About this Salesforce Certified MuleSoft Developer I study guide
This page is your Salesforce Certified MuleSoft Developer I study guide. The certification validates skills that employers look for in Salesforce roles—whether you're an administrator, consultant, developer, or architect. It is designed for developers and technical implementers who want to prove their knowledge with an industry-recognized credential.
Here you'll find section-wise exam weightage so you know exactly which topics carry the most questions, exam tips and prerequisites, a focused study plan, and sample practice questions with detailed explanations. All content on this page is original and unique—written specifically for this certification to help with both your preparation and search engine indexing. Use this page to align your study with the official outline and to gauge when you're ready to sit the exam. Many candidates use section weightage to prioritize high-value topics and practice questions to build exam-day confidence.
Passing this certification can support career progression, higher earning potential, and recognition in the Salesforce ecosystem. Salesforce exams are updated periodically, so we keep our materials aligned with current objectives.
Last reviewed: January 2025. Salesforce exam outlines may change; always check the official exam guide on Trailhead before booking.
Release compatible: Winter '26 — Study materials and objectives are aligned with the Winter '26 release (compared to Summer '25).
What's new in Winter '26:
- Agentforce and AI: New Agentforce for Service (IT Service), Agentic Commerce, and Agentforce Grid for low-code AI workflows—expect more AI-related objectives on Admin and Consultant exams.
- Data Cloud: Clean Rooms for privacy-safe data collaboration and zero-copy analytics; Data Cloud objectives may include new collaboration and governance topics.
- Automation & Platform: Enhanced automation capabilities and platform updates; Flow, Process Builder, and integration topics remain core—check the official outline for weightage changes.
- Tableau & Analytics: Tableau Next Concierge in Slack and conversational analytics; Tableau certs may reference new Slack and natural-language features.
- Security & Access: Continued focus on identity, access management, and secure data handling; relevant for Administrator and Architect tracks.
Salesforce Certified MuleSoft Developer I Study Guide
Certified MuleSoft Developers have proven knowledge and skills to design, build, test and debug, deploy and manage basic APIs and integrations.
Exam Weightage by Section
Exam Topics
Exam Tips
- 1Mule Applications and DataWeave are 55%—build flows and transform data.
- 2Know Anypoint Platform: design center, runtime, and deployment.
- 3Understand connectors, error handling, and logging.
- 4Practice building a simple API and a flow that calls an external system.
Prerequisites
- •Programming experience
- •Basic integration concepts
Focus Areas
- •Anypoint Platform
- •Mule Applications
- •DataWeave and APIs
- •Testing and Deployment
Study Strategy
Use Anypoint Platform. Build at least one API and one integration. Practice DataWeave transformations. Align with the official exam guide.
Sample Practice Questions
Test your knowledge with these sample questions.
What is the primary purpose of Anypoint Platform?
Which Mule runtime component processes messages in a flow?
What does API-led connectivity emphasize?
Which format is commonly used for API specifications in MuleSoft?
What is a Connector in Mule?
Want More Practice Questions?
Get access to our complete question bank with detailed explanations.
Contact Us for Full AccessFrequently Asked Questions
- What is covered on the Salesforce Certified MuleSoft Developer I exam?
- This page shows the section-wise exam weightage so you know exactly which topics carry the most weight. Use the exam topics and practice questions above to align your study with the official outline.
- What programming experience do I need for MuleSoft Developer I?
- You need programming experience (Java, JavaScript, or similar). You should understand APIs, data transformation, and basic integration concepts. MuleSoft uses DataWeave for transformations.
- What is MuleSoft used for?
- MuleSoft Anypoint Platform enables API-led connectivity, allowing organizations to connect applications, data, and devices through APIs and integration solutions.
- How do I prepare for the Salesforce Certified MuleSoft Developer I certification?
- Use the exam tips, prerequisites, and study strategy on this page. Focus first on the highest-weighted sections, then take the sample practice questions. Schedule the exam when you consistently score well on practice tests.
- Where can I find the official exam outline for Salesforce Certified MuleSoft Developer I?
- Salesforce publishes exam guides and outlines on Trailhead (trailhead.salesforce.com). This page's section weightage and topics are aligned with those outlines to help you prepare.