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.

Skills you'll gain: Quality Management, Project Management Life Cycle, Requirements Analysis, Project Scoping, Project Closure, Project Management, Project Planning, Agile Project Management, Continuous Improvement Process, Process Improvement, Project Controls, Backlogs, Milestones (Project Management), Project Risk Management, Stakeholder Analysis, Quality Assessment, Team Management, Change Management, Interviewing Skills, Applicant Tracking Systems
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Multiple educators
Skills you'll gain: Dashboard, Pseudocode, Jupyter, Algorithms, Data Literacy, Data Mining, Pandas (Python Package), Data Presentation, Correlation Analysis, Web Scraping, NumPy, Data Import/Export, Probability & Statistics, Programming Principles, Predictive Modeling, Computer Programming Tools, Data Science, Unsupervised Learning, Machine Learning, Project Management
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Git (Version Control System), JUnit, Android Studio, Android Development, Unit Testing, Maintainability, Software Design Patterns, Test Automation, File I/O, Object Oriented Programming (OOP), Integration Testing, Test Driven Development (TDD), Mobile Development, Software Testing, Testability, Software Engineering, Java Programming, Java, Application Security, Development Testing
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Git (Version Control System), Android Development, File I/O, Android Studio, Mobile Development, Data Persistence, Java Programming, Application Development, Event-Driven Programming, Computer Programming
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: C and C++, C++ (Programming Language), System Programming, Programming Principles, Computer Architecture, Data Access, Program Development, Python Programming, Computer Programming Tools, Computer Hardware, Development Environment
Beginner · 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

Michigan State University
Skills you'll gain: Interviewing Skills, Journalism, Research, Investigation, Ethical Standards And Conduct, Data Collection, Rapport Building, Diversity Awareness, Cultural Diversity, Social Network Analysis
Mixed · 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

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

The State University of New York
Skills you'll gain: Home Health Care, Nutrition and Diet, Geriatrics, Cultural Diversity, Caregiving, Working With Children, Meal Planning And Preparation, Disabilities, Patient Communication, Basic Patient Care, Mental and Behavioral Health, Family Support, Child Development, Dignity in Care, Patient Safety
Mixed · Course · 3 - 6 Months

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

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