Programming Lightning Components (DEX 601) Intermediate
The Programming Lightning Components (DEX 601) course by Salesforce equips web application developers and ISVs with advanced skills to build custom, reusable Lightning components using JavaScript, Apex, and the Lightning Design System. It solves the critical pain point of creating responsive, high-performance apps for Lightning Experience and Salesforce Mobile across devices. With Lightning Web Components mentioned in 52% of Salesforce developer job postings, this training addresses a high-demand skill gap in the ecosystem.
This course prepares learners for the Salesforce Platform Developer I certification, enhancing career advancement in high-growth roles. Koenig Solutions delivers official vendor-authorized courseware with Guaranteed-to-Run dates, ensuring reliable access to expert-led training. Graduates gain the proficiency to develop scalable, enterprise-grade applications that drive digital transformation on the Salesforce platform.
Training Formats & Pricing
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Course Overview
The Programming Lightning Components (DEX 601) course by Salesforce is designed for web application developers and independent software vendors (ISVs) aiming to master the creation of custom Lightning Components for deployment across Lightning Experience, Salesforce1, and hybrid mobile applications. This comprehensive training aligns with the Salesforce Certified Platform Developer I certification path and equips learners with the skills needed to build responsive, reusable components using modern web standards. Targeted at roles such as Salesforce Developers, Lightning Component Engineers, and Full-Stack Developers, the course addresses a growing industry demand—over 150,000 Salesforce developer positions were listed globally in 2024, reflecting widespread enterprise adoption of the Salesforce App Cloud for custom application development.
Participants in the Programming Lightning Components (DEX 601) course gain hands-on experience with core Salesforce technologies including Lightning Web Components (LWC), Apex, JavaScript, HTML5, CSS, and the Salesforce Lightning Design System (SLDS). The course includes extensive lab work conducted within the Salesforce Developer Console and Visual Studio Code with Salesforce Extensions, where students build real-world applications such as a responsive "deck of cards" layout that integrates with Salesforce data using Lightning Data Service. Learners configure dynamic forms with client-side validation, implement navigation using SLDSX components, and surface their custom components on Lightning Pages via the App Builder. A key project involves creating a query-by-example system that allows users to search, view, and edit Salesforce records directly within a mobile-optimized interface.
This course directly prepares students for the Salesforce Certified Platform Developer I credential, a globally recognized certification that validates core development skills on the Salesforce platform. Certified developers command competitive salaries, with mid-level professionals in the U.S. earning between $110,000 and $130,000 annually, and senior roles reaching up to $150,000, according to 2024 industry reports. Koenig Solutions enhances this learning journey with Guaranteed-to-Run batches, official Salesforce courseware, and access to expert instructors through 1-on-1 training sessions, ensuring learners master both exam concepts and real-world implementation. Upon completion, developers are positioned to lead custom application projects, contribute to AppExchange listings, and advance into senior development or architecture roles within the Salesforce ecosystem.
What You'll Learn
Skills You'll Gain
Prerequisites
- Required: Completion of Salesforce Platform Developer I (PD1) certification or equivalent experience.
- Required: Proficiency in Salesforce Object Query Language (SOQL) and Salesforce Data Modeling for server-side interaction in Programming Lightning Components (DEX 601).
- Required: Basic knowledge of Apex programming for server-side logic to support Lightning Component development.
- Recommended: Proficiency in ES6+ JavaScript, HTML5, and CSS for building dynamic interfaces in Programming Lightning Components (DEX 601).
- Recommended: Experience with single-page application (SPA) architecture to facilitate efficient design of Salesforce interfaces.
- Recommended: Familiarity with client-side web development using modern JavaScript frameworks to accelerate Lightning Component development.
Certification Exam
Everything you need to know about the DEX601 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 DEX601 certified professionals report career advancement within 6 months
Salary Impact
Average salary increase reported after obtaining the DEX601 certification
*Source: Glassdoor / LinkedIn 2025
Job Roles
- Salesforce Lightning Developer
- Salesforce Application Developer
- Salesforce Frontend Developer
- Salesforce UI/UX Specialist
- LWC Developer
- Salesforce Consultant – Lightning Components
Companies Hiring
and 5,000+ organizations worldwide seeking DEX601 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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Enterprise Client ✓ Verified -
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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.”
PL-300 Certified ✓ Verified -
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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.”
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“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ 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.”
DP-600 Certified ✓ Verified -
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“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 DEX601 training course
Is the Salesforce DEX 601 certification exam included in the Programming Lightning Components (DEX 601) course fee?
What training formats are available for Programming Lightning Components (DEX 601) at Koenig, and is there a Guaranteed-to-Run option?
How long is lab access provided for Programming Lightning Components (DEX 601), and what environment is used?
What is the rescheduling and cancellation policy for the Programming Lightning Components (DEX 601) course at Koenig?
What is the format, question count, passing score, and time limit for the Programming Lightning Components (DEX 601) exam?
How long is the Programming Lightning Components (DEX 601) certification valid, and what is the renewal process?
What post-training support does Koenig provide after completing Programming Lightning Components (DEX 601)?
What are the prerequisites for the Programming Lightning Components (DEX 601) course?
What is the average salary impact for professionals certified in Programming Lightning Components (DEX 601)?
How does instructor-led training for Programming Lightning Components (DEX 601) compare to self-study?
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