Not sure whether Java Developer Profession is for you?
Hi Bhavin, what method should I use in here?
Any thoughts on that?
Hi Alisha!
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Group training
Online lessons with mentors, hands-on homework, Java programming projects.
Lots of practice
You will write code and solve tasks from the first lesson.
Employment guarantee
We'll help you with training and employment.
April 12, 2024
The study plan is designed for 10 months.
Java programmer — a hot  career now and in the future
More than
100 000
job vacancies on  
The demand for Java programmers is high and growing. alone currently has more than 100,000 job openings.
The salary prospects are excellent. Java developers command some of the highest salaries in the IT world.
A Java programmer has lots of options. Java is used to create server-side applications for finance and big data. It is used to write Android programs, web applications, embedded systems, and scientific applications.
Career trajectory for a Java developer
Java Developer
From 1 year
Java Developer
2+ years
Java Developer
Job oriented course
We will take you by the hand and lead to guaranteed result
We assure you that in 10 months you will get a job offer with appealing pay as a Java Full Stack Developer.
Get a FREE consultation on how to become a well-paid, sought-after software developer
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What’s included in "Java Developer Profession"
online course by CodeGym
What’s included in "Java Developer Profession" online course by CodeGym
Regular lessons with a mentor who is an experienced Java developer
Twice a week, 90-minute online lessons are held, where students explore new theory and receive personal recommendations.
Chat-based support
On weekdays, Java experts will promptly answer your questions on Java theory or solving tasks.
Interactive online development environment
From the first lesson, you write programs yourself: in a browser or a professional development environment.
Job placement assistance
The CodeGym career center will polish your resume and prepare you to find suitable job openings and pass interviews.
Course completion certificate
Confirmation that you gained a working knowledge of the basics of Java software development.
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10 months
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Detailed training program
Designed to last 10 months, with lessons, homework, and coding practice.
Module 1
Module 2
Module 3
Module 4
Module 5
Module 6
Java Syntax
  • Introductory lesson
  • Commands and your first Java program
  • Working with variables type int and String
  • Types and keyboard input
  • Working with IntelliJ IDEA. Debugging
  • The if statement
  • Loops
  • Arrays
  • 2D arrays
  • Methods
  • Working with strings
  • Data types
  • Introduction to OOP
  • Objects
  • Classes and the static keyword
  • Generics
  • Collections
  • Singleton, enum, switch
  • Exceptions
  • I/O streams
  • Lambda functions
  • Times and dates
  • Git
  • Final project + Career Center

Detailed training program

Designed to last 10 months, with lessons, homework, and coding practice.
  • Module 1. Java Syntax
    • Introductory lesson
    • Commands and your first Java program
    • Working with variables type int and String
    • Types and keyboard input
    • Working with IntelliJ IDEA. Debugging
    • The if statement
    • Loops
    • Arrays
    • 2D arrays
    • Methods
    • Working with strings
    • Data types
    • Introduction to OOP
    • Objects
    • Classes and the static keyword
    • Generics
    • Collections
    • Singleton, enum, switch
    • Exceptions
    • I/O streams
    • Lambda functions
    • Times and dates
    • Git
    • Final project + Career Center
    Practical tasks (real programs): 271
    Final big project: Crypto-analyzer
  • Module 2. Java Core
    • OOP: encapsulation, polymorphism
    • OOP: overloading, overriding, abstract classes
    • OOP: composition, aggregation, inheritance
    • OOP: interfaces
    • Generics
    • Lambda functions
    • Type casting, instanceof. Big task for interfaces
    • Method overloading, nuances of calling constructors
    • Object class device
    • Recursion
    • Introduction to threads: Thread, Runnable, start(), join(), interrupt(), sleep()
    • Introduction to threads: synchronized, volatile, yield()
    • Introduction to streams: InputStream/ OutputStream, FileInputStream, FileOutputStream
    • Executor
    • thread pool
    • Inner/Nested classes
    • Serialization
    • Reflection API
    • Annotations in Java
    • Sockets
    • Final project
    Practical tasks (real programs): 190
    Final big project: Simulation of Evolution
  • Module 3. Java Professional
    • Maven: phases, plugins, dependencies, and building
    • Maven installation
    • Maven: Advanced Maven Usage
    • JUnit 5
    • Mockito
    • Logging
    • HTML + CSS
    • JavaScript + jQuery
    • Network device
    • HTTP protocol
    • HttpClient
    • Tomcat: installation, configuration, deployment, resources
    • Servlets: doGet, doPost, session, request, response
    • JSP, JSTL
    • Software architecture, client-server architecture, MVC
    • Development Methodologies
    • Design patterns
    • Working with memory in Java
    • Concurrent
    • Apache Commons
    Practical tasks (real programs): 46
    Final big project: 6 (full-fledged games, an admin panel for managing an RPG game, etc).
  • Module 4. Working with databases. Hibernate
    • SQL queries
    • Complex SQL Queries
    • MySQL installation, backups, permissions, data consistency, and integrity
    • Changing data in a table: insert, update, delete, indexes
    • JDBC
    • ORM: Entity, HibernateConfig, transaction annotations
    • HQL, Query Parameters
    • Hibernate: object state, save, update, delete
    • Advanced-Data Type Mapping
    • Collection mapping: one-to-many, lazy loading
    • Preserving class hierarchy
    • Database design
    • Transactions, ACID, CAP
    Practical tasks (Real Programs): 50
    Big projects: 4
  • Module 5. Spring + Spring Boot
    • Spring Framework
    • Spring Application Configuration
    • Aspect-Oriented Programming (AOP)
    • Spring MVC
    • Spring MVC: working with data
    • Spring ORM, JPA
    • Spring application: controller, service, repository
    • Spring Test
    • Spring REST
    • Spring Security
    • Spring Boot
    • Spring Cloud
    Big projects: 3
    • At the end of the training, you will work in groups with other students to create a large-scale, real-life coding project which you would later add to your portfolio. As a bonus, you will get access to the materials related to job searching, resume creation, interview preparations, etc.

Your resume
and certificate

A resume you can show to IT recruiters after you finish the course.
Java Developer
Professional skills
Professional skills
  • Java core
  • Java Streams
  • Patterns (basic)
  • SQL (MySQL)
  • Spring
  • Hibernate
  • git/GitHub
  • Maven
  • Tomcat
  • Spring boot
  • Integration
  • Algorithms
  • IDEA
  • JUnit
  • xml, json, yaml
  • Apach HTTP Client
Expected salary
Work conditions
Remote work
CodeGym certificate
This certificate confirms that you have a deep knowledge of Java software development. It's a compelling evidence that you are prepared for employment.
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Our team 😎
Paresh Shikhaliya
Paresh Shikhaliya
Java/J2EE developer at Walmart Technology, 13.5+ years of experience in Software Development Life Cycle (SDLC), designing and implementing REST API Web Services and MicroSerivces using SpringBoot with Java, Scala and Kotlin.
Aditi Nawghare
Aditi Nawghare
Software Engineer at Siemens with 3+ years of demonstrated history of working in data analytics and software development projects. Skilled in Java, Python, Oracle, PL/SQL, and data analytics, competitive with experience working in a product-based company.
Shubham Dumbre
Shubham Dumbre
Founder of Delta The Innovators community and an author of two eBooks – “Let’s make IT simple” and “Decoding Zindagi.”
Harshini Dhanabalan
Sales Manager
Harshini Dhanabalan
Assist with product-related questions and accurate technical assistance to resolve any customer's issue. Resolve any project/customer-related queries promptly and professionally.
Faisal Khan
Customer Support Manager
Faisal Khan
Performance-driven sales and customer care professional with more than 5 years of experience. Adaptable and flexible to accommodate growing customer needs and requests.
Vaibhav Singh
Customer Support Manager
Vaibhav Singh
Insightful, excellent, consistent sales and customer care manager with 5+ years of experience. Solve customers' problems by developing innovative and tailored sales solutions and quickly close assessing customers' needs.

Do not trust us, trust them

Companies where our students work 🤟

We train Java developers around the world (in the USA, India, Poland, Ukraine, Germany, and other countries) and, in 10+ years, have prepared more than 30,000 JavaDevs who work in worldwide known IT companies.

100% Job or Refund Guarantee

We can assure you 100% about the program of our course and our ability to get you to find a job, but if you don’t, you will get a full refund
We will provide you the whole assistance before the job interview or get you placed in our partners' companies after completing the course. If you don’t find a job as a Java Developer three months after the course ends and you comply with all terms, you will be 100% guaranteed to get a full refund spent on studying at the CodeGym course.
To land a job in a company, a student must fulfill these terms and conditions:
  • Attending every live session of the course
  • Completing the final projects of each module before the deadline
  • Passing the final exam
  • Strictly following the recommendations of the course mentors and career coaches


Frequently asked questions 

  • What are the student-level requirements?
    This course is designed for people with zero knowledge in programming and specialists who know Java to some extent but want to improve their skills or review the material.
  • How many hours of studying per week do I need?
    We recommend devoting at least 10-12 hours per week to studying on the course. The bigger, the better.
  • Why does the course last 10 months?
    10 months is the optimal period of time to study the theory and develop programming skills for the position of Junior Java Developer. You will step by step pass all the necessary levels.
  • How do you help with employment?
    The CodeGym career center will help you create a CV and prepare for interviews. Also, we have agreements with large outsourcing companies in India and other countries. These partnerships ensure employment for our students.
  • What if I didn't get a job after passing your course?
    We will guarantee a full refund of your studying if you do not find a job within three months of completing the course and fulfilling all the conditions.
  • Can I pay for the program monthly?
    It is possible to pay for tuition monthly. The cost will be ₹6,700 per month. However, if you plan to pay for the whole annual course once, the price will be ₹5,800 per month. It means you save ₹10,800 by buying the entire course program.
  • Why should I choose your course?
    Java and the training of IT professionals working with this language is a core specialization of CodeGym.
    Mentors, step by step, introduce students to the theoretical part of Java and interact with them in chats regularly to resolve the problems and answer the questions.
    The course contains many examples of the Java theory application. They help students consolidate the lessons learned and use this knowledge in their future projects. There are more than 1,200 tasks with automatic verification of the solution and the final project.
    Tuition can be paid monthly, which is convenient for planning your budget.
  • What is the language of instruction for this course?
    The course is taught in English.
  • How are the lessons held, and how are the groups formed?
    The mentor provides you with a Zoom online conference link, you follow it, and the lesson starts. You gain theoretical knowledge during the online class. You can ask your questions in a Zoom chat. The mentor shows you how to code. You can code at the same time while listening to the mentor. The lesson is being recorded, and we upload it the next day onto YouTube. You can save the video if you wish so. At the end of the lesson, you get your homework, which needs to be done for the next class.