Certification Guide

Salesforce Certified Platform Developer I

by Salesforce · Exam code: CRT-450

The Platform Developer I certification validates your ability to build custom applications on the Salesforce platform using Apex and Lightning components. It's the developer counterpart to the Admin cert and opens doors to higher-paying technical Salesforce roles.

Cost

$200 ($100 retake)

Difficulty

Advanced

Prep Time

6-8 weeks

Passing Score

68%

Valid For

Maintained via Trailhead release exams (3x/year)

Salary Impact

+15%

Is it worth it?

Average salary without

$130,000

+15%

Average salary with cert

$149,500

Yes, if you're pursuing a Salesforce development career. Combined with the Admin cert, PD1 significantly increases your marketability. Salesforce developers are among the most in-demand CRM specialists, and the $200 exam fee is reasonable for the career unlock.

Study Plan

A week-by-week breakdown to pass on your first attempt.

Week 1-2

Salesforce platform fundamentals — data model, SOQL/SOSL, governor limits, bulkification

10-12 hrs/week
Week 3-4

Apex programming — classes, triggers, batch Apex, future methods, queueable, schedulable

10-12 hrs/week
Week 5-6

Lightning Web Components, Visualforce, testing — unit tests, test factories, code coverage

10-12 hrs/week
Week 7-8

Integration, deployment, practice exams, review weak areas

10-12 hrs/week

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Careers this cert unlocks

Quick answers

Frequently asked questions

Yes, if you're pursuing a Salesforce development career. Combined with the Admin cert, PD1 significantly increases your marketability. Salesforce developers are among the most in-demand CRM specialists, and the $200 exam fee is reasonable for the career unlock. Certified professionals earn $149,500 on average compared to $130,000 without the certification — a +15% salary boost.

The Salesforce Certified Platform Developer I exam costs $200 ($100 retake). Factor in preparation materials and study time of approximately 6-8 weeks. The certification is valid for Maintained via Trailhead release exams (3x/year). Given the +15% salary boost, most professionals recover the investment within the first few months.

Salesforce Certified Platform Developer I is rated Advanced difficulty (3/5). The exam format is 60 questions, 110 minutes, multiple choice & scenario-based with a passing score of 68%. Most candidates need about 6-8 weeks of dedicated study time to pass.

Salesforce Admin knowledge is assumed. Programming experience (any language) is strongly recommended. Familiarity with Apex, SOQL, and the Lightning component framework.

Salesforce Certified Platform Developer I is particularly valuable for Salesforce Developer, Software Engineer, Solutions Architect roles. Developers building on Salesforce — whether coming from a general programming background or moving up from admin. Anyone writing Apex triggers, Lightning Web Components, or integrating APIs.