> 2 -> 1 -> 0 (7ops) Technical Interview Questions: 1. Refactoring a Java code snippet: encapsulation, structure, alternative designs. 2. Discussing API usage: which requests to use, sending data in GET requests. 3. Scalability considerations: handling multiple requests, caching, load balancing. 4. Handling nested conditionals and improving code readability. 5. Explaining your approach, thought process, and code decisions throughout the exercises. Behavioral / Situational Questions: 1.Describe a time a colleague raised a concern about your work and how you addressed it. 2.Explain a situation where you introduced a bug and how you identified and resolved it. 3. Share an example of a challenging situation and how you managed it.
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Java Software Engineer

Interviewed at Sonar

2.9★
Nov 12, 2025

Codility: 1. Nails and hammer problem: review code and make max 4 fixes. Hammer down at most K nails (maximize the n of nails that end up having the same length) 2. Remove adjacent pairs (a/b and c/d): CBACD -> CBA -> C 3. Binary reduction to zero: if v is odd, subtract 1, if even, divide it by 2 n of operations? 011100 (28) -> 11100 (28) -> 14 -> 7 -> 6 -> 3 -> 2 -> 1 -> 0 (7ops) Technical Interview Questions: 1. Refactoring a Java code snippet: encapsulation, structure, alternative designs. 2. Discussing API usage: which requests to use, sending data in GET requests. 3. Scalability considerations: handling multiple requests, caching, load balancing. 4. Handling nested conditionals and improving code readability. 5. Explaining your approach, thought process, and code decisions throughout the exercises. Behavioral / Situational Questions: 1.Describe a time a colleague raised a concern about your work and how you addressed it. 2.Explain a situation where you introduced a bug and how you identified and resolved it. 3. Share an example of a challenging situation and how you managed it.

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