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 Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, Data Structures, System Programming, Microarchitecture, C (Programming Language), Hardware Architecture, Computer Architecture, Software Design, System Configuration, Development Environment, Peripheral Devices
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Object Oriented Programming (OOP), Data Validation, Object Oriented Design, Programming Principles, Computer Programming, Data Structures, File Management, Integrated Development Environments, Data Store, Software Documentation, Computer Science, Functional Design, Pseudocode, Maintainability
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Android Development, Android Studio, Software Testing, Mobile Development, Java, Development Testing, Unit Testing, Application Development, Integration Testing, User Interface (UI), Data Persistence
Mixed · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Retrieval-Augmented Generation, AI Product Strategy, Independent Thinking, Productivity Software, Generative AI, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Business Communication, Emotional Intelligence, Productivity, Operational Efficiency, Administration, Business Operations, Planning, Project Planning, Business Planning, Project Management, Business Administration, Business
Beginner · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Work Breakdown Structure, Project Planning, Project Management, Planning, Leadership
Mixed · Course · 1 - 3 Months

Infosec
Skills you'll gain: Exploit development, C (Programming Language), C++ (Programming Language), Secure Coding, Application Security, System Programming, Debugging, Vulnerability Assessments
Mixed · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Business Writing, Negotiation, Work Breakdown Structure, Project Performance, Business Correspondence, Concision, Project Planning, Communication Planning, Editing, Change Control, Grammar, Project Management, Proofreading, Risk Management, Emotional Intelligence, Performance Metric, Open Mindset, Relationship Building, Team Management, Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Quality Management, Project Closure, Team Management, Project Management, Project Management Life Cycle, Project Controls, Project Implementation, Project Risk Management, Data Storytelling, Project Documentation, Continuous Improvement Process, Stakeholder Communications, Data-Driven Decision-Making, Process Improvement, Risk Management, Meeting Facilitation, Communication Strategies, Strategic Thinking
Beginner · Course · 1 - 3 Months
Skills you'll gain: Operating Systems, C (Programming Language), Performance Tuning, Virtual Machines, System Programming, Virtualization, Linux
Advanced · Course · 1 - 3 Months
Multiple educators
Skills you'll gain: Unit Testing, Data Structures, Event-Driven Programming, File I/O, Interactive Data Visualization, Java, Java Programming, User Interface (UI), Object Oriented Programming (OOP), JUnit, Debugging, Object Oriented Design, Computer Programming, Cryptography, Software Engineering, Performance Tuning, Algorithms, Data Analysis, Software Design, Problem Solving
Beginner · Specialization · 3 - 6 Months

28DIGITAL
Skills you'll gain: Embedded Systems, Embedded Software, Internet Of Things, Operating Systems, Real-Time Operating Systems, Wireless Networks, System Programming, Hardware Architecture, Computer Architecture, Simulations, C (Programming Language), Network Protocols
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: System Programming, Embedded Software, System Software, Linux, Embedded Systems, Real-Time Operating Systems, Debugging, Operating Systems, Peripheral Devices, Build Tools, File Systems, Shell Script, C (Programming Language), Development Environment
Advanced · Course · 1 - 4 Weeks