Java Training in Varna

This instructor-led, live training in Varna (online or onsite) is designed for intermediate-level Java developers who want to explore the latest Java 21 features, enhance their coding practices, and efficiently build modern Java applications.

By the end of this training, participants will be able to:

• Understand and utilize the new features introduced in Java 21.
• Enhance application performance using advanced Java features.
• Develop modular and scalable applications using updated libraries.
• Implement best practices in Java 21 for robust and efficient code.

This instructor-led, live training in Varna (online or onsite) targets intermediate-level Java developers who want to design, develop, deploy, and maintain microservices-based applications using Java frameworks like Spring Boot and Spring Cloud.

By the end of this training, participants will be able to:

• Grasp the principles and advantages of microservices architecture.
• Construct and deploy microservices utilizing Java and Spring Boot.
• Implement service discovery, configuration management, and API gateways.
• Secure, monitor, and scale microservices efficiently.
• Deploy microservices using Docker and Kubernetes.

Java Production Support represents the specialized discipline focused on maintaining, diagnosing, and ensuring the operational health of Java-based systems within live environments.

This instructor-led live training (available online or onsite) targets intermediate-level support engineers and developers who aim to strengthen their capabilities in maintaining, troubleshooting, and optimizing Java-based production systems within the banking sector.

Upon completion of this training, participants will be able to:

• Resolve issues across Java, Unix, database, and middleware environments.
• Utilize monitoring tools to detect and respond to production incidents.
• Adhere to proper escalation procedures and document root causes effectively.
• Engage in release and rollback cycles while coordinating with cross-functional teams.

Course Format

• Interactive lectures and discussions.
• Practical application of real-world support tools and systems.
• Live simulation of incidents and troubleshooting scenarios.

Course Customization Options

• To arrange customized training tailored to your specific technology stack, tools, or support workflows, please contact us.

Spring is a robust Java framework that streamlines enterprise application development by offering powerful dependency injection, a modular architecture, and simplified configuration options.

This instructor-led live training (available online or onsite) is designed for beginner-level Java developers who aim to create modern, production-ready web applications using the latest versions of the Spring Framework, Spring Boot 3.5.5, and Java 21.

Upon completing this training, participants will be able to:

• Grasp Spring’s core principles, including Inversion of Control (IoC), Dependency Injection (DI), and Aspect-Oriented Programming (AOP).
• Configure Spring applications using XML, annotations, and JavaConfig.
• Develop RESTful services leveraging Spring Boot and JPA.
• Implement CRUD operations, manage transactions, and handle data persistence.
• Utilize advanced Spring features such as profiles, exception handling, and data serialization.

Course Format

• A concise theoretical overview followed by extensive practical exercises.
• Hands-on implementation based on real-world examples.
• Interactive discussions and guided troubleshooting sessions.

Customization Options

• To arrange a customized training for this course, please contact us.

This instructor-led, live training in Varna (available online or onsite) is designed for developers seeking to learn and apply the core concepts of Continuous Integration for Java.

By the end of the session, participants will be able to:

• Comprehend and apply CI principles to Java projects.
• Build a CI infrastructure specifically for Java.

This instructor-led, live training Varna (online or onsite) is aimed at intermediate-level Java developers who wish to apply design patterns to improve software structure, maintainability, and scalability.

By the end of this training, participants will be able to:

• Understand the purpose and benefits of design patterns.
• Apply Creational, Structural, and Behavioral patterns effectively in Java.
• Improve code reusability, scalability, and maintainability.
• Refactor existing codebases using design patterns.

This instructor-led, live training in Varna (online or onsite) is aimed at beginner-level developers who wish to learn the basics of Groovy Programming.

By the end of this training, participants will be able to:

• Understand the basic programming concepts.
• Write simple Groovy scripts and utilize Groovy core features.
• Understand and apply basic principles of object-oriented programming using Groovy.
• Learn basic error-handling techniques to manage common programming errors and exceptions in Groovy.

This instructor-led, live training in Varna (online or onsite) is aimed at programmers who wish to use Java 16 to build, manage, and package Java applications.

By the conclusion of this training, participants will be able to:

• Understand the new features and changes introduced in Java 16 compared to earlier versions.
• Master Java fundamental concepts and apply them to develop Java applications.

This instructor-led, live training in Varna (available online or onsite) is tailored for intermediate to advanced developers seeking to master the development of microservices using Spring Boot, Docker, and Kubernetes.

By the end of this training, participants will be able to:

• Comprehend microservices architecture principles.
• Build production-ready microservices using Spring Boot.
• Understand the critical role of Docker in containerizing microservices.
• Configure Kubernetes clusters to deploy and orchestrate microservices.

This instructor-led, live training in Varna (online or onsite) is aimed at intermediate-level to advanced-level developers and architects who wish to develop Java native applications and microservices using Quarkus with optimized memory usage and startup time.

By the end of this training, participants will be able to:

• Develop high-performance, lightweight Java native applications using Quarkus.
• Build and deploy RESTful services and microservices architectures.
• Use GraalVM for native compilation and optimize startup and memory efficiency.
• Package and containerize applications for Kubernetes and OpenShift environments.

Spring WebFlux is a reactive programming module within the Spring Framework designed for building non-blocking, event-driven web applications.

This instructor-led, live training (online or onsite) is aimed at beginner-level to intermediate-level Java developers who wish to build scalable and responsive applications using Spring WebFlux.

By the end of this training, participants will be able to:

• Understand the fundamentals of reactive programming with Project Reactor.
• Build and test non-blocking RESTful APIs using Spring WebFlux.
• Integrate WebFlux with databases and external services.
• Apply reactive patterns to real-world application scenarios.

Format of the Course

• Interactive lecture and discussion.
• Lots of exercises and practice.
• Hands-on implementation in a live-lab environment.

Course Customization Options

• To request a customized training for this course, please contact us to arrange.

This instructor-led, live training in Varna (online or onsite) is targeted at software architects and web developers who intend to utilize RabbitMQ as middleware for messaging and program in Java using Spring to develop robust applications.

Upon completion of this training, participants will be capable of:

• Building applications using Java, Spring, and RabbitMQ.
• Designing asynchronous, message-driven systems with RabbitMQ.
• Creating and implementing queues, topics, exchanges, and bindings within RabbitMQ.

This instructor-led, live training in Varna is tailored for individuals seeking to master Java specifically for test automation purposes. The curriculum is designed to be concise and intensive, featuring numerous hands-on exercises to help participants rapidly acquire the essential programming skills required for software automation testing. The primary emphasis is on core Java concepts that can be directly and immediately applied to automate testing processes.

Please note that this course does not provide an in-depth exploration of test automation frameworks such as Selenium. It also avoids the traditional "Hello World" introductory method, as it is not focused on general application development. Instead, the goal is to enable participants to start performing test automation as quickly as possible. If you already possess Java proficiency and wish to proceed directly to testing with Selenium, we recommend our: Introduction to Selenium (https://www.nobleprog.com/introduction-selenium-training) course.

This course equips participants with a deep understanding of selected Java features, the common challenges associated with them, and their role within the application architecture. It also covers essential knowledge of the Java standard library functions. Participants are expected to have prior experience with a Java development IDE (such as Eclipse or NetBeans) used for building applications. Note that this training does not cover user interface (UI) topics.

This instructor-led, live training in Varna (online or onsite) is aimed at experienced Spring Boot developers who wish to use Spring Boot's advanced features to further enhance, secure and test complex Spring Boot applications.

By the end of this training, participants will be able to:

• Customize the Spring WebMVC framework to enhance the decoupling of web applications.
• Serialize and de-serialize objects using Jackson Serialization Views.
• Store and secure user data in a database.
• Use Spring Sessions to manage user session information in a distributed fashion.
• Automate the testing of Spring WebMVC applications.
• Monitor and measure application performance.

This instructor-led, live training in Varna (online or onsite) is aimed at web developers who wish to use Angular and Spring Boot to build full stack applications.

By the end of this training, participants will be able to:

• Develop a full stack application with Angular and Spring Boot.
• Build a backend application with Spring Boot.
• Create frontend applications with Angular.
• Use Spring Security to configure authentication for a full stack application.

This program delivers comprehensive cross-platform secure coding knowledge by merging C/C++, Java, and web application security into a unified training experience. Attendees gain insights into contemporary vulnerabilities, attack vectors, and secure development methodologies across diverse technological environments.

Delivered by an expert instructor, this live training (available online or on-site) is designed for intermediate to advanced developers aiming to enhance their secure coding techniques for enterprise and web-based applications.

Upon completion of this training, participants will be equipped to:

• Implement secure coding standards within C/C++ and Java development workflows.
• Detect and address prevalent vulnerabilities, including buffer overflows, SQL injection, and XSS.
• Effectively deploy and configure Java security services and APIs.
• Gain a deep understanding of the OWASP Top Ten and additional client-side security threats.
• Utilize cryptographic methods securely to safeguard data and communications.
• Evaluate code for architectural flaws and employ defensive coding tactics.
• Remain current with emerging vulnerabilities affecting platforms, frameworks, and libraries.

Training Format

• Engaging lectures and discussions.
• Practical secure coding exercises and exploit demonstrations.
• Analysis of case studies and real-world vulnerability scenarios.

Customization Options

• For tailored training requests for this course, please get in touch to arrange details.

Even seasoned Java developers often lack a comprehensive grasp of the security services provided by Java and the various vulnerabilities that affect web applications built with it.

This course not only introduces the security components of the Standard Java Edition but also addresses security concerns within Java Enterprise Edition (JEE) and web services. The discussion begins with the fundamentals of cryptography and secure communication before diving into specific services. Various exercises cover both declarative and programmatic security techniques in JEE, as well as transport-layer and end-to-end security for web services. Participants engage in practical exercises to explore and apply the discussed APIs and tools firsthand.

The course also examines and explains the most common and severe programming flaws in the Java language and platform, along with web-related vulnerabilities. Beyond typical bugs made by Java programmers, the security vulnerabilities covered include language-specific issues and problems arising from the runtime environment. All vulnerabilities and associated attacks are demonstrated through accessible exercises, followed by recommended coding guidelines and mitigation techniques.

Participants attending this course will

• Comprehend the core concepts of security, IT security, and secure coding.
• Learn about web vulnerabilities beyond the OWASP Top Ten and understand how to avoid them.
• Understand the security concepts underlying web services.
• Learn to utilize various security features within the Java development environment.
• Gain a practical understanding of cryptography.
• Understand the security solutions offered by Java EE.
• Learn about typical coding mistakes and how to prevent them.
• Gain insights into recent vulnerabilities within the Java framework.
• Acquire practical knowledge in using security testing tools.
• Access resources and further readings on secure coding practices.

Audience

Developers

Even seasoned programmers do not necessarily master the various security services offered by their development platforms, nor are they always aware of the different vulnerabilities that are relevant to their developments. This course targets developers using both Java and PHP, providing them essential skills necessary to make their applications resistant to contemporary attacks through the Internet.

Levels of Java security architecture are explored by tackling access control, authentication and authorization, secure communication and various cryptographic functions. Various APIs are also introduced that can be used to secure your code in PHP, like OpenSSL for cryptography or HTML Purifier for input validation. On server side, the best practices are given for hardening and configuring the operating system, the web container, the file system, the SQL server and the PHP itself, while a special focus is given to client-side security through security issues of JavaScript, Ajax and HTML5.

General web vulnerabilities are discussed by examples aligned to the OWASP Top Ten, showing various injection attacks, script injections, attacks against session handling, insecure direct object references, issues with file uploads, and many others. The various Java- and PHP-specific language problems and issues stemming from the runtime environment are introduced grouped into the standard vulnerability types of missing or improper input validation, improper use of security features, incorrect error and exception handling, time- and state-related problems, code quality issues and mobile code-related vulnerabilities.

Participants can try out the discussed APIs, tools and the effects of configurations for themselves, while the introduction of vulnerabilities are all supported by a number of hands-on exercises demonstrating the consequences of successful attacks, showing how to correct the bugs and apply mitigation techniques, and introducing the use of various extensions and tools.

Participants attending this course will

• Understand basic concepts of security, IT security and secure coding
• Learn Web vulnerabilities beyond OWASP Top Ten and know how to avoid them
• Learn client-side vulnerabilities and secure coding practices
• Learn to use various security features of the Java development environment
• Have a practical understanding of cryptography
• Learn to use various security features of PHP
• Understand security concepts of Web services
• Get practical knowledge in using security testing tools
• Learn about typical coding mistakes and how to avoid them
• Be informed about recent vulnerabilities in Java and PHP frameworks and libraries
• Get sources and further readings on secure coding practices

Audience

Developers

Description

The Java programming language and its Runtime Environment (JRE) were engineered to eliminate many of the common, critical security vulnerabilities found in other languages, such as C and C++. However, software developers and architects must do more than simply utilize Java's security features (positive security); they must also recognize and mitigate the numerous vulnerabilities that remain relevant to Java development (negative security).

Before introducing security services, the course provides a concise overview of cryptographic foundations, establishing a shared baseline for understanding the purpose and functionality of the relevant components. Participants will apply their knowledge through several practical exercises, allowing them to experiment with the discussed APIs firsthand.

The curriculum also examines and explains the most frequent and severe programming flaws inherent to the Java language and platform. This includes both typical errors made by Java developers and issues specific to the language and its environment. Each vulnerability and its associated attack vectors are demonstrated through accessible exercises, followed by recommended coding guidelines and effective mitigation strategies.

Participants attending this course will

• Grasp the fundamental concepts of security, IT security, and secure coding.
• Identify web vulnerabilities beyond the OWASP Top Ten and learn how to prevent them.
• Acquire the skills to utilize various security features within the Java development environment.
• Gain a practical understanding of cryptography.
• Recognize typical coding mistakes and learn how to avoid them.
• Stay informed about recent vulnerabilities affecting the Java framework.
• Receive sources and further reading materials on secure coding practices.

Audience

Developers

Description

For seasoned Java developers, possessing a robust understanding of Java components is just the beginning. It is equally crucial to master the intricacies of web-related vulnerabilities affecting both server and client sides. This includes identifying the specific risks inherent to Java-based web applications and understanding the potential consequences of these threats.

The course illustrates general web-based vulnerabilities by examining relevant attack vectors. It then explains recommended coding techniques and mitigation strategies within the context of Java, with the primary goal of helping you avoid associated issues. Additionally, special attention is dedicated to client-side security, addressing the challenges posed by JavaScript, Ajax, and HTML5.

We introduce the security components of Standard Java Edition, starting with the fundamentals of cryptography to establish a common baseline for understanding how these components function. Participants will engage in practical exercises to explore the discussed APIs and tools firsthand.

Finally, the course covers the most common and severe programming flaws in the Java language and platform. Beyond typical bugs made by Java developers, we explore vulnerabilities that stem from both language-specific issues and the runtime environment. All vulnerabilities and their corresponding attacks are demonstrated through accessible exercises, followed by recommended coding guidelines and mitigation techniques.

What Participants Will Gain from This Course

• Grasp the core concepts of security, IT security, and secure coding.
• Identify web vulnerabilities beyond the OWASP Top Ten and learn how to prevent them.
• Understand client-side vulnerabilities and adopt secure coding practices.
• Learn to utilize various security features available in the Java development environment.
• Develop a practical understanding of cryptography.
• Recognize typical coding mistakes and learn how to avoid them.
• Stay informed about recent vulnerabilities within the Java framework.
• Acquire practical skills in using security testing tools.
• Access resources and further reading on secure coding practices.

Audience

Developers

Participants attending this course in Varna will

• Understand fundamental concepts of security, IT security, and secure coding.
• Learn about web vulnerabilities extending beyond the OWASP Top Ten and understand how to prevent them.
• Acquire knowledge of client-side vulnerabilities and secure coding practices.
• Learn to utilize various security features available in the Java development environment.
• Gain a practical understanding of cryptography.
• Understand the security concepts underlying web services.
• Comprehend the security solutions provided by Java EE.
• Learn about common coding mistakes and strategies to avoid them.
• Receive information regarding recent vulnerabilities within the Java framework.
• Acquire practical skills in using security testing tools.
• Access sources and further reading materials on secure coding practices.

This instructor-led live training in Varna (online or onsite) targets developers interested in downloading, installing, and implementing Gosu’s static typing and pragmatic approach.

By the end of the course, participants will be able to write Gosu scripts for libraries, user interface elements, rules, and more.

Apache Groovy is a dynamic programming language for the JVM (Java Virtual Machine). Its key features encompass scripting capabilities, Domain-Specific Language creation, runtime and compile-time meta-programming, and support for functional programming. Groovy is frequently utilized as a complementary tool to Java.

In this instructor-led live training, participants will gain hands-on experience programming in Groovy by building a sample application step-by-step.

Audience

• Software Developers

Course Format

• A blend of lectures, interactive discussions, exercises, and extensive practical training

This instructor-led, live training in Varna (online or onsite) is aimed at developers and programmers who wish to build, manage, and execute Java applications using Java 11.

By the end of this training, participants will be able to:

• Migrate from older Java versions to Java 11 to implement new features and changes in the platform.
• Explore new methods in Java 11 to enhance and simplify application development.
• Learn Java core concepts to build applications for various systems and devices using Java 11.

This five-day program is designed for Java developers aiming to become proficient in the latest capabilities of Java 8 and the Spring framework.

This course provides essential context for experienced Java developers, typically those working on large-scale applications, frameworks, or libraries. The curriculum is heavily practice-oriented, with laboratory exercises comprising approximately 60% of the content, while the remaining time is dedicated to discussions and presentations. While the course primarily utilizes the latest version of Java, it can also be tailored as a private session for participants using older Java versions.

This course addresses the challenges involved in developing Java applications, with a specific focus on the widely adopted Spring and Hibernate frameworks. By the end of the program, participants will possess the skills to design applications and choose the most suitable technologies for specific solutions. The curriculum also aims to deepen understanding of common issues related to the libraries, specifications, and technologies discussed throughout the course.

This course provides a comprehensive overview of the core principles of Java development.

Participants are introduced to the Java ecosystem and learn essential syntax and concepts, ultimately building a simple application. The training covers key features of the Java programming language, with a focus on exception handling, input/output operations, concurrency, regular expressions, the Java Collections Framework, and the platform environment. The course concludes once all fundamental Java capabilities have been thoroughly explained and practiced.

JavaFX is a graphical user interface (GUI) library included in the current version of the Java JDK. It provides a suite of graphics and media packages designed for crafting, building, testing, debugging, and deploying robust client applications that perform reliably across diverse platforms.

During this in-person, instructor-led training, participants will gain the skills necessary to build rich user interfaces utilizing JavaFX, Java’s powerful GUI framework.

Upon completion of this training, participants will be capable of:

• Developing modern, aesthetically pleasing Java applications with JavaFX
• Integrating JavaFX into existing Java applications built on Swing or SWT
• Incorporating 3D graphics and visual effects into their applications
• Testing and debugging Java applications
• Deploying applications as either web-based or desktop solutions

Audience

• Application developers
• Web developers

Course Format

• A mix of lectures, discussions, exercises, and extensive hands-on practice

Note

• For customized training requests, please contact us to arrange details.

This course is designed for Java programmers seeking to broaden their expertise and master additional language features.

This course is designed for Java programmers who wish to broaden their expertise and deepen their understanding of more complex Java language concepts.

This instructor-led, live training Varna (online or onsite) is designed for DevOps engineers and developers who want to leverage Java and Kubernetes (K8s) to create, build, test, debug, and deploy high-performance, scalable applications.

By the end of this training, participants will be able to:

• Set up the necessary development environment to build Java applications.
• Understand the features and architecture of Kubernetes.
• Learn about the key concepts and tools for DevOps.
• Get a refresher on Java programming fundamentals.
• Containerize Java microservices using Docker.
• Build, scale, and deploy Java applications on Kubernetes.

In this Varna-long training, participants will explore modern processes and tools for creating efficient Java software. The curriculum covers performance pitfalls, benchmarking, profiling, tuning, memory analysis, and optimization tricks involving collections and I/O. These topics and tools are applicable irrespective of the project's underlying technologies, as the emphasis is on language-level performance, utility libraries, and built-in tools. The course also discusses JVM tuning parameters provided by Oracle.

This course provides practical guidance on using Hibernate to persist Java objects within a relational database.

Throughout this training, participants will acquire the skills to develop basic programs in Java, conduct testing, utilize standard libraries, and build multi-threaded applications.

Spring is a robust application framework that offers a comprehensive programming and configuration model tailored for Java-based enterprise applications.

This instructor-led live training in Varna (online or onsite) is aimed at developers who wish to use Quarkus to build, test, and deploy applications, fully-powered with Java, but with less resource utilization.

By the end of this training, participants will be able to:

• Set up the necessary development environment to start developing applications with Quarkus.
• Build, compile, and run applications in native mode using GraalVM.
• Utilize Quarkus tooling and extensions for building native applications using Maven.
• Containerize, execute, and deploy applications with Docker.

This course explores secure coding concepts and principles for Java, utilizing the Open Web Application Security Project (OWASP) testing methodology. OWASP is a global online community dedicated to producing freely available articles, methodologies, documentation, tools, and technologies aimed at enhancing web application security.

This instructor-led, live training in Varna (online or on-site) is designed for web developers who wish to build functional front-end and back-end web applications using Spring Boot, React, and Redux.

By the end of this training, participants will be able to:

• Build a front-end application with React and Redux.
• Create RESTful APIs with Spring Boot.
• Secure web services with Spring security and JWT web tokens.

This instructor-led live training in Varna (online or onsite) is designed for Java developers who wish to use the Spring 5 framework to develop and deploy enterprise web applications.

By the end of this training, participants will be able to:

• Install and configure Spring 5.
• Understand and implement Spring 5's latest features.
• Access databases with Spring Application.
• Use the new reactive web framework, WebFlux, to make an application reactive.
• Integrate a Spring application with legacy Java EE applications.
• Test and deploy an enterprise-grade Spring application.

In this instructor-led, live training in Varna, participants learn the key features and architecture of Spring Boot, and its relationship to the underlying Spring framework. Ample opportunities for applying this knowledge and receiving feedback is provided by the instructor. Participants will carry out live, hands-on exercises on defining, configuring and deploying Spring applications.

By the end of the course participants will have the necessary knowledge and practice to rapidly deploy their own Spring application.

Apache TomEE is a certified Java Enterprise Edition (EE) stack built on top of Tomcat (TomEE = Tomcat + additional Java EE features). These integrations streamline coding, testing business logic, configuring container-managed resources, and server administration.

In this instructor-led live training, participants will learn how to install, configure, manage, troubleshoot, and optimize a TomEE application server.

Audience

• Developers
• System administrators
• DevOps Engineers

Course Format

• Part lecture, part discussion, exercises, and extensive hands-on practice

This instructor-led, live training in Varna (online or onsite) is aimed at developers who wish to use WebFlux to develop and deploy reactive applications.

By the end of this training, participants will be able to:

• Install and configure Spring 5 and the WebFlux framework.
• Develop reactive application and services.