Course

JS Applications - October 2025

In the course "JS Applications" students will learn what HTTP requests are and how to use them. They will get acquainted with REST Services, what a Baas is (backend as a service) and how to work with it, what asynchronous code means (Promises, using async/await), what Templating and Routing are. During the course, they will create a Single Page Application, using the techniques learned from previous lectures. They will understand what the architecture of an application is and how to structure their applications correctly. Towards the end of the course, they will look at various design templates and their practical direction, create their own web components using the Web Components standard and build a Wepback environment from scratch.

Skills which you will acquire

Working with HTTP and how to make requests
Creating Simple Single Page Applications
Working with templates and routing
Working with non-relational databases
Working with REST APIs and asynchronous programming
Application testing

Topics

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HTTP and REST Services
HTTP and REST Services

• HTTP Headers
• CRUD Operations
• REST Services
• Popular BaaS Solutions.

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Asynchronous Programming
Asynchronous Programming

• AJAX (Promises Basics, Fetch API)
• Asynchronous Programming
• Promises Deep Dive
• Async/Await.

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Exercise: Asynchronous Programming
Exercise: Asynchronous Programming

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Remote Data and Authentication
Remote Data and Authentication

• Managing Remote Data
• HTML Forms
• CRUD Operations
• User Authentication.

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Exercise: Remote Data and Authentication
Exercise: Remote Data and Authentication

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Single Page Applications
Single Page Applications

• SPA Concepts
• Multi-Screen Application
• Changing Content Dynamically.

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Exercise: Single Page Applications
Exercise: Single Page Applications

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Architecture and Testing
Architecture and Testing

• Modular Applications
• Packages
• Dependencies
• Integration Testing.

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Exercise: Architecture and Testing
Exercise: Architecture and Testing

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Client Side Rendering
Client Side Rendering

• Templating Concepts
• Simple Templating
• Templating Engines.

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Exercise: Client Side Rendering
Exercise: Client Side Rendering

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Routing
Routing

• Routing Concepts
• Navigation and History.

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Exercise: Routing
Exercise: Routing

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Modular Applications
Modular Applications

• Component Approach
• Encapsulating Functionality
• Isolating State.

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Exercise: Modular Applications
Exercise: Modular Applications

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Exam Preparation
Exam Preparation

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Exam Preparation
Exam Preparation

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Workshop: End-to-End Application - Part 1
Workshop: End-to-End Application - Part 1

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Workshop: End-to-End Application - Part 2
Workshop: End-to-End Application - Part 2

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Workshop: Web Components
Workshop: Web Components

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Regular Exam
Regular Exam

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Retake Exam
Retake Exam

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Who is the target audience for the course?

The course is suitable for students who have more abstract and algorithmic thinking, can handle more complex functions, have mastered the concepts of object-oriented programming and do not have difficulty working with the DOM (adding, editing and deleting DOM elements). The required level of English required for the course must correspond to B2.

How to enroll in the course?

To sign up for the course, click HERE or the ENROLL button. After a successful payment, you will be enrolled in the training.

What is the deadline for enrolling in the course and when does it start?

Enrollment in the course is open until 1 September 2025. The training starts on 2 September 2025. You can find a detailed schedule of classes in the Topics section.

How and where are the classes be held?

You can study online in real time. Immediately after each lesson, you also get access to the lesson recording and learning resources.

What is the date of the exam and what does it include?

The exam will be held online and includes practical exercises. The dates of the exam are 22nd Dec 2025 for the main exam and 30th of Dec 2025 for the retake exams.

Do I get a certificate after the exam?

After passing the exam, you acquire a certificate issued by SoftUni if your score is above 70%.