Intermediate Level6 Weeks DurationSelf-Paced with Mentor Support

Java Development

Build enterprise-grade microservices and robust backend applications using Java 21 and Spring Boot

Program Overview

Learn enterprise software architecture using Java 21, Spring Boot, Spring Data JPA, Hibernate, and relational databases. Designed to meet the hiring standards of top product and enterprise engineering firms.

Who Can Apply

Computer Science & IT students preparing for campus placements and off-campus drives
Developers with core Java knowledge aiming to master Spring Boot and enterprise patterns

What You Will Master

Java 21 modern features: records, pattern matching, virtual threads
Spring Boot 3 architecture, IoC container, and Spring MVC
Persistence with Spring Data JPA and Hibernate relationships
Spring Security with JWT authentication and method-level access control
Comprehensive unit and integration testing with JUnit 5 and Mockito
Week-By-Week Structure

Curriculum & Roadmap

Progressive milestones designed to advance you from core foundational concepts to production-grade deployment.

Week 1~15 Hours Estimated

Modern Java 21 & OOP Enterprise Fundamentals

Solidify Java fundamentals, generics, collections framework, and Java 21 modern additions.

Key Topics & Tasks
  • Generics & Collection framework
  • Java 21 Records & Pattern Matching
  • Streams & Functional interfaces
  • Maven build automation
Week 2~16 Hours Estimated

Spring Boot 3 Core & RESTful APIs

Build enterprise RESTful endpoints with Spring Boot and dependency injection.

Key Topics & Tasks
  • IoC and Spring Beans lifecycle
  • Spring MVC controllers and DTOs
  • Bean Validation (JSR 380)
  • Global exception handling with @ControllerAdvice
Week 3~16 Hours Estimated

Data Persistence with Spring Data JPA & PostgreSQL

Model complex relational entities and optimize JPA queries.

Key Topics & Tasks
  • Entity mapping & relationships (@OneToMany, @ManyToMany)
  • Spring Data JPA repositories
  • JPQL and native query performance
  • Database migrations with Flyway
Week 4~18 Hours Estimated

Security & Microservice Capstone Development

Secure endpoints with Spring Security 6 and architect the capstone banking/e-commerce service.

Key Topics & Tasks
  • Spring Security filter chains
  • Stateless JWT authentication
  • Role-based authorization
  • Designing domain-driven service layers
Week 5~16 Hours Estimated

Automated Testing, Docker & Observability

Implement test suites with Mockito and package services into Docker containers.

Key Topics & Tasks
  • Unit tests with JUnit 5 & Mockito
  • Integration tests with @SpringBootTest and Testcontainers
  • Spring Boot Actuator for health checks
  • Multi-stage Dockerfile
Week 6~12 Hours Estimated

Production Review, Code Defense & Certification

Deploy the microservice, present architectural choices, and receive formal evaluation.

Key Topics & Tasks
  • API documentation with SpringDoc/OpenAPI
  • Container deployment
  • Architectural code review by senior evaluators
  • Final certificate issuance
Portfolio Outcomes

What You Will Build

01

Core Banking Ledger & Transaction Engine

A resilient transactional banking service supporting double-entry bookkeeping, atomic fund transfers, and audit logs.

Spring Boot 3Spring Data JPAPostgreSQLFlyway
02

Enterprise Inventory Management Microservice

A multi-warehouse inventory tracker with low-stock alerts, JWT role authorization, and OpenAPI interactive specifications.

Java 21Spring SecurityJUnit 5Docker
03

Hospital Patient Scheduling & Records System

A medical appointment booking service with doctor availability slots, role-based patient records, and automated test suites.

Spring BootHibernatePostgreSQLMockito

Performance Evaluation & Standards

Submissions are systematically checked by engineering reviewers. You receive written feedback and numerical rubric scores covering modularity, test quality, Git conventions, and deployment integrity.

Program Enrollment
[PROGRAM FEE]

Configurable fee covering curriculum, project reviews, and credential verification.

What's Included
Full 6-week progressive roadmap
3 industry-oriented practical projects
GitHub repository code review & scoring
Cryptographically verifiable certificate
Resume & LinkedIn portfolio framing guidance

Refund Policy: See our transparent terms on our Refund & Cancellation page.

Eligibility: Students & freshers with relevant domain interest.

Have Questions?

Reach out to our admissions team at birlasolutions.in@gmail.com.

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