JavaScript Training in Belgrade

This course is designed for learners who already have a basic understanding of web development concepts, including familiarity with HTML, CSS, and hands-on experience with JavaScript or TypeScript. It is well-suited for front-end developers transitioning to modern Angular, software engineers building scalable web applications, and technical professionals who want to gain practical, real-world Angular skills.

Angular 20 is a powerful front-end framework designed for creating scalable and high-performance web applications.

This instructor-led live training, available online or onsite, is tailored for advanced developers aiming to build sophisticated, enterprise-grade Angular 20 applications.

Upon completing this course, participants will be able to:

• Apply advanced state management techniques using modern Angular patterns.
• Optimize rendering and performance across large-scale applications.
• Architect reusable, maintainable, and scalable Angular 20 modules.
• Effectively integrate advanced routing, signals, and reactive patterns.

Course Format

• Expert-led lectures with collaborative discussions.
• Extensive hands-on coding exercises.
• Practical implementation in a real-world development environment.

Customization Options

• Custom training options are available upon request for teams with specific requirements.

Angular is a contemporary, TypeScript-driven framework designed for developing scalable, high-performance web applications.

This instructor-led live training, available online or onsite, targets beginner to intermediate developers eager to construct, structure, and deploy applications using Angular 20.

Upon finishing this course, participants will be capable of:

• Developing Angular 20 applications adhering to best practices.
• Utilizing components, templates, and standalone APIs.
• Implementing routing, state management, and HTTP communication.
• Creating production-ready applications with optimized performance.

Course Format

• Instructor-guided demonstrations and discussions.
• Ample hands-on exercises and coding practice.
• Real-world implementation within an interactive development environment.

Course Customization Options

• For a tailored version of this course, please contact us to arrange a custom program.

This live, instructor-led training in Belgrade (online or onsite) is designed for intermediate-level web developers who want to build, test, and deploy Angular 19 applications utilizing the latest tooling, component architecture, and best practices.

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

• Set up and configure an Angular 19 development environment using the Angular CLI.
• Create components, directives, services, and reactive forms.
• Use routing, HTTP client, and state management with RxJS and signals.
• Build, test, and deploy production-ready Angular applications.

This instructor-led live training in Belgrade (online or on-site) targets beginner to intermediate developers looking to develop dynamic, modern web applications using Angular 18.

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

• Set up and configure Angular 18 projects.
• Utilize Angular 18's new features and improvements, including optimized TypeScript 4.7 capabilities and zoneless change detection.
• Develop robust, scalable applications using Angular 18.
• Implement best practices for code organization and architecture.
• Integrate Angular applications with RESTful APIs.

This instructor-led live training in Belgrade (online or onsite) targets beginner to intermediate developers who want to apply Angular 17's latest features to build, test, and deploy web applications.

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

• Configure a development environment including Node.js, Visual Studio Code, and Angular CLI.
• Build a basic Angular 17 application that displays data and manages user interactions.
• Organize and reuse code using components, directives, pipes, services, and modules.
• Communicate with backend services using data binding, dependency injection, routing, forms, and the HTTP client.
• Simplify common tasks like conditional rendering, looping, and handling empty collections using the new template control block syntax.
• Enable lazy-loading of block content and dependencies using the new @defer control block.
• Customize animations and transitions between views using the new View Transitions API.
• Debug and test Angular 17 applications using tools such as Chrome DevTools, Jest, Karma, and Protractor.

This instructor-led, live training in Belgrade (online or onsite) is tailored for experienced testers and developers who wish to explore Angular testing in depth.

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

• Understand Angular testing thoroughly.
• Conduct advanced component and integration testing.
• Perform end-to-end testing with Cypress and visual regression.

This instructor-led, live training in Belgrade (online or onsite) targets beginner-level web developers who want to use JavaScript to construct interactive web pages, manipulate data, and improve user experiences.

Upon completing this training, participants will be able to:

• Utilize JavaScript to create dynamic and interactive web pages.
• Develop scripts compatible with all browsers.
• Write clear, reliable, and reusable code.
• Perform scripting using the DOM.
• Manipulate data with JavaScript.

This instructor-led, live training in Belgrade (online or onsite) is aimed at advanced-level developers who wish to use the advanced features of Alpine JS for modern and dynamic web development.

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

• Have an in-depth understanding of how Alpine JS works.
• Develop modern and interactive websites using Alpine JS.

This instructor-led, live training in Belgrade (online or onsite) is aimed at developers who wish to use JWT to transmit information between different parties as a JSON object.

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

• Understand the JWT structure and use cases.
• Learn how to validate and invalidate JWTs.
• Manage Cryptographic keys.

This instructor-led, live training in Belgrade (online or onsite) is aimed at advanced-level developers who wish to master the latest features in Next.js 14, optimize performance, and implement modern React techniques.

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

• Implement advanced React hooks and concurrent features.
• Understand and utilize Next.js routing strategies effectively.
• Leverage Server Components, Server Actions, and hybrid rendering approaches.
• Optimize data fetching, caching, and incremental static regeneration.
• Use Next.js as a backend solution with Edge Functions and Edge Runtime.
• Manage state using React Context, Redux, and atomic state libraries.
• Optimize application performance for Web Core Vitals.
• Test, monitor, and deploy Next.js applications efficiently.

This course offers a comprehensive deep dive into advanced Vue.js concepts, with a strong emphasis on scalability, maintainability, and real-world performance optimization within modern frontend ecosystems.

Delivered as an instructor-led, live training session (available online or onsite), this program is designed for intermediate to advanced developers who aim to expand their Vue.js expertise, adopt contemporary workflows, and effectively integrate essential ecosystem tools such as Pinia, Quasar, and Vite.

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

• Construct scalable and modular Vue.js applications by leveraging advanced reactivity and composition patterns.
• Design and efficiently manage complex global states using Pinia.
• Integrate APIs, manage error handling, and control data flow between stores and components.
• Implement advanced TypeScript strategies and testing methodologies to ensure code maintainability and reliability.
• Optimize build performance, streamline CI/CD workflows, and manage production deployments.

Course Format

• Interactive lectures and group discussions.
• Hands-on exercises and code labs.
• Practical implementation based on real-world project scenarios.

Customization Options

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

This instructor-led, live training in Belgrade (online or on-site) is intended for developers who want to learn and apply Alpine JS to improve JavaScript applications through its reactive and declarative features.

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

• Learn and understand the fundamental concepts of Alpine JS.
• Use Alpine JS to effectively develop dynamic websites and other projects.

This instructor-led, live training Belgrade (online or onsite) is aimed at experienced developers who wish to build, deploy, and scale applications using microservices built with NodeJS and React.

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

• Develop, deploy, and scale applications using different microservices.
• Build a server-side rendered React application.
• Deploy multi-service apps to the cloud using Docker and Kubernetes.
• Perform application testing on microservices.

This instructor-led live training in Belgrade (online or onsite) is designed for intermediate to advanced web developers and technical architects who wish to explore the advancements of Next.js 14 and gain the knowledge to build cutting-edge web applications.

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

• Leverage the full potential of Next.js 14 for building complex applications.
• Utilize the latest features such as Middleware, React Server Components, and Edge Functions.
• Implement best practices for performance, scalability, and SEO.
• Troubleshoot common issues in Next.js applications effectively.

This instructor-led, live training in Belgrade (online or in-person) is aimed at developers who wish to use the latest features of Angular 13 to build, test, and deploy web applications.

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

• Use TypeScript and Angular CLI to develop Angular 13 applications.
• Develop, test, and deploy Angular 13 web applications.
• Create web components that can be used for any web application or page.

This instructor-led, live training (available online or onsite) targets developers who want to utilize the FARM (FastAPI, React, and MongoDB) stack to create dynamic, high-performance, and scalable web applications.

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

• Configure the necessary development environment integrating FastAPI, React, and MongoDB.
• Comprehend the key concepts, features, and benefits of the FARM stack.
• Build REST APIs using FastAPI.
• Design interactive applications with React.
• Develop, test, and deploy applications (both front end and back end) using the FARM stack.

This instructor-led, live training in Belgrade (online or onsite) is aimed at programmers who wish to use HTML5, JavaScript, and CSS4 together to create a web application.

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

• Integrate and use HTML5, JavaScript, and CSS4 features in application development.
• Use CSS4 to enhance the appeal and usability of the application.
• Use JavaScript and HTML in creating modern interactive applications.

This instructor-led, live training in Belgrade (online or onsite) is aimed at beginner-level .NET developers who wish to gain proficiency in JavaScript, Node.js, and React to actively develop and migrate systems/platforms.

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

• Write and debug JavaScript code effectively.
• Build and deploy server-side applications using Node.js.
• Develop dynamic and responsive user interfaces with React.
• Integrate front-end and back-end components to create full-stack applications.
• Understand best practices for migrating legacy systems to modern JavaScript-based platforms.

This instructor-led, live training in Belgrade (online or onsite) is designed for intermediate developers interested in building micro-frontend applications with Vue.js.

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

• Gain a deeper understanding of micro-frontend architectures.
• Learn techniques for decomposing large applications into micro-frontends.
• Implement micro-frontends using various strategies.
• Construct micro-frontend applications utilizing Vue.js.

This instructor-led, live training in Belgrade (online or onsite) is aimed at intermediate-level developers who wish to learn advanced concepts and features of Svelte for developing web applications.

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

• Use advanced techniques for developing Svelte applications.
• Develop web applications with the Svelte framework.
• Quickly prototype with TailwindCSS and DaisyUI.

JavaScript is a versatile, high-level programming language extensively utilized in web, mobile, and desktop development. Thanks to the evolution of modern frameworks and TypeScript, it has established itself as a fundamental pillar of full-stack application development.

This instructor-led live training, available either online or onsite, is designed for beginner to intermediate developers aiming to master JavaScript, TypeScript, and full-stack development through contemporary tools and methodologies.

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

• Writing clean, modern JavaScript and TypeScript code.
• Constructing interactive front-end applications using React.
• Developing scalable back-end APIs with Node.js and Express.
• Building desktop applications using Electron.
• Testing, documenting, and deploying full-stack applications.

Course Format

• Interactive lectures and discussions.
• Extensive exercises and practice sessions.
• Hands-on implementation within a live-lab environment.

Course Customization Options

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

Overview

Node.js serves as a platform designed for the rapid construction of scalable network applications. This course teaches you how to leverage its event-driven, non-blocking I/O model to develop data-intensive, real-time applications that operate across distributed devices. We will examine the design decisions that distinguish Node.js, demonstrating how these influence application architecture and enhance the efficiency of interconnected systems. You will learn to write robust, clear, and expressive modular code, mastering the appropriate use of callbacks, event emitters, and streams. Discover how to utilize streams for manipulating data sets too large to fit into application memory, and build the confidence to handle errors effectively, ensuring reliable runtime performance. The course includes comprehensive lab exercises to reinforce the concepts and techniques covered.

Objectives

Upon completing this course, students will be able to:

• Gain a clear understanding of the platform design choices that led Node.js to adopt an event loop, and comprehend the implications for applications built on this foundation.
• Grasp the unique trade-offs inherent in event-driven programming.
• Create Node.js modules and demonstrate code modularity within an application.
• Master core flow control patterns in Node.js and determine when to appropriately use callbacks, event emitters, or streams.
• Efficiently create and manipulate buffers.
• Understand how to manage error states and identify when a process should terminate due to an error.
• Build network applications using Node.js.

This instructor-led, live training in Belgrade (online or onsite) is aimed at developers who wish to build React components and design complex applications.

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

• Understand React's advanced concepts, including context APIs, HOCs, external state, asynchronous APIs, etc.
• Build composable components with React.
• Enable server side and client side authentication.
• Implement React and Redux libraries to manage complex stateful applications.
• Reduce code and optimize an application's performance.
• Test and deploy an application.

This instructor-led, live training in Belgrade (online or onsite) is aimed at developers who wish to use TypeScript's advanced features to create and build JavaScript applications.

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

• Set up the necessary development environment to start developing TypeScript and Node.js applications.
• Take advantage of Typescript's advanced capabilities to write clean, expressive code with fewer errors.
• Configure and use Webpack with TypeScript to build complex front-end UIs.
• Use custom data types (Union, Intersection, Tuple Types, etc.) to extend existing generic types.
• Implement asynchronous code patterns and APIs for error handling and validating responses.
• Deploy TypeScript and Node.js applications to production environments (AWS EC2, Heroku, etc.).

This instructor-led live training in Belgrade (online or onsite) targets Vue.js developers aiming to develop advanced components that are simpler, more flexible, and easier to maintain.

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

• Write VueJS code that is maintainable and resilient.
• Develop application logic that is portable and reusable.
• Create customized components and widgets while avoiding unnecessary complexity.

This advanced 2-day Angular course equips developers with the modern skills needed to build scalable, secure and high-performance applications, covering state management with NgRx Signal Store, advanced routing techniques, security best practices, effective testing and practical performance optimisation.

This instructor-led, live training in Belgrade (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.

Continuous Integration (CI) is a software development practice where developers frequently merge their code changes into a central repository to detect and resolve errors early in the development cycle.

In this instructor-led live training, attendees will grasp the core concepts of Continuous Integration for JavaScript while practically setting up a CI workflow for a JavaScript project.

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

• Comprehending the fundamental principles of Continuous Integration
• Constructing a custom Continuous Integration pipeline tailored to their JavaScript projects

Audience

• Software Developers
• IT Professionals
• DevOps Engineers
• Business Managers

Course Format

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

This training is tailored for JavaScript developers focused on designing and implementing sophisticated Internet applications. The curriculum emphasizes best practices in JavaScript programming while addressing common pitfalls. A key objective is to explore object-oriented programming concepts within the context of JavaScript syntax.

This instructor-led, live training in Belgrade (online or onsite) is aimed at beginner-level developers who wish to use JavaScript to create dynamic and interactive web pages.

By the end of this training, participants will be able to: understand core JavaScript concepts, write scripts for web pages, work with objects and functions, and manipulate the DOM to enhance user experience.

This instructor-led, live training in Belgrade (online or onsite) is designed for web developers who want to use Laravel and Vue.js for full-stack web development.

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

• Develop web applications using Laravel and Vue.js.
• Integrate the Laravel backend API with Vue.js.
• Deploy a Laravel application.

The Hidden Cost of "Invisible" Code Migrating to or building with Nuxt 4 offers incredible performance, but its complex rendering modes (Hybrid, ISR, SWR) create a dangerous "Rendering Cliff." If your developers treat Nuxt 4 purely as a UI framework without understanding its hydration behavior, you risk deploying applications that are invisible to Google. A site that cannot be indexed yields 0% organic return on investment. Fixing these architectural issues post-launch costs 3x to 5x more than implementing them correctly during the build.

This instructor-led live training in Belgrade (online or onsite) is designed for web developers interested in using the Quasar Framework and Vue.js to develop cross-platform applications.

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

• Build cross-platform applications for iOS, Windows, and other platforms.
• Manage state and data with Vuex.
• Create backend applications using Firebase.

In this instructor-led live training in Belgrade, we demonstrate React's power and flexibility, compare it to alternative frameworks, and walk participants step-by-step through the creation of their own React application.

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

• Understand React's design philosophy.
• Decide when and where it makes sense to use React, and when to rethink the conventional MVC model.
• Understand React concepts such as components, props, state, and lifecycle.
• Implement related technologies such as Babel, Webpack, and JSX.
• Build, test and deploy an interactive web application.

During this instructor-led live training in Belgrade, participants will grasp the core principles and approaches of React Native while working on the development of their own mobile applications for Android and iOS.

In this instructor-led live training, participants learn to utilize React Native Expo through interactive discussion and hands-on practice. By the end of the course, participants will be equipped to create and deploy their own React Native applications using React Native Expo.

React is a prominent library for building single-page applications using JavaScript and HTML. It is trusted by major organizations such as Facebook, Instagram, Netflix, and The New York Times.

This course introduces the core principles underlying React and similar libraries like Angular and Vue.js, while highlighting React's unique characteristics. It also explores technologies frequently paired with React, including Redux and React-Router.

Upon completion, participants will be equipped to develop applications of varying complexity using React, adhering to industry best practices.

In this instructor-led live training in Belgrade, participants will have extensive opportunity for hands-on practice in developing VR applications. Through interactive discussions and project-based exercises, participants will steadily build their sample VR apps. By the end of this course, participants will have gained the knowledge and practice to build their own production version of a VR app to publish online.

This instructor-led live training in Belgrade (online or onsite) is aimed at web developers who wish to build functional front-end and back-end web applications with 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 Belgrade (online or onsite) is designed for developers who wish to monetize their websites or web applications using the Stripe API.

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

• Set up the necessary development environment to start developing.
• Build an application that integrates payment processing features such as Checkout, Payment Intents, and Billing.

This instructor-led live training, offered Belgrade (online or onsite), is designed for developers and programmers who wish to utilize the framework updates and new features in Vue 3 to build applications.

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

• Migrate and upgrade from Vue 2 to Vue 3.
• Master new features to enhance application development.
• Test and utilize Vue 3 to construct maintainable and reliable applications.

In this instructor-led live training in Belgrade (online or onsite), participants will discover how to leverage Vue JS's incrementally adoptable architecture to construct complex single-page applications (SPAs).

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

• Create web applications that conditionally process and render data.
• Design interactive web apps that respond efficiently to user interactions.
• Write modular and reusable code.
• Incrementally evolve a view into a complete single-page application.
• Integrate VueJS into existing webpages.
• Utilize Vue's ecosystem to extend the framework's capabilities.

In this instructor-led live training in Belgrade (online or onsite), participants will master the essential JavaScript skills required to harness Vue JS's incrementally adoptable architecture for building complex single-page applications (SPAs).

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

• Understand and use JavaScript and the VueJS framework to build an interactive web application.
• Design interactive web apps that react efficiently to user events.
• Write modular and reusable code.
• Incrementally progress a view into a full-blown single-page application.

This instructor-led, live training in Belgrade (online or onsite) is designed for developers who want to leverage Vuetify.js to build visually appealing interfaces for single-page applications.

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

• Install and configure Vuetify.js.
• Understand the principles behind Material Design.
• Create a single-page application with an advanced UI using Vue.js and Vuetify.js.

This instructor-led, live training in Belgrade (online or onsite) is designed for developers who want to use Web3, Solidity, and React to create, build, and deploy decentralized applications (dApps) that run on blockchain.

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

• Set up the necessary development environment to start developing dApps with Web3, Solidity, and React.
• Understand the features and architecture of Web3.
• Learn the key concepts of Ethereum, Smart Contracts, and Blockchain Cryptography.
• Apply practical examples of Solidity programming and designing Smart Contracts.
• Make React applications interact with Smart Contracts.

Audience

• Developers

Format of the Course

• A blend of lectures, discussions, exercises, and extensive hands-on practice in a live-lab environment.

This instructor-led, live training (available online or on-site) is designed for developers looking to lower the cost and complexity of managing state in large, data-centric web applications.

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

• Reduce the complexity of very large projects where managing state is difficult to maintain.
• Minimize an application's state processes.
• Reduce the time needed to develop complex data-oriented web applications.

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.
• To learn more about NgRx, please visit: https://ngrx.io/

This instructor-led, live training in Belgrade (online or onsite) is aimed at beginner-level to intermediate-level developers who wish to build dynamic, modern web applications using Angular 2.

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

• Set up and configure Angular 2 projects.
• Utilize Angular 2's features and improvements.
• Develop robust, scalable applications using Angular 2.
• Implement best practices for code organization and architecture.
• Integrate Angular applications with RESTful APIs.