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React & Node: Express, MongoDB & MySQL CRUD Intermediate

The React & Node Fundamentals course by Koenig Original equips full-stack, front-end, and back-end developers with the skills to build dynamic web applications using two of the most in-demand technologies. With 71.3% of developers leveraging JavaScript-based tools like React and Node.js, this training addresses the critical need for modern full-stack proficiency, enabling professionals to close skill gaps and meet employer demand for integrated application development.

This course prepares learners for the Koenig Original Certification, reinforcing expertise with 30-day lab access for hands-on practice. Graduates gain verified, industry-recognized credentials that position them as specialists in high-demand roles, accelerating career advancement in full-stack development.

16 Hours (2 Days)
Live Online / Classroom
0+ professionals trained

Training Formats & Pricing

1-on-1 USD 1,100
Dedicated instructor, your schedule Fastest
Public Batch USD 850
Group class, fixed schedule Most Popular
Self-Paced On Request
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Course Overview

The React & Node Fundamentals course by Koenig Original is designed for aspiring full-stack developers, frontend engineers, and software developers seeking to master modern web development using two of the most in-demand technologies. This comprehensive program covers core concepts of React for dynamic user interfaces and Node.js for scalable server-side applications, making it ideal for professionals targeting roles in fast-growing tech environments. With React appearing in 58% of JavaScript job postings and Node.js in 25%, according to 2026 job market data, proficiency in these tools is increasingly required by employers across the globe, particularly in major tech hubs like New York, San Francisco, and Bengaluru.

Students engage with key technologies including React, Node.js, Express.js, MongoDB, Axios, and Docker, gaining hands-on experience through structured lab exercises conducted in a self-paced online environment via Koenig’s Learning Enhancement Tool (LET). The course includes practical projects such as building a full-stack CRUD application, integrating React with a Node.js backend, implementing RESTful APIs, and deploying applications using modern workflows. Learners will configure real-world applications using Create React App, manage state with React Hooks, connect to Express-based servers, and deploy solutions with tools like GitHub Actions, simulating industry-standard development pipelines.

This training prepares candidates for real-world development challenges and enhances career readiness, aligning with industry-recognized practices used by leading enterprises. Certified professionals can see salary increases of 5–20%, with React Node JS Developers earning an average of $89,787 annually in the U.S., and senior roles reaching over $130,000. As a Koenig Original course, it offers distinct advantages such as official courseware, free version upgrades, and access to expert consultation, ensuring learners receive current, high-quality instruction. Upon completion, graduates are equipped to pursue roles as full-stack or frontend developers and contribute immediately to high-performance web application teams.

What You'll Learn

Create React components with JSX and props to build dynamic UIs
Manage React state effectively using hooks and context for seamless user experiences
Set up React Router for smooth navigation and dynamic route parameters
Develop RESTful APIs with Node.js and Express to support scalable applications
Integrate backend services using Axios in Koenig's React & Node Fundamentals lab projects
Deploy full-stack React and Node.js applications efficiently through Koenig's automated CI/CD workflows

Skills You'll Gain

React Components JSX Syntax React Props React State React Event Handling React Hooks Node.js Modules Express.js Routing REST API Creation Node Middleware React Router Node.js Server Setup Asynchronous JavaScript React Lifecycle API Integration Node Error Handling Frontend Backend Integration

Prerequisites

Recommended knowledge before taking this course
  • Proficiency in JavaScript ES6 programming, essential for mastering React & Node Fundamentals by Koenig Original
  • Solid understanding of modern web development concepts such as HTML5 and CSS3, which are foundational for React & Node projects
  • Familiarity with the Node.js runtime environment, crucial for building scalable server-side applications in React & Node Fundamentals
  • Experience using npm (Node Package Manager) to manage dependencies effectively in React & Node development
  • Basic knowledge of RESTful APIs and HTTP protocols, vital for integrating React & Node applications with backend services
  • Comfort with command-line interface (CLI) operations, necessary for efficient development and deployment in React & Node Fundamentals
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Certification Exam

Everything you need to know about the JSE-40-01 Exam certification exam

Exam Details
Exam Name
JSE-40-01 Exam
Format
Multiple choice, labs & case studies
Questions
Duration
Passing Score
Validity
Retake Policy
Flexible instructor support
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React & Node: Express, MongoDB & MySQL CRUD

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Course Curriculum

Structured learning with hands-on labs and real-world scenarios

1
Day 1– React & Node Fundamentals: Core Concepts
Defining React architecture React evolution and history Leveraging React ecosystem tools Configuring Node.js and npm Initializing projects with Vite Analyzing project file structures Mastering JSX syntax rules Efficiently rendering UI elements
2
Day 2– Managing State and React Events
Functional Components and Hooks Managing state with useState Handling side effects with useEffect Executing React event handlers Passing props and data flow Applying conditional rendering logic Rendering dynamic lists effectively Optimizing lists with map()
3
Day 3– Advanced React & Node Fundamentals
Controlled vs uncontrolled components Lifting state to parents Context API architecture overview Building robust context providers Node.js and Express fundamentals Express routing and middleware Implementing React refs correctly Controlling focus and media
4
Day 4– Routing and API Integration Mastery
Configuring React Router navigation REST API creation with Express Managing nested route parameters Executing programmatic navigation flows Handling route redirection logic Data fetching with TanStack Query Integrating Fetch and Axios Performing GET and POST requests
5
Day 5– Performance Tuning and Testing Apps
Preventing unnecessary component renders Memoization via React.memo/useMemo Optimizing lists using react-window Code splitting with Suspense Executing dynamic module imports Testing with Jest/React Library Writing automated component tests Deploying to production environments

What's Included in Your Training

Every enrollment comes packed with resources to maximise your learning and exam success

Career Outcomes

78%

of JSE-40-01 Exam certified professionals report career advancement within 6 months

Salary Impact

+22%

Average salary increase reported after obtaining the JSE-40-01 Exam certification

Typical Salary Range (Global)
Entry$90,000–$115,000
Mid$115,000–$145,000
Senior$145,000–$180,000

*Source: Glassdoor / LinkedIn 2025

Job Roles

6
  • Full Stack Developer
  • JavaScript Developer
  • Frontend Developer
  • Backend Developer
  • Web Application Developer
  • React Node.js Developer

Companies Hiring

5,000+
Microsoft Amazon Google Accenture Deloitte Infosys Wipro TCS JP Morgan Chase Goldman Sachs

and 5,000+ organizations worldwide seeking JSE-40-01 Exam certified professionals

Real Transformations

Course Student Reviews

Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.

18,400+
Verified Reviews
4.9 / 5
Average Rating
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    Business Intelligence Lead

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    100+ Learners Trained ✓ Verified
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    “DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”

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    Carlos R.

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    Engineering Manager

    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.”

    Rahul M.

    Rahul M.

    Azure Administrator

    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.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    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.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    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.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    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.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    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.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    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.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    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.”

    Rahul M.

    Rahul M.

    Azure Administrator

    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.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    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.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    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.”

    Rahul M.

    Rahul M.

    Azure Administrator

    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.”

    Sarah K.

    Sarah K.

    CISO, Financial Services

    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.”

    Ahmed R.

    Ahmed R.

    Business Intelligence Lead

    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.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    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.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    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.”

    Aisha N.

    Aisha N.

    Security Analyst

    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.”

    Priya S.

    Priya S.

    Cloud Solutions Architect

    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.”

    James T.

    James T.

    Head of L&D, UK Enterprise

    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.”

    Aisha N.

    Aisha N.

    Security Analyst

    SC-300 Certified ✓ Verified
  • ★★★★★

    “AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”

    David L.

    David L.

    AI Engineer

    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.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    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.”

    David L.

    David L.

    AI Engineer

    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.”

    Mei W.

    Mei W.

    Data Platform Engineer

    DP-600 Certified ✓ Verified
  • ★★★★★

    “Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”

    Carlos R.

    Carlos R.

    Engineering Manager

    AZ-400 Team Training ✓ Verified

Frequently Asked Questions

Everything you need to know about the JSE-40-01 Exam training course

Is the certification exam included in the React & Node Fundamentals course fee, and what is the cost if separate?
The React & Node Fundamentals certification exam is not included in the Koenig Original course fee. You must purchase it separately as an optional add-on. Based on standard Koenig pricing, exam vouchers cost approximately $395. Candidates manage their own exam registration independently.
What training formats are available for the React & Node Fundamentals course, and does Koenig offer Guaranteed-to-Run scheduling?
Koenig offers React & Node Fundamentals via live online 1-on-1, public instructor-led, and self-paced Flexi formats. We provide Guaranteed-to-Run (GTR) scheduling, ensuring your training proceeds on the confirmed date regardless of enrollment size, offering you reliable, flexible scheduling options.
How long is lab access provided for the React & Node Fundamentals course, and what type of environment is used?
You receive 30 days of post-training lab access for React & Node Fundamentals. Our cloud-based sandbox is preconfigured with Node.js, React, npm, and VS Code. This environment allows for immediate, hands-on application development without needing local machine setup.
What is Koenig's rescheduling and cancellation policy for the React & Node Fundamentals course?
Koenig allows free rescheduling for React & Node Fundamentals if requested over 10 days before the start. Changes within 10 days incur a 50% fee. To maintain policy consistency, each enrollment is limited to one single reschedule request.
What is the format, number of questions, passing score, and time limit for the React & Node Fundamentals certification exam?
The React & Node Fundamentals certification is a performance-based, proctored remote exam using a Linux VM. You have 120 minutes to complete coding exercises across 13 weighted topics. A passing score of 68% is required, using only official documentation.
How long is the React & Node Fundamentals certification valid, and what is the renewal process and cost?
The React & Node Fundamentals certification remains valid for 2 years per OpenJS Foundation standards. Renewal requires retaking the $395 exam. There are no continuing education credits or discounts; you must pass the current exam version to maintain status.
What post-training support does Koenig provide after completing the React & Node Fundamentals course?
Koenig offers 30 days of post-training support for React & Node Fundamentals, including class recordings, study materials, and technical mentorship. Our Happiness Guarantee ensures a free retake if you are unsatisfied, providing you with comprehensive, ongoing learning support.
What are the prerequisites or prior experience needed for the React & Node Fundamentals course?
Learners should possess prior JavaScript ES6 knowledge, including modern syntax and object-oriented concepts. While no formal prerequisites exist, this intermediate-level React & Node Fundamentals course assumes hands-on web development experience to ensure you are fully prepared for the curriculum.
What is the average salary and career impact for professionals with React & Node Fundamentals skills?
Professionals with React & Node Fundamentals skills earn an average of $89,787 annually. Mid-level developers reach $111,129, while senior roles exceed $136,315. These high-demand skills significantly boost your career advancement and earning potential within the global tech industry.
How does Koenig's React & Node Fundamentals training compare to self-study in terms of outcomes and efficiency?
Koenig's React & Node Fundamentals training provides 40 hours of expert-led instruction, hands-on labs, and guaranteed exam alignment. Unlike self-study, our structured environment and mentorship ensure faster mastery and certification readiness, saving you significant time compared to unguided, independent learning.
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