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.

Infosec
Skills you'll gain: Secure Coding, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Unix, Embedded Systems, Debugging, Unix Commands, Operating Systems, Data Security, Linux, Microsoft Windows
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: TCP/IP, Local Area Networks, Routing Protocols, Network Routing, Digital Communications, OSI Models, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Planning And Design, Network Security, Network Architecture, Computer Networking, Network Infrastructure, Network Performance Management, Wireless Networks, Graph Theory, Telecommunications, Software-Defined Networking, Algorithms, System Programming
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: C++ (Programming Language), Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Graph Theory, Development Environment, Data Storage, Engineering Software, Unstructured Data, Computer Programming, Algorithms, Data Storage Technologies, Debugging, Program Development, Database Systems, Database Theory, Network Routing, Theoretical Computer Science
Intermediate · Specialization · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, NoSQL, Apache Cassandra, Cloud Computing, Systems Design, Data Storage Technologies, Apache Hadoop, Database Theory, Algorithms, Theoretical Computer Science, Scalability, C++ (Programming Language), Network Protocols
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, Verification And Validation, Java, Code Review, Programming Principles, Debugging, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Business Writing, Business Correspondence, Concision, Editing, Grammar, Proofreading, Business Communication, Report Writing, Global Marketing, Writing, Target Audience, Communication, Virtual Teams, Press Releases, Persuasive Communication, Presentations, Communication Strategies
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Big Data, Apache Hadoop, Scalability, Data Processing, Data Science, Distributed Computing, Unstructured Data, Data Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Natural Language Processing, Supervised Learning, Embeddings, Dimensionality Reduction, Machine Learning Methods, Text Mining, Statistical Machine Learning, Classification Algorithms, Feature Engineering, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Education Software and Technology, Generative AI, Game Design, Digital pedagogy
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: File I/O, Simulations, C (Programming Language), Computational Thinking, Automation, Algorithms, Data Structures, Theoretical Computer Science, Programming Principles, Debugging
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: C# (Programming Language), Restful API, Unity Engine, Object Oriented Programming (OOP), .NET Framework, C++ (Programming Language), Video Game Development, ASP.NET, Object-Relational Mapping, Software Engineering, Web Services, Application Development, Software Design Patterns, Database Management, Programming Principles, C (Programming Language)
Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Lean Six Sigma, Root Cause Analysis, Lean Methodologies, Process Improvement, Data Collection, Quality Improvement, Process Optimization, Correlation Analysis, Statistical Hypothesis Testing, Kaizen Methodology, Process Analysis, Probability Distribution, Regression Analysis, Business Process, Statistical Process Controls, Quality Management, Team Management, Continuous Improvement Process, Project Management
Beginner · Specialization · 3 - 6 Months