Salesforce Certified Platform Developer I

Who can take it

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Salesforce Certified Platform Developer I Eligibility

CRT-450

Whether you can sit the Salesforce Certified Platform Developer I certification exam: prerequisites, who the exam is for, and the skills it assesses.

4 prerequisites
associate level
6 skills

Prerequisites and requirements

Published requirements for this certification.

  • Completion of the Salesforce Platform Developer I Trailhead learning path
  • Hands-on experience with Apex, SOQL, SOSL, and Lightning Web Components
  • Working knowledge of Salesforce data model, object relationships, and security model
  • Familiarity with unit testing, change sets, and deployment tools

Who this exam is for

The ideal candidate has one to two years of Salesforce development experience and has completed hands-on Trailhead projects. Typical learners include application developers seeking a recognized vendor credential, Salesforce administrators expanding into automation and Apex, and technical consultants who want to prove their ability to design custom solutions. While no formal prerequisites are mandatory, candidates should be comfortable with object modeling, Apex, SOQL, and basic web technologies before booking the exam.

Skills assessed

What the exam actually tests, beyond the domain names.

Apex classes and triggers
SOQL, SOSL, and DML
Process automation with Flow and Apex
Lightning Web Components and Aura components
Unit testing and code coverage
Deployment with change sets, Salesforce CLI, and metadata API

The domains you will be assessed on

Eligibility is not only about paperwork. These are the areas you have to actually know.

DomainWeightTopic count
User Interface25%6
Developer Fundamentals27%6
Process Automation and Logic28%6
Testing, Debugging, and Deployment20%5

How demanding this exam is

Cognitive load
High; candidates must learn Apex, SOQL, security, asynchronous logic, UI frameworks, and deployment workflows while memorizing Salesforce platform limits and testing rules.

Our focus for this certification: Certilum focuses on high-yield domains: Apex triggers, asynchronous Apex, Flow integration, Lightning Web Components, and deployment scenarios. The study pack includes mock exams, quick-reference cards, and guided lab exercises.

More about the Salesforce Certified Platform Developer I exam

Explore the rest of this page series: format, cost, difficulty, requirements and how to prepare.

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Frequently asked questions

Everything you need to know about the Salesforce Certified Platform Developer I exam.