Building JavaScript Applications with REST APIs (JVS4)

Programming, JavaScript

Learn to build modern, responsive web applications using plain JavaScript and connect them to REST APIs. The course covers application analysis and design, DOM manipulation, forms and responsive CSS; backend implementation is provided by the instructor, not required from you.

You will design and test common scenarios: authentication and error handling, token handling. Practice executing REST calls for registration, login and CRUD, and learn API testing and browser debugging to monitor network traffic and handle failures gracefully.

THIS TRAINING COURSE WILL HELP YOU:

  • Build responsive JavaScript apps connected to REST APIs
  • Analyze and design app data models and use cases
  • Manipulate the DOM and create interactive user interfaces
  • Implement authentication, token handling and error states
  • Test APIs and monitor network traffic in the browser

WHO SHOULD ATTEND?

  • Graduates of JavaScript beginner course who want to expand skills
  • Beginner programmers learning web apps with JavaScript and REST APIs
  • Frontend developers adding backend communication skills
  • Developers preparing SPA frontends without building a backend
  • Developers, analysts or QA who need to verify API integration

COURSE LOCATION AND AVAILABLE DATES



Choose whether to attend in person in our classroom or join online. You can select your preferred format during registration. Learn more about hybrid training.
Brno + online (optional)
Praha + online (optional)
Private training

Unlock your employees' potential. We can adapt every course in our portfolio to your objectives and participants.
Need training at your premises or want to tailor the content and duration? We will prepare the right solution, in Czech or English.

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Course content:

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  • Choose a data domain for the workshop, for example
    1. Digital notice board
    2. Daily menu ordering
    3. Reservation system
    4. Simple records registry
  • Analysis
    1. Create use cases as textual descriptions
    2. Design the data model with an ERD in an online modeler
    3. Define data structures in JSON format
  • Design
    1. Create HTML pages for the application
    2. Build forms for user interaction
    3. Implement in-app navigation
    4. Apply responsive CSS for different devices
  • Core programming
    1. Implement application logic using JavaScript
    2. Work with the DOM to change page content dynamically
    3. Optionally use libraries such as jQuery
  • Connecting to a REST backend
    1. User registration
    2. User login
    3. Create new records
    4. Retrieve existing records
    5. Update existing records
Prerequisites:
Knowledge of HTML, CSS and basic JavaScript.
Recommended previous course:
JavaScript for Beginners (JVS1)
Schedule:
3 days (9:00-17:00)
Price per person:
576.00 € ( 696.96 € incl. 21% VAT)
Language:
Česky

Training and learning environment

IT classroom with desks, computer monitors, and a projection screen at the front.
What does the environment for in-person IT courses look like?We hold training courses in our own classrooms equipped with modern computer equipment for each participant and a large projection screen. Each workstation is fitted with a powerful computer for seamless practical exercises, and the environment supports a calm, friendly atmosphere during training.
IT classroom with desks, computer monitors, and a projection screen at the front.
Do I need to bring my own laptop to the classroom IT course?Our training rooms are fully equipped, so you do not need to bring your own laptop. A modern computer with all necessary hardware and software is ready for you at your workstation.
Sample ICT Pro certificate of successful completion of an IT training course.
Will you receive an official certificate after completing an IT course?Yes, upon successful completion of the training course, you will receive an official ICT Pro certificate confirming your participation and acquired technical skills. You can use it to verify your qualifications or add it to your professional profile.
Exterior view of the COMGUARD office building on Sochorova Street in Brno.
Where can you find our training center in Brno?The premises of the ICT Pro training center are located on the 1st floor of the COMGUARD building at Sochorova 38 in Brno. Positioned on the border of Žabovřesky and Komín, the location is easily accessible by both car and public transport.
Exterior view of the Opatov Park office building in Prague, Chodov.
Where can you find our training center in Prague?The premises of the ICT Pro training center are located on the 1st floor of the Opatov Park building at Líbalova 1, Prague 11 – Chodov. The location provides a comfortable environment for your education with convenient access.
Fully equipped kitchenette with a coffee machine, microwave, sink, and shelves with cups and glasses.
What facilities and refreshments are available to you during training breaks?Our training centers feature a fully equipped kitchenette for a comfortable break during your courses. The facilities include a coffee machine, microwave, kettle, and a wide selection of drinks and snacks.
Coffee station featuring an automatic coffee machine, yellow and white cups, glasses, and syrups.
What beverage refreshments are available during your course?A beverage station with a coffee machine, teas, syrups, and water is at your disposal throughout the entire training session. You can enjoy a coffee or another drink of your choice anytime during breaks.
Table with sweet pastries, fruit syrups, a water dispenser, and glasses set up for training participants.
What light refreshments are provided for you during the courses?During course breaks, participants can enjoy light sweet snacks, pastries, and fruit syrups to mix their own drinks. Fresh water dispenser and plates are also available for your convenience.
Wicker baskets filled with packaged savory snacks, sweet biscuits, and snack bars.
Should I bring my own snacks to ICT Pro training?There is no need to. A wide selection of savory snacks, sweet biscuits, and snack bars is available for you during breaks. Boost your energy for all-day focus right inside the training center premises.
Outdoor wooden terrace with green surroundings by the glass building of the training center.
Can you spend training breaks in the fresh air?Yes, an outdoor terrace is available at our training center. During breaks between learning sessions, you can relax in the fresh air in a pleasant green environment.
Spacious outdoor wooden terrace with seating and views of the surrounding area.
Where can you relax during course breaks?Our training center features a spacious outdoor terrace with seating options. During breaks between learning sessions, you can step outside to relax and recharge in the fresh air.