Objective-C courses can help you learn the basics of object-oriented programming, memory management, and the Cocoa framework for macOS and iOS app development. You can build skills in creating user interfaces, handling data with Core Data, and integrating APIs for enhanced functionality. Many courses introduce tools like Xcode for coding and debugging, as well as Interface Builder for designing app layouts, helping you apply these skills in real-world app projects.

University of Colorado System
Skills you'll gain: Computational Thinking, Data Collection, Microsoft Visual Studio, Program Development, C (Programming Language), Programming Principles, Algorithms, Data Storage, Computer Programming
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Debugging, Program Development, Software Documentation, Pseudocode, C++ (Programming Language), Computational Thinking, Maintainability, Programming Principles, Computer Programming, Integrated Development Environments, Development Environment, Algorithms, Data Validation
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), File I/O, Computer Programming, C (Programming Language), Maintainability, Software Design, Data Structures, Algorithms, Scalability
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: C++ (Programming Language), API Design, Software Architecture, Software Design, Maintainability, Data Structures, Generative AI Agents, Data Validation, Performance Tuning, Secure Coding, Verification And Validation, Algorithms, Debugging
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Testability, Software Engineering, Android Development, Application Security, Test Case, Software Design, Software Architecture, Mobile Security, Application Design
Mixed · Course · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, Computer Programming Tools, C and C++, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Software Development Tools, Exploit development, Debugging, Interoperability, Unix, Embedded Systems, Vulnerability Assessments, Unix Commands, File I/O, Operating Systems, Data Security, Linux, Microsoft Windows
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Secure Coding, Computer Programming Tools, C and C++, C++ (Programming Language), Software Development Tools, C (Programming Language), Debugging
Mixed · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Journalism, Media and Communications, International Relations, Interviewing Skills, Ethical Standards And Conduct, Decision Making, Podcasting, Storytelling, Safety and Security, Content Creation, Digital Publishing, Diversity Awareness, Business Modeling
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Vulnerability Assessments, Data Security, Application Security, Exploitation techniques, Security Controls, Software Design, C and C++, Verification And Validation, Java, Programming Principles, Debugging, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Project Scoping, Stakeholder Analysis, Project Documentation, Project Management Life Cycle, Project Management, Goal Setting, Project Management Software, Stakeholder Management, Cost Benefit Analysis, Resource Management, Team Management, Strategic Thinking, Business Writing
Beginner · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Embedded Software, Programming Principles, Computer Programming, C (Programming Language), System Design and Implementation, OS Process Management, System Requirements, Computer Architecture, Algorithms
Intermediate · Course · 1 - 3 Months

The World Bank Group
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Resilience, Sustainable Development, Environmental Issue, Environmental Policy, Scientific Methods, Cooperation, Environmental Science, Collaboration, Water Resource Management, Energy and Utilities
Beginner · Course · 1 - 4 Weeks