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5-8 Years

SDE 3 (Senior Engineer)

Expertise consolidation for 5-8 years exp. Mastering design patterns, advanced microservices, and security architectures.

Foundation Steps

Essential knowledge required for all experience levels.

Java Coding Questions

Stream API Coding - Level I

Stream API Coding - Level II

Core Curriculum

Mastery steps for the SDE 3 (Senior Engineer) role.

Core Java - Level I

Core Java - Level II

Core Java - Level III

Core Java - Level IV (Advance Level)

Java Design Patterns

Spring Framework - Level I

Spring Framework - Level II

Spring Boot - Level I

Spring Security - Level II

Spring Boot - Level III (Scenario Based)

Spring Boot - Level IV (Advance)

Spring Security - Level I

Spring Security - Level II

Spring MVC - Level I

Optional

SQL

Spring Data JPA and Other DB - Level I

Kafka

Optional

Microservices - Level I

Microservices - Level II

Microservices Design Patterns

Maven and Git Level I

Maven and Git (+ Gradle and Deployments) Level II

Junit and Mockito