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Odessa Technical Lead Interview Questions and Answers
Odessa Technical Lead Interview Experiences
3 interviews found
Anonymous
Selected
I applied via Recruitment Consulltant and was interviewed before Apr 2023. There were 3 interview rounds.
(3 Questions)
- Q1. Describe architecture of your current project along with tech stack?
- Q2. Explain the Authentication process?
- Ans.
Authentication process is the verification of a user's identity before granting access to a system.
User provides credentials (username, password, etc.)
Credentials are verified by the system
If credentials are valid, user is granted access
Common authentication methods include username/password, biometrics, tokens, etc.
- Q3. Practical Steps involved in designing API?
- Ans.
Designing API involves defining endpoints, data formats, authentication, and documentation.
Identify the purpose and functionality of the API
Define the endpoints and methods (GET, POST, PUT, DELETE)
Choose data formats (JSON, XML) and parameters
Implement authentication and authorization mechanisms
Document the API including usage examples and error codes
(1 Question)
- Q1. Current roles and responsibilities?
(2 Questions)
- Q1. Salary expectations?
- Q2. Reason for job change?
Interview Preparation Tips
- Webapi
- C#.Net
Skills evaluated in this interview
(1 Question)
- Q1. 2 tech rounds followed by HR
(1 Question)
- Q1. Salary discussion
Interview Questionnaire
2 Questions
- Q1. Scenario based questions on C#.Ney
- Q2. In depth questions on Design patterns
Top trending discussions
Interview questions from similar companies
(2 Questions)
- Q1. Transaction in Spring Boot
- Ans.
Transactions in Spring Boot help manage database operations as a single unit of work.
Transactions ensure ACID properties (Atomicity, Consistency, Isolation, Durability) for database operations.
Use @Transactional annotation to mark a method as transactional.
Transactions can be managed programmatically using TransactionTemplate.
Rollback can be triggered manually in case of exceptions.
Spring Boot supports both declarative
- Q2. Java Array and problem solving
Interview Preparation Tips
Skills evaluated in this interview
(1 Question)
- Q1. Our project contains interview question related to JAVA.
I applied via LinkedIn and was interviewed in Feb 2024. There was 1 interview round.
(2 Questions)
- Q1. Questions were mostly around system design, you will be given a case like a stock system and specific use case is asked to design end to end from UI to backend.
- Q2. Some of the system debugging/performance improvement questions are asked from both UI and backend.
Interview Preparation Tips
- System Design
- Performance Testing
- Performance improvement
Selected
I applied via Referral and was interviewed before Dec 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Implement minstack
- Q2. How load balancers work
- Ans.
Load balancers distribute incoming network traffic across multiple servers to ensure no single server is overwhelmed.
Load balancers monitor the health of servers and distribute traffic based on predefined algorithms.
They can be hardware-based or software-based.
Common algorithms used by load balancers include round-robin, least connections, and IP hash.
Load balancers can improve reliability and scalability of a website ...
(2 Questions)
- Q1. 2 sum problem to implement in O(n)
- Ans.
The Two Sum problem involves finding two numbers in an array that add up to a target value.
Iterate through the array and store the difference between the target and current element in a hashmap.
Check if the current element exists in the hashmap, if yes, return the indices of the current element and the stored difference.
Time complexity of O(n) can be achieved by using a hashmap to store elements and their indices.
- Q2. About the projects i have done
Skills evaluated in this interview
I applied via Naukri.com and was interviewed in Feb 2021. There were 4 interview rounds.
Interview Questionnaire
12 Questions
- Q1. Which design pattern implemented in project.
- Ans.
Implemented the Observer design pattern.
Used to maintain consistency between related objects
Allows for one-to-many relationships between objects
Used in event-driven systems
Example: Used to update UI when data changes in backend
- Q2. Solid principals
- Q3. Code coverage
- Q4. Unit testing
- Q5. Cloud services
- Q6. Cloud integrations
- Q7. Detail architecture of current project and what role you played
- Q8. What software architecture you implimented and why?
- Ans.
I have implemented a microservices architecture for scalability and flexibility.
Implemented microservices architecture using Docker and Kubernetes
Used API Gateway for routing and load balancing
Implemented service discovery using Consul
Implemented circuit breaker pattern using Hystrix
Implemented centralized logging using ELK stack
Implemented distributed tracing using Zipkin
Implemented event-driven architecture using Kaf...
- Q9. Writing some code logic snippet like sudo code
- Q10. How you improved stored procedure performance
- Ans.
I improved stored procedure performance by optimizing queries and indexes.
Identified and removed unnecessary joins and subqueries
Used appropriate indexing to speed up query execution
Reduced the number of round trips to the database by using batch processing
Rewrote complex queries to simpler ones
Used stored procedure parameters instead of variables to avoid recompilation
Used SET NOCOUNT ON to reduce network traffic
Used
- Q11. DB normalization and indexing
- Q12. C# oops questions
Interview Preparation Tips
Skills evaluated in this interview
Interview Questionnaire
1 Question
- Q1. Last recent project and your role in it
Interview Preparation Tips
Technical Lead Interview Questions & Answers
Ebix Software India
Kuldeep Tiwari
posted on 24 Dec 2024
Selected
I applied via Approached by Company and was interviewed before Dec 2023. There were 2 interview rounds.
(2 Questions)
- Q1. DSA question and algorithm
- Q2. Collection abstract and interface
(2 Questions)
- Q1. Basic HR question
- Q2. Salary discussions and project allotment
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