JavaScript & TypeScript: ES6 & OOP Fundamentals Beginner
The Introduction to JavaScript and TypeScript course by Koenig Original equips front-end developers, full-stack engineers, and aspiring web developers with foundational to intermediate skills in modern JavaScript and TypeScript, addressing the industry gap where 78% of frontend job postings now require TypeScript proficiency. Learners gain hands-on experience with type safety, object-oriented programming, and modern ES6+ features, enabling them to build robust, maintainable applications.
This course prepares candidates for the JSA™ – Certified Associate JavaScript Programmer certification through Pearson VUE. Koenig’s Guaranteed-to-Run scheduling ensures timely access to official JS Institute courseware and hands-on labs, empowering learners to qualify for roles with a 10–15% salary premium over peers, positioning them for success in high-demand development careers.
Training Formats & Pricing
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Course Overview
The Introduction to JavaScript and TypeScript course by Koenig Original is designed for aspiring web developers, front-end engineers, and full-stack developers seeking to build a strong foundation in modern web programming. While no specific certification exam is tied directly to this course, it aligns with foundational knowledge required for advanced JavaScript and TypeScript credentials. This training serves roles such as UI/UX Developers, Application Developers, and Software Engineers who need to master dynamic scripting and type-safe development. With over 97% of websites using JavaScript and TypeScript adoption growing rapidly in enterprise environments like Microsoft and Google, proficiency in both languages has become essential for modern web development careers.
Students in the Introduction to JavaScript and TypeScript program engage with core technologies including ES6+ features, the Document Object Model (DOM), Asynchronous JavaScript (Promises, Async/Await), and the TypeScript compiler. The hands-on lab environment, accessible via a browser-based development platform, allows learners to build functional web applications from scratch—such as a dynamic task manager using DOM manipulation and event handling. Labs include configuring TypeScript development environments, converting JavaScript codebases to TypeScript, and implementing interfaces and classes for better code structure. A key project involves creating a responsive, type-safe web application that consumes RESTful APIs using Fetch and async patterns, simulating real-world development workflows used in agile teams.
This course prepares learners for advanced studies leading to industry-recognized credentials like the JS Institute’s Advanced JavaScript with TypeScript certification, known for validating high-demand front-end development skills. Professionals with JavaScript and TypeScript expertise earn median salaries of $95,000 annually in the U.S., with senior roles exceeding $120,000. Koenig Original differentiates itself with Guaranteed-to-Run batches, official courseware, and flexible 1-on-1 training options that ensure personalized learning. Upon completion, students are equipped to pursue roles as JavaScript Developers or Full-Stack Engineers, ready to contribute to scalable, maintainable web applications in high-performance tech environments.
Skills You'll Gain
Prerequisites
- ["Basic understanding of JavaScript syntax, including variables, data types, arrays, objects, and functions, is essential for mastering the 'Introduction to JavaScript and TypeScript' course by Koenig Original. Familiarity with modern JavaScript features such as arrow functions, template literals, and destructuring assignment will help you leverage the latest coding techniques. Experience in writing and debugging simple JavaScript programs within browsers or Node.js environments ensures you can confidently apply your skills. A solid grasp of HTML and CSS is crucial for integrating JavaScript into web pages effectively. Knowledge of core programming concepts like control structures, loops, and functions forms the foundation for advanced development. Additionally, the ability to use a code editor and command-line interface for running JavaScript code will streamline your learning process. This course is designed to elevate your JavaScript skills, opening new career opportunities in web development and programming."], "Basic understanding of JavaScript syntax including variables, data types, arrays, objects, and functions", "Familiarity with modern JavaScript features such as arrow functions, template literals, and destructuring assignment", "Experience writing and debugging simple JavaScript programs in a browser or Node.js environment", "Understanding of HTML and CSS for integrating JavaScript into web pages", "Knowledge of fundamental programming concepts such as control structures, loops, and functions", "Ability to use a code editor and command-line interface for running JavaScript code"]
Certification Exam
Everything you need to know about the JavaScript & TypeScript: ES6 & OOP Fundamentals certification exam
What's Included in Your Training
Every enrollment comes packed with resources to maximise your learning and exam success
Exam Preparation Materials
Practice Test Questions (200+)
Certificate of Completion
Post-Training Support (30 days)
Session Recording Access
Free Rescheduling (7+ days notice)
Career Outcomes
of JavaScript & TypeScript: ES6 & OOP Fundamentals certified professionals report career advancement within 6 months
Salary Impact
Average salary increase reported after obtaining the JavaScript & TypeScript: ES6 & OOP Fundamentals certification
*Source: Glassdoor / LinkedIn 2025
Job Roles
- JavaScript Developer: Focuses on building dynamic, interactive client-side web applications.
- Frontend Developer: Specializes in translating design mockups into responsive browser interfaces.
- TypeScript Developer: Leverages static typing to build scalable, enterprise-grade application logic.
- Web Developer: Manages full-stack integration and core site architecture for business platforms.
- JavaScript Software Engineer: Develops complex, high-performance modular code for web-based systems.
- UI Developer: Bridges the gap between graphic design and technical implementation for user-centric products.
Companies Hiring
and 5,000+ organizations worldwide seeking JavaScript & TypeScript: ES6 & OOP Fundamentals certified professionals
Course Student Reviews
Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.
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“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
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“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
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“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
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“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
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“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
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“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
-
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified
-
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified
-
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
Frequently Asked Questions
Everything you need to know about the JavaScript & TypeScript: ES6 & OOP Fundamentals training course
Is the certification exam included in the Introduction to JavaScript and TypeScript course fee, and what is the cost?
What training formats are available for Introduction to JavaScript and TypeScript, and is Guaranteed-to-Run scheduling offered?
How long is lab access provided for Introduction to JavaScript and TypeScript, and what environment is used?
What is the rescheduling and cancellation policy for the Introduction to JavaScript and TypeScript course?
What is the format, passing score, and time limit for the Introduction to JavaScript and TypeScript certification exam?
How long is the Introduction to JavaScript and TypeScript certification valid, and what is the renewal process?
What post-training support does Koenig provide after the Introduction to JavaScript and TypeScript course?
Are there any prerequisites or prior experience needed for the Introduction to JavaScript and TypeScript course?
What is the expected salary impact or career benefit after completing Introduction to JavaScript and TypeScript?
How does Koenig's training compare to self-study for learning Introduction to JavaScript and TypeScript?
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