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Java Developer Interview โค

๐—ง๐—ผ๐—ฝ๐—ถ๐—ฐ ๐Ÿญ: ๐—ฃ๐—ฟ๐—ผ๐—ท๐—ฒ๐—ฐ๐˜ ๐—ณ๐—น๐—ผ๐˜„ ๐—ฎ๐—ป๐—ฑ ๐—ฎ๐—ฟ๐—ฐ๐—ต๐—ถ๐˜๐—ฒ๐—ฐ๐˜๐˜‚๐—ฟ๐—ฒ
- Please tell me about your project and its architecture, Challenges faced?
- What was your role in the project? Tech Stack of project? why this stack?
- Problem you solved during the project? How collaboration within the team?
- What lessons did you learn from working on this project?
- If you could go back, what would you do differently in this project?

๐—ง๐—ผ๐—ฝ๐—ถ๐—ฐ ๐Ÿฎ: ๐—–๐—ผ๐—ฟ๐—ฒ ๐—๐—ฎ๐˜ƒ๐—ฎ
- String Concepts/Hashcode- Equal Methods
- Immutability
- OOPS concepts
- Serialization
- Collection Framework
- Exception Handling
- Multithreading
- Java Memory Model
- Garbage collection

Tech Community
๐Ÿ‘‰ t.me/Java_Programming_Notes

๐—ง๐—ผ๐—ฝ๐—ถ๐—ฐ ๐Ÿฏ: ๐—๐—ฎ๐˜ƒ๐—ฎ-๐Ÿด/๐—๐—ฎ๐˜ƒ๐—ฎ-๐Ÿญ๐Ÿญ/๐—๐—ฎ๐˜ƒ๐—ฎ๐Ÿญ๐Ÿณ
- Java 8 features
- Default/Static methods
- Lambda expression
- Functional interfaces
- Optional API
- Stream API
- Pattern matching
- Text block
- Modules

๐—ง๐—ผ๐—ฝ๐—ถ๐—ฐ ๐Ÿฐ: ๐—ฆ๐—ฝ๐—ฟ๐—ถ๐—ป๐—ด ๐—™๐—ฟ๐—ฎ๐—บ๐—ฒ๐˜„๐—ผ๐—ฟ๐—ธ, ๐—ฆ๐—ฝ๐—ฟ๐—ถ๐—ป๐—ด-๐—•๐—ผ๐—ผ๐˜, ๐— ๐—ถ๐—ฐ๐—ฟ๐—ผ๐˜€๐—ฒ๐—ฟ๐˜ƒ๐—ถ๐—ฐ๐—ฒ, ๐—ฎ๐—ป๐—ฑ ๐—ฅ๐—ฒ๐˜€๐˜ ๐—”๐—ฃ๐—œ
- Dependency Injection/IOC, Spring MVC
- Configuration, Annotations, CRUD
- Bean, Scopes, Profiles, Bean lifecycle
- App context/Bean context
- AOP, Exception Handler, Control Advice
- Security (JWT, Oauth)
- Actuators
- WebFlux and Mono Framework
- HTTP methods
- JPA
- Microservice concepts
- Spring Cloud

๐—ง๐—ผ๐—ฝ๐—ถ๐—ฐ ๐Ÿฑ: ๐—›๐—ถ๐—ฏ๐—ฒ๐—ฟ๐—ป๐—ฎ๐˜๐—ฒ/๐—ฆ๐—ฝ๐—ฟ๐—ถ๐—ป๐—ด-๐—ฑ๐—ฎ๐˜๐—ฎ ๐—๐—ฝ๐—ฎ/๐——๐—ฎ๐˜๐—ฎ๐—ฏ๐—ฎ๐˜€๐—ฒ (๐—ฆ๐—ค๐—Ÿ ๐—ผ๐—ฟ ๐—ก๐—ผ๐—ฆ๐—ค๐—Ÿ)
- JPA Repositories
- Relationship with Entities
- SQL queries on Employee department
- Queries, Highest Nth salary queries
- Relational and No-Relational DB concepts
- CRUD operations in DB
- Joins, indexing, procs, function

๐—ง๐—ผ๐—ฝ๐—ถ๐—ฐ ๐Ÿฒ: ๐—–๐—ผ๐—ฑ๐—ถ๐—ป๐—ด
- DSA Related Questions
- Sorting and searching using Java API.
- Stream API coding Questions

Tech Jobs and Internships
t.me/getjobss

๐—ง๐—ผ๐—ฝ๐—ถ๐—ฐ ๐Ÿณ: ๐——๐—ฒ๐˜ƒ๐—ผ๐—ฝ๐˜€ ๐—พ๐˜‚๐—ฒ๐˜€๐˜๐—ถ๐—ผ๐—ป๐˜€ ๐—ผ๐—ป ๐—ฑ๐—ฒ๐—ฝ๐—น๐—ผ๐˜†๐—บ๐—ฒ๐—ป๐˜ ๐—ง๐—ผ๐—ผ๐—น๐˜€
- These types of topics are mostly asked by managers or leads who are heavily working on it, That's why they may grill you on DevOps/deployment-related tools, You should have an understanding of common tools like Jenkins, Kubernetes, Kafka, Cloud, and all.

๐—ง๐—ผ๐—ฝ๐—ถ๐—ฐ๐˜€ ๐Ÿด: ๐—•๐—ฒ๐˜€๐˜ ๐—ฝ๐—ฟ๐—ฎ๐—ฐ๐˜๐—ถ๐—ฐ๐—ฒ
- The interviewer always wanted to ask about some design patterns, it may be Normal design patterns like singleton, factory, or observer patterns to know that you can use these in coding.

PDFs and Notes ๐Ÿ“
t.me/Java_Programming_Notes

Best Programming Resources: https://topmate.io/coding/886839

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