Salesforce Development Intern

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🕒 March 28

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Macmillan

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

📱 Media

📚 Education

Media • Education

Macmillan is a leading global publishing company and home to a wide range of imprints that publish adult and children’s fiction, nonfiction, and educational materials. Part of the Holtzbrinck Publishing Group, Macmillan also operates Macmillan Learning and Macmillan Education, providing interactive course solutions, higher education content, language learning, and school curriculum publishing across dozens of countries. The company focuses on supporting authors, educators, students, and institutions with world-class content and digital learning tools.

📋 Description

• The Salesforce Developer Intern will play a crucial role in improving the efficiency and maintainability of our Salesforce environment by analyzing, optimizing and cleaning up obsolete code. • Gain practical experience with Apex, SOQL, Lightning Web Components and Salesforce development best practices. • Develop skills in code optimization, debugging, performance tuning and deployment processes. • Learn about Salesforce security, governor limits and scalable architecture. • Work closely with an experienced team in an enterprise Salesforce environment, gaining real-world experience in software development lifecycle and DevOps. • Review existing Apex classes, triggers, Visualforce pages and Lightning components to identify obsolete or inefficient code. • Rewrite and optimize legacy code to align with Salesforce best practices, ensuring better maintainability, performance and compliance with governor limits. • Identify deprecated features, unnecessary hardcoded value and redundant logic. Assist in modernizing and consolidating business logic. • Develop and execute Apex unit tests to maintain code quality and achieve optimal test coverage. Work with QA teams to validate functionality. • Assist in replacing outdated Process Builders and Workflows with modern Salesforce Flow solutions where applicable. • Learn and assist with Git-based version control, branching strategies and deployment processes using tools like Copado, Gearset, or Change Sets. • Monitor debug logs, analyze SOQL queries and optimize data retrieval methods to improve system efficiency. • Ensure that Apex and declarative solutions adhere to Salesforce security standards, including CRUD/FLS enforcement, sharing rules and secure coding practices. • Participate in team meetings, discuss development strategies and share insights on improving Salesforce development workflows.

🎯 Requirements

• You must be currently enrolled in a degree program (Computer Science, Software Engineering, Information Systems, or a related field). • We will accept applicants graduating from their degree in Spring 2026. • Recent graduates within the last 6 months will be considered. • Basic experience with Apex, SOQL, JavaScript, or other object-oriented programming languages is preferred. • Understanding of Salesforce data structures, security model, and declarative automation (Flows, Process Builder, Workflows) is a plus. • Strong problem-solving skills and attention to detail. • Experience with Git, version control, and debugging tools is a plus. • Ability to work collaboratively in a team environment. • Passion for learning, coding, and optimizing business processes.

🏖️ Benefits

• Remote work options