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Tandem Crystals Senior Java Developer Interview Questions and Answers
Updated
16 May 2024
1 interview found
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Anonymous
Interview experience
Excellent
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Selected
I applied via Naukri.com and was interviewed in Nov 2023.
3 Interview Rounds
1
One-on-one Round (4 Questions)
- Q1. Find the complexity of the given algorithms? How do you optimise this further for performance and scalability? View Answers (1)
- Q2. Mult threading and thread safety Add Answer
- Q3. Non blocking IO thread managements Add Answer
- Q4. Tree data structure and how to optimize them? View Answers (1)
2
Aptitude Test Round
Percentage problems, Algorithms
3
One-on-one Round (1 Question)
- Q1. Culture fit, System design, Databases, Messaging queues, Distributed processing Add Answer
Interview Preparation Tips
Interview preparation tips for other job seekers - Prepare well. You are allowed to refer google for syntax verification while solving coding sessions.
My development environment setup helped me clear these interviews. Their laptop has basic tools. If you want bring your own device.
My development environment setup helped me clear these interviews. Their laptop has basic tools. If you want bring your own device.
Skills evaluated in this interview
Interview questions from similar companies
Interview experience
Good
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
-
I applied via Naukri.com and was interviewed in Dec 2024.
1 Interview Round
1
Technical Round (3 Questions)
- Q1. What are intermediate and terminal operations View Answers (1)
- Q2. Predefined functional interface Add Answer
- Q3. Ways to create Thread View Answers (1)
Interview Preparation Tips
Interview preparation tips for other job seekers - It was moderate level of interview
Interview experience
Good
Difficulty level
Easy
Duration
Less than 2 weeks
Result
Not Selected
I applied via Walk-in and was interviewed in Nov 2024.
1 Interview Round
1
Technical Round (4 Questions)
- Q1. Given an array {1, 2, 1, 4, 5, 4, 8, 7}, how can you use Streams to remove duplicates while retaining only the even numbers? View Answers (1)
- Q2. What is the use of Static and final when you will use Static methods View Answers (1)
- Q3. What is the difference between @restController and @controller Annotation View Answers (1)
- Q4. What is microservices why we use it View Answers (1)
Interview Preparation Tips
Topics to prepare for Cognizant Senior Java Developer interview:
- Java SpringBoot
Sumit Kumar
Interview experience
Average
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected
I applied via Company Website and was interviewed in Oct 2024.
2 Interview Rounds
1
Technical Round (4 Questions)
- Q1. Project related questions, architecture, exception handling, Kafka use case. Add Answer
- Q2. Oops question functional interface, marker interface. Add Answer
- Q3. Memory leaks and how to avoid the same. View Answers (1)
- Q4. Multi threading question Add Answer
2
Technical Round (3 Questions)
- Q1. Pom related questions how many scope available. Add Answer
- Q2. Agile related questions Add Answer
- Q3. Comparable vs comparator View Answers (1)
Skills evaluated in this interview
Interview experience
Bad
Difficulty level
Moderate
Duration
2-4 weeks
Result
Not Selected
I applied via Recruitment Consulltant and was interviewed in Nov 2024.
2 Interview Rounds
1
Coding Test Round
The first round was an interview conducted with a GENAI virtual bot.
2
One-on-one Round (2 Questions)
- Q1. Internal architecture of Spring boot, how enable autoconfiguration works View Answers (1)
- Q2. Questions mostly on microservices and coding question on restTemplate Add Answer
Interview Preparation Tips
Topics to prepare for Wipro Senior Java Developer interview:
- Java
- Spring Boot
- Microservices
- REST API
Interview experience
Average
Difficulty level
Easy
Duration
Less than 2 weeks
Result
Not Selected
I applied via Naukri.com and was interviewed in Nov 2024.
2 Interview Rounds
1
Technical Round (1 Question)
- Q1. Basic question related to Java and spring boot Add Answer
2
Technical Round (1 Question)
- Q1. Current Project role and responsibilites. View Answers (1)
Interview experience
Good
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Selected
I applied via Walk-in and was interviewed in Sep 2024.
3 Interview Rounds
1
Technical Round (2 Questions)
- Q1. Flow of micro services, annotations of boot Add Answer
- Q2. Sorting program Add Answer
2
Technical Round (2 Questions)
- Q1. Project flow,team management Add Answer
- Q2. Collection questions Add Answer
3
HR Round (2 Questions)
- Q1. Normal hr questions,about changing jobs and etc. Add Answer
- Q2. Salary negotiation Add Answer
Satish L
Interview experience
Good
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected
I applied via Job Fair and was interviewed in Oct 2024.
1 Interview Round
1
Technical Round (3 Questions)
- Q1. Questions on Spring AOP Add Answer
- Q2. How do Microservies talk to eachother View Answers (1)
- Q3. Logging framework used in current project View Answers (1)
Skills evaluated in this interview
Interview experience
Bad
Difficulty level
Moderate
Duration
Less than 2 weeks
Result
Not Selected
I applied via Naukri.com and was interviewed in Jun 2024.
1 Interview Round
1
Technical Round (8 Questions)
- Q1. Write a program on java8 ? View Answers (1)
- Q2. How connect two dbs in spring boot? View Answers (1)
- Q3. Index in MySQL? View Answers (1)
- Q4. Difference between post & get mapping in spring boot and can we update the data using post mapping? View Answers (1)
- Q5. Microservices design patterns? View Answers (1)
- Q6. Explain about SOLID principles in java? View Answers (1)
- Q7. What are the advantages of spring boot over spring? View Answers (1)
- Q8. Give one API task and need to sort the employee or users data based on the interviewer requirement? Add Answer
Skills evaluated in this interview
Abhishek Tamakuwala
Interview experience
Excellent
Difficulty level
-
Duration
-
Result
-
1 Interview Round
1
Technical Round (2 Questions)
- Q1. What is final and finally View Answers (1)
- Q2. Brief description about the last project View Answers (1)
Skills evaluated in this interview
Tandem Crystals Interview FAQs
How many rounds are there in Tandem Crystals Senior Java Developer interview?
Tandem Crystals interview process usually has 3 rounds. The most common rounds in the Tandem Crystals interview process are One-on-one Round and Aptitude Test.
How to prepare for Tandem Crystals Senior Java Developer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Tandem Crystals. The most common topics and skills that interviewers at Tandem Crystals expect are Java, Spring Boot, Spring Mvc, Microservices and Spring.
What are the top questions asked in Tandem Crystals Senior Java Developer interview?
Some of the top questions asked at the Tandem Crystals Senior Java Developer interview -
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