Java Backend Development Training
Become a job-ready Java backend developer. Learn Core Java, OOP, Collections, SQL and Spring Boot with Spring Data JPA to build secure, tested REST APIs — with hands-on projects, an overview of microservices, and placement assistance.
What you learn in this Java Backend course
Java remains one of the most widely used languages for enterprise backend systems, and Spring Boot is the de facto standard for building production APIs on top of it. This course builds a strong foundation in Core Java — syntax, object-oriented programming, collections and Java 8 features — before moving into database work with SQL, and then into Spring Boot, Spring Data JPA, validation, security basics and API testing.
Every concept is reinforced with hands-on exercises. You finish by building a backend API mini-project with database integration and an authentication flow, and get an overview of microservices architecture and cloud deployment so you understand how real engineering teams ship backend services.
Why Java backend skills are in demand
Java and Spring Boot continue to power a large share of enterprise and product backend systems, keeping demand for skilled developers consistently high.
Enterprise Standard
Java and Spring Boot are the backbone of banking, e-commerce and enterprise software backends.
API-First Economy
Every product needs well-built REST APIs — a core Spring Boot developer skill.
Consistent Hiring
Java backend roles remain among the most consistently advertised developer positions in India.
Roles and earning potential
Indicative role titles and market salary ranges in India. Actual packages depend on experience, location and employer.
| Role | Experience | Indicative Salary (India, per year)* |
|---|---|---|
| Java Backend Developer | 0–2 yrs | ₹4–8 LPA |
| Java / Spring Boot Developer | 2–5 yrs | ₹8–15 LPA |
| Senior Java Backend Engineer | 4–7 yrs | ₹15–24 LPA |
| Java Tech Lead / Backend Architect | 8+ yrs | ₹28 LPA+ |
*Ranges are general market indicators compiled from public job data, not a guarantee of placement or salary.
Detailed Java Backend Development curriculum
Structured modules that build from Core Java fundamentals to Spring Boot backend engineering.
Week 1 Core Java & OOP
- Java syntax, data types and control statements
- Methods and practice programs
- Classes, objects, inheritance and polymorphism
- Abstraction and encapsulation
Week 2 Collections, Exceptions & Java 8
- Lists, sets, maps and generics
- Exception handling patterns
- Lambdas, Streams and Optional
- Hands-on exercises
Week 3 SQL, JDBC & Web Basics
- SQL basics, joins and aggregations
- Database design basics
- JDBC overview and REST concepts
- HTTP methods
Week 4 Spring Boot & Spring Data JPA
- Spring Boot project setup, controllers and services
- Repositories and first API
- JPA entities, relationships and CRUD operations
- Hands-on API building
Week 5 Validation, Security & Testing
- Request validation and exception handlers
- API response best practices
- Authentication concepts, JWT overview and password hashing
- Postman and unit testing basics
Week 6 Mini Project & Microservices Overview
- Build a backend API with database integration and auth flow
- Microservices concepts and service communication basics
- API gateway overview
Week 7 Deployment
- Build JAR and environment variables
- Cloud deployment overview
- Hands-on deployment
Week 8 Interview & Placement Readiness
- Core Java, Spring Boot and SQL interview questions
- Mock interviews
- Resume project points, GitHub cleanup and LinkedIn profile
Technologies and tools you will use
Projects you will build
- Backend API mini-project: a Spring Boot service with database integration and an authentication flow.
- REST API suite: validated, tested endpoints using Postman and unit testing basics.
- Deployment exercise: package and deploy a Spring Boot application with environment configuration.
- Freshers and graduates targeting backend developer roles
- Professionals wanting to add Java + Spring Boot skills
- Career switchers moving into software development
- Prerequisites: programming basics helpful but not mandatory
Course Completion Certificate
Receive a Placeonix course completion certificate on finishing the program and capstone project.
Placement Assistance
Resume building, Java/Spring Boot interview questions, mock interviews, LinkedIn optimisation and referrals to hiring partners as part of our placement support.
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Start your Java Backend journey
Contact our admissions team for the syllabus, next batch dates and a free counselling session.
Java Backend Development Training — Frequently Asked Questions
What is covered in the Java Backend Development course?
Core Java syntax, OOP concepts, Collections, Java 8 features (lambdas, streams), SQL and databases, Spring Boot, Spring Data JPA, validation and exception handling, security basics, API testing and a microservices overview, ending with deployment and interview preparation.
Who should join this course?
Freshers, engineering graduates and career switchers who want to become backend/Java developers, as well as professionals wanting to add Spring Boot and REST API skills.
Do I need prior programming experience?
Basic programming familiarity helps but is not mandatory. The course starts from Core Java fundamentals.
How long is the training?
The program runs approximately 2–3 months (16 structured modules) covering Core Java through Spring Boot, projects, and placement preparation, depending on batch pace.
Will I build real projects?
Yes. You build a backend API mini-project with database integration and authentication, and get an overview of microservices and cloud deployment.
What tools and technologies are used?
Java, Spring Boot, Spring Data JPA, SQL databases, Postman, Git, and JWT-based authentication concepts.
Do you provide placement assistance?
Yes. Resume building, mock interviews, Java/Spring Boot interview questions, LinkedIn optimisation and referrals to hiring partners.
Is the course available online?
Yes, both classroom training in Hyderabad and live online batches are available.