Salesforce Guaranteed-to-Run

Programming Lightning Web Components (DEX-602) Intermediate

The Programming Lightning Web Components (DEX-602) course by Salesforce equips developers with advanced skills to build dynamic, reusable UI components using modern web standards. Designed for Salesforce Developers and Software Engineers, it solves the growing need to create high-performance Lightning apps amid rising demand—29% of Salesforce Developer job postings now require LWC expertise. Learners gain hands-on experience with component lifecycle, Apex integration, and Lightning Message Service.

This course prepares learners for the Salesforce Platform Developer I certification, a credential held by 32% of certified professionals. Koenig Solutions supports success with official vendor-authorized courseware and 30-day lab access for practical reinforcement, empowering developers to lead complex projects and accelerate career growth in the Salesforce ecosystem.

40 Hours (5 Days)
Live Online / Classroom
14+ professionals trained

Training Formats & Pricing

1-on-1 USD 5,150
Dedicated instructor, your schedule Fastest
Public Batch USD 3,950
Group class, fixed schedule Most Popular
Self-Paced USD 199
Recorded sessions, learn anytime Best Value

100% Happiness Guarantee · Free Rescheduling · Secure Payment

Course Overview

The Programming Lightning Web Components (DEX-602) course by Salesforce is designed for web application developers, independent software vendors (ISVs), and Salesforce platform specialists aiming to master modern UI development on the Salesforce platform. This comprehensive training prepares learners for the Salesforce Platform Developer I (PD1) certification exam (DEV-450) and equips them with skills to build responsive, reusable Lightning Web Components (LWC) that function seamlessly across Lightning Experience, Salesforce Mobile, and community portals. With over 150,000+ companies using Salesforce globally, demand for skilled LWC developers continues to grow, making this course essential for roles such as Salesforce Developer, Front-End Developer, and Application Architect.

Participants in the Programming Lightning Web Components (DEX-602) course work extensively with core technologies including JavaScript (ES6+), HTML, CSS, Apex, Salesforce CLI, Visual Studio Code, and the Salesforce Lightning Design System (SLDS). The hands-on labs are conducted in a source-tracked scratch org environment enabled through a Dev Hub, allowing students to develop, test, and deploy components using modern DevOps practices. Learners build real-world applications such as dynamic forms with custom controls, responsive datatables, and toast notification services, while also implementing data handling via wire services and imperative Apex calls. A key project involves creating a fully functional component that reads, edits, and validates Salesforce records using Lightning Data Service, simulating enterprise-grade application behavior.

By completing the Programming Lightning Web Components (DEX-602) course, developers gain direct preparation for the Salesforce Platform Developer I credential—a globally recognized certification that validates core development competencies. Certified professionals report average starting salaries between $95,000 and $117,000 in the U.S., with mid-level roles reaching up to $140,000 based on experience and location. Koenig Solutions enhances this learning path with Guaranteed-to-Run batches, official Salesforce courseware, and access to expert-led training, ensuring consistent delivery regardless of enrollment size. Upon completion, graduates are positioned to advance into senior developer or architect roles, driving innovation in enterprise application development on the Salesforce platform.

What You'll Learn

Create Lightning Web Components with Salesforce's official tools for efficient development
Style Lightning Web Components using CSS and the Salesforce Lightning Design System for a professional look
Read and write Salesforce data seamlessly with the wire service in Lightning Web Components
Enable communication between Lightning Web Components using the Lightning Message Service for better interaction
Deploy Lightning Web Components effortlessly with Salesforce CLI and source control integration
Test and debug Lightning Web Components in Salesforce to ensure high quality and performance

Skills You'll Gain

LDS (Lightning Data Service) Wire Service Shadow DOM Apex Integration Reactive Properties LWC Lifecycle Hooks Salesforce CLI Salesforce Extensions for VS Code Base Lightning Components Event Handling LWC Debugging Component Communication LWC Surfacing JavaScript LWC Programming Lightning Web Components (DEX-602) Salesforce Development Patterns

Prerequisites

Recommended knowledge before taking this course
  • Experience with JavaScript and modern web standards (ES6+) is essential for mastering Programming Lightning Web Components (DEX-602) by Salesforce, the leading provider of cloud-based CRM solutions.
  • Familiarity with HTML, CSS, and DOM manipulation helps learners build responsive Lightning Web Components efficiently.
  • Hands-on experience with Salesforce Apex for server-side logic ensures seamless integration and customization within the Salesforce ecosystem.
  • Proficiency with Salesforce DX (SFDX CLI), Visual Studio Code, and scratch orgs accelerates development and deployment of Lightning Web Components.
  • Understanding the Lightning Component Framework and Aura components provides a solid foundation for transitioning to Lightning Web Components.
  • Ability to use Git for version control in a collaborative environment enhances team productivity and code management in Salesforce projects.
Corporate Training
Get a Corporate Quote

Volume discounts · Dedicated account manager · Custom scheduling

Certification Exam

Everything you need to know about the DEX-602 certification exam

Exam Details
Exam Name
Format
Multiple choice, labs & case studies
Questions
Duration
Passing Score
Validity
Retake Policy
N/A
Let's Talk

Request for more information

Programming Lightning Web Components (DEX-602)

We'll respond within 1 business day · No spam, ever.

What's Included in Your Training

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

Career Outcomes

82%

of DEX-602 certified professionals report career advancement within 6 months

Salary Impact

+24%

Average salary increase reported after obtaining the DEX-602 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
  • Salesforce Developer
  • Lightning Web Components Developer
  • Salesforce Application Developer
  • Salesforce Technical Consultant
  • Front-End Salesforce Developer
  • LWC Specialist

Companies Hiring

5,000+
Salesforce Accenture Deloitte IBM Capgemini TCS JP Morgan Bank of America Adobe

and 5,000+ organizations worldwide seeking DEX-602 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
95%
Would Recommend
1M+
Professionals Trained
  • ★★★★★

    “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
  • ★★★★★

    “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 DEX-602 training course

Is the Salesforce Programming Lightning Web Components (DEX-602) certification exam included in the course fee?
The Salesforce DEX-602 certification exam is not included in the course fee and requires separate purchase. The official exam costs $200 USD plus taxes via Trailhead Academy. Register through Pearson VUE after training; Koenig offers optional exam vouchers during enrollment.
What training formats are available for the Programming Lightning Web Components (DEX-602) course at Koenig Solutions?
Koenig Solutions provides the DEX-602 course via live instructor-led, 1-on-1 private, classroom, or self-paced Flexi learning. All public batches are Guaranteed-to-Run for schedule certainty. The 40-hour curriculum offers flexible weekday or weekend scheduling to accommodate your professional development needs.
How long is lab access provided for the DEX-602 course, and what environment is used?
You receive 30 days of access to a cloud-hosted, vendor-aligned lab environment starting from your course date. These online labs simulate real Salesforce development, enabling you to build Lightning Web Components using scratch orgs, CLI, and Git integration for professional source tracking.
What is Koenig Solutions' rescheduling and cancellation policy for the DEX-602 course?
Koenig permits free rescheduling for the DEX-602 course with over 7 days' notice. Cancellations within 7 days incur a 50% to 100% fee. Rescheduling is limited to once per training. All public batches are Guaranteed-to-Run, preventing unexpected cancellations.
What is the format, duration, and passing score of the Salesforce DEX-602 certification exam?
The DEX-602 exam features 60 multiple-choice and drag-and-drop questions to be finished in 105 minutes. A 65% score is required to pass. Proctored via OnVUE or Pearson VUE, the exam validates your skills in LWC development, Apex integration, and component lifecycle management.
How long is the Salesforce JavaScript Developer I certification valid, and how is it renewed?
The Salesforce JavaScript Developer I certification, earned via DEX-602, requires ongoing maintenance. You must complete release-specific modules on Trailhead three times annually (Spring, Summer, Winter) to keep your credential active and avoid expiration due to non-compliance.
What post-training support does Koenig provide after completing the DEX-602 course?
Koenig offers 6 months of post-training support, including class recordings, lab access, and expert mentor availability for technical questions. You also benefit from the Happiness Guarantee, allowing a free course retake if you are unsatisfied with your training experience.
What are the prerequisites or recommended experience levels for enrolling in the DEX-602 course?
DEX-602 is built for developers with prior JavaScript, HTML, and CSS experience. Familiarity with Salesforce fundamentals is recommended. While no formal prerequisites exist, candidates seeking the JavaScript Developer I certification should have hands-on experience building custom components on the Salesforce platform.
How does the salary potential change for developers after earning the DEX-602 certification?
Developers holding the Salesforce JavaScript Developer I certification (via DEX-602) report a median salary increase to $110,000–$135,000 USD annually. This credential boosts career prospects for Salesforce Developers, Frontend Engineers, and ISV Specialists working with Lightning Web Components.
How does Koenig's DEX-602 training compare to self-study for certification preparation?
Koenig’s DEX-602 training provides expert-led instruction, hands-on labs, and real-time feedback, significantly increasing success rates compared to self-study. With guaranteed schedules, mentor access, and post-training support, you reduce preparation time and gain the confidence required to pass the DEX-602 exam.
100%

Happiness Guarantee

We are so confident in the quality of our training that we offer a full money-back guarantee. Not satisfied? Contact us within 24 hours of your first session — we'll refund you completely, no questions asked.

Full Refund

Within 24 hours

No Questions

Asked ever

Secure Payment

Encrypted checkout

PCI DSS

Compliant