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: Microarchitecture, Computer Architecture, Hardware Architecture, Computer Hardware, Computer Systems, Computer Science, Embedded Systems, OS Process Management, Computer Programming, C (Programming Language), Program Development, C# (Programming Language)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, Data-Driven Decision-Making, Data Analysis, Analytical Skills, Business Analytics, Data Storytelling, Data Science, Communication, Stakeholder Communications, Workflow Management, Project Management, Machine Learning
Advanced · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Virtual Private Networks (VPN), Firewall, Session Initiation Protocols, Remote Access Systems, Network Security, Network Architecture, Network Routing, Interoperability, Network Protocols, Telecommunications, Encryption, Communication Systems, Infrastructure Architecture, Scalability
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: Writing, Quantitative Research, Business Mathematics, Business Economics, Business Writing, Financial Analysis, Learning Strategies, Personal Development, Statistical Analysis, Artificial Intelligence, Business, Professional Development, Goal Setting, Responsible AI, Critical Thinking
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computational Thinking, Data Analysis, C (Programming Language), Statistical Analysis, Programming Principles, Data Structures, Descriptive Statistics, Data Visualization Software
Beginner · 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

Peking University
Skills you'll gain: Data Structures, Computational Thinking, Graph Theory, Theoretical Computer Science, Programming Principles, Algorithms, Computer Programming, Data Storage, C (Programming Language), C++ (Programming Language)
Mixed · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Oral Comprehension, Telephone Skills, English Language, Bilingual (Spanish/English), Vocabulary, Oral Expression, Verbal Communication Skills, Business Communication, Grammar, Language Learning, Writing
Mixed · Course · 1 - 3 Months

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

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

Università Bocconi
Skills you'll gain: Food and Beverage, Hospitality Management, Restaurant Management, Product Quality (QA/QC), Global Marketing, Market Dynamics, Business Strategy, Consumer Behaviour, Value Propositions, Competitive Analysis, Brand Management, Growth Strategies, Marketing
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Verification And Validation, Electronic Systems, Embedded Systems, Electronics Engineering, Application Specific Integrated Circuits, Electronic Hardware, Electronics, Systems Design, Software Design, Program Development, Integrated Development Environments, System Design and Implementation, Computer Architecture, Eclipse (Software), Computational Logic, Hardware Architecture, Software Development, Computer Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months