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Core Java in kolkata

Core Java Course in Kolkata - Acesoftech Academy
Enterprise Java 21 & JVM Architecture 2026

Core Java Course in Kolkata

Master enterprise software development with the Core Java Course in Kolkata at Acesoftech Academy. Deep-dive into Java 21, JVM architecture, multithreading, the Collections framework, JDBC, and object-oriented design patterns with 100% placement support.

Duration 3 - 4 Months
Training Mode Classroom & Live Online
Placement Support 100% Interview Guarantee
Credential Certified Java Programmer

Accelerate Your Technical Career in Kolkata

Enterprise banking, financial services, and large-scale IT systems rely heavily on Java. For developers aiming to build complete enterprise web applications, progress to our Java Full Stack Course in Kolkata to master Spring Boot and React. You can also explore foundational programming in our C++ Course in Kolkata.

Comprehensive 12-Module Curriculum

Module 01

Java Architecture & JVM Internals

JDK, JRE, JVM architecture, bytecode verification, JIT compilation, and classloaders.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 02

Java Language Syntax & Data Types

Primitive types, wrapper classes, operators, control statements, and method overloading.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 03

Object-Oriented Programming (OOP) in Java

Classes, objects, constructors, inheritance (extends), and polymorphism (overriding).

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 04

Interfaces & Abstract Classes

Interface segregation, default/static interface methods, abstract classes, and multiple inheritance.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 05

Java Memory Management & Garbage Collection

Stack vs Heap memory, garbage collection algorithms, memory leaks, and finalize deprecation.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 06

Exception Handling Framework

Checked vs unchecked exceptions, try-catch-finally, multi-catch, and custom exceptions.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 07

Java Collections Framework (JCF)

List (ArrayList, LinkedList), Set (HashSet, TreeSet), Map (HashMap, TreeMap), and Iterators.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 08

Generics & Type Safety

Generic classes, generic methods, bounded type parameters, and wildcards (? extends, ? super).

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 09

Java Multithreading & Concurrency

Thread lifecycles, Runnable interface, synchronization, deadlock prevention, and ExecutorService.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 10

Java 8 to 21 Modern Features

Lambda expressions, Stream API, Optional class, records, pattern matching, and virtual threads.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 11

JDBC & Database Connectivity

JDBC drivers, Connection pools, Statements, PreparedStatements, and transaction management.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging
Module 12

Capstone Application & Interview Drills

Build a multi-threaded desktop enterprise application with placement interview coaching.

  • Industry-aligned hands-on practical exercises
  • Enterprise architectural patterns and best practices
  • Production-grade deployment and real-time debugging

Explore Related Professional Courses in Kolkata

Broaden your digital and technological capabilities with sister programs at Digital Kolkata:

Full Stack Java Full Stack Course Spring Boot 3, Microservices, React & AWS cloud. OOP C++ Programming Course Object-oriented programming, STL & memory management. Scripting Python Course in Kolkata Python 3.12 syntax, OOP & database automation. Front-End Web Design Course Responsive UI design with HTML5, CSS3 & JavaScript.

Frequently Asked Questions

We teach modern Java up to Java 21, including Streams, Lambdas, Records, and Virtual Threads.

Yes, our curriculum is engineered around real technical interview questions asked by top MNCs and IT firms.

Yes, JDBC database connectivity, PreparedStatements, and transaction handling are thoroughly covered.

Yes, 100% placement support is guaranteed with mock technical rounds and corporate recruitment drives.

No, we start from ground zero with computer science fundamentals and basic syntax.

We provide flexible weekday and weekend batches for college students and working professionals.

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Digital Marketing FAQs

Acesoftech Academy provides class-room as well-as online instructor based live online training. You can take 4 month course, 6 Months course and 1 year also which includes latest and updated digital marketing training modules. Typical classes last between 4 and 6 months and can be taken either in week-end or week-days also as per your time and schedule.

One skill that is in-demand in the 21st century is digital marketing. Not to mention, UI/UX design is an essential component of any application we develop. Acesoftech Academy offers courses that are specifically tailored for the youth who are going to shape India's core IT workforce in the coming years. So, while we have 3 types of courses on digital marketing offered here, students can also learn web development, content writing and UI/UX design. We start the course from basic and ends the course with making you a professional digital marketer.

Acesoftech Academy offers a hybrid online and class-room learning style for all our courses. That way, no matter what your preference, you'll find a class that suits you. Digital marketing course in Kolkata are available both online and in the classroom. In fact, students who prefer to learn just from an online course even we provide a discount on their courses! The only requirement is that the student must a computer with regular internet access.

Online classes can be a convenient and rewarding way to learn. You'll never have to miss out on the opportunity to improve your skills because our sessions are recorded for later viewing, meaning there's no need to take time out of your day. Additionally, in-person live classes provide another type of learning experience altogether. That said, it's up to you where and how you want to learn. We offer both online and offline options at Acesoftech Academy. So, if you are searching for online Digital Marketing Course in Kolkata, India you can take our classes with full confidence.

We’ve put together few amazing reasons why Acesoftech Academy is the perfect choice for your needs, in addition to providing you with course curricula, our focus is on hands-on and live project training.

We care more about results than anything else. Our commitment to guaranteeing placement has made us one of the most well-known digital marketing training institutes in Kolkata. Established in 2009, our Digital Marketing Training institute has been providing training since 2010 and since then we have never looked back.

Course Design

Our CEO, Mr. Umar Rahman himself has been working on Digital Marketing for last 16 years. He has designed the course module himself. Apart from that most of the parts of the training he covers himself.

One of the earliest Digital Marketing Training institute in Kolkata

Acesoftech Academy has started Digital marketing course in year 2010 (That time it was called SEO Course).Since then we have trained hundreds of Digital Marketing students who are working in different companies from around the world.

Week-end Classes

Acesoftech Academy also provides week-end classes which can be taken by the aspiring candidates who is working professional. Those who does not have time in the week-days to attend, Acesoftech Academy takes care of such candidates and try to adjust the timing so that along with doing job they can enhance their skill.

100% placement assistance

Acesoftech Academy is a well-known Digital marketing Training institute in Kolkata and most of the IT companies know us. They send their request regularly to us, we send our candidate to them and they hire them.

Project is important

We provide them free hosting so that they can host their own domain and also you learn with real-time live project.

Digital marketing is the process of using electronic channels to promote or market products or services. This can include online advertising, social media, email marketing, and more. The goal of digital marketing is to reach a target audience through these channels and convert them into customers or leads.

By learning digital marketing, you'll be able to reach more people with your message and sell more products or services. Additionally, digital marketing is a rapidly changing field, so it's important to keep up with the latest trends and best practices. Finally, as more and more businesses move into the digital space, there will be an increasing demand for digital marketers who are able to help companies grow their online presence.

For pursuing Digital Marketing courses, there is no age bar, there is no education bar. But the general criteria for enrolling is 10th pass. If you have a laptop and basic understanding of computers and the Internet ,you can join this course.

We have two types of courses: 4 Months and 6 Months courses. Course fees for 4 Months is INR 20,0000 and course fees for 6 Months is INR 30,0000/-

We provide our own certificate. But we help in getting other certificates like Google ,Facebook blueprint and hubspot certificates as well.

We have two types of courses. 4 Months and 6 Months there are more than 30 modules in the course.

Yes, after successful completion of the course, we provide 100% placement assistance to our students. We have our own job portal where hundreds of companies are registered and post their jobs.

Maximum student batch size is 5-6 per batch so you can have your time. Also, being the batch size smaller gives individual students the opportunities to ask the questions and get solved the queries.

Digital marketing is high in demand in the market. So, there is a great chance of getting a lucrative salary after completing a digital marketing course in Kolkata. If you check any job website you can search and see, there are a lot of jobs available in the market.

Yes, we provide week-end classes also. So, in case you are a working professional, you can join the class on the week-end also.

Average salary for a fresher Digital Marketer is INR 1,20,000 to 1,80, 000 per year. Once you are 3-4 years experience you can expect minimum 4,80,000 to 7, 20,000/-

You can get record-class video of the class. So, even if you miss the class because of some reason, you can watch the missed class and cover the missed class.

We provide PDF, and pre-recorded videos as course material. You can study at home.When you attend the class you can ask the question or queries that will arise while watching the videos orr ready the PDF book.

There are more than 1700 I.T. companies only in Kolkata. Most of them work in Digital Marketing. They need a Digital marketing executive to handle their clients' projects. So, if you take a Digital Marketing course in Kolkata, your time and money will not be wasted at all. Apart from that as you know Digital Marketing is used in any company irrespective of the sector.

There are more than 10 IT companies in Kolkata which are ex-student of Acesoftech Academy.They're working for handsome money after learning Digital Marketing course. We will guide you how you can open your own digital marketing agency after learning the courses properly.

With the advent of 4G, 5G in India, doing online Digital Marketing courses is easy. However, offline class is always preferred as compared to online. We provide both the modes, online as well as offline courses. We have our class-room training centre in Kolkata, India.

Digital marketing courses come with various types of earning opportunities. Doing this course, you can do freelance work and add income to your family without joining any office.

If you are a student, you can learn this course and there are different opportunities of earning. That we will teach you during the course. So, as a student you can pursue your studies and also earn money side-by-side.

Our Training institute is located at Topsia, near Science city.

Digital marketing is the only course that provides a wide range of earning facilities. After completing the Digital Marketing training you will be able to work as a freelance digital marketer.

Yes, there are different types of earning opportunities after doing a digital marketing course. Such as freelancer SEO content writer, Freelancer on-page SEO optimizer, freelance backlink creator etc.

Yes, fees can be paid in instalments. We have an easy instalment facility for the fees payment so that you can pay the amount easily.

We teach in two mediums Hindi and English.

Student's Testimonial