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.

Tableau Learning Partner
Skills you'll gain: Data Literacy, Tableau Software, Business Analysis, Business Process, Analytics, Business Analytics, Business Intelligence, Data Analysis, Data-Driven Decision-Making, Project Management, Data Presentation, Descriptive Analytics, Predictive Analytics
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Project Risk Management, Project Schedules, Work Breakdown Structure, Timelines, Risk Management, Peer Review, Budgeting, Project Planning, Scheduling, Project Management, Project Implementation, Project Scoping, Project Documentation, Matrix Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Generative AI, Data Ethics, Artificial Intelligence, AI Enablement, Governance, Business Intelligence, Business Transformation, Data-Driven Decision-Making, Customer Service
Beginner · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Consumer Behaviour, Market Dynamics, Financial Market, Economics, Economic Development, Market Analysis, Economics, Policy, and Social Studies, Public Policies, Environmental Issue, Social Sciences, Socioeconomics, Sustainable Development, Supply And Demand, Behavioral Economics, Decision Making
Beginner · Course · 1 - 3 Months

Technion - Israel Institute of Technology
Skills you'll gain: Materials science, Semiconductors, Innovation, Emerging Technologies, Biomedical Engineering, Electronics, Laboratory Testing, Analytical Testing, Chemical Engineering
Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Project Scoping, Cost Management, Scope Management, Project Estimation, Project Schedules, Earned Value Management, Scheduling, Work Breakdown Structure, Requirements Management, Timelines, Change Management, Budget Management, Project Management, Planning, Project Documentation
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, System Testing, Test Case, Test Automation, Development Testing, Test Planning, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Target Audience, Facebook, Advertising Campaigns, Social Media Campaigns, Campaign Management, Social Media, Social Media Management, Paid media, Social Media Marketing, Advertising, Marketing Budgets, Digital Advertising, Marketing, Digital Marketing, Budgeting
Intermediate · Guided Project · Less Than 2 Hours

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

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

Coursera
Skills you'll gain: Interviewing Skills, Recruitment, Oral Expression, Follow Through, Communication, Business Writing
Beginner · Guided Project · Less Than 2 Hours

Saïd Business School, University of Oxford
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Responsible AI, OpenAI, Artificial Neural Networks, AI Security, Data Ethics, Governance, Artificial Intelligence, ChatGPT, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, Compliance Management, AI Product Strategy, Business Ethics, Risk Management, Machine Learning, Project Management
Beginner · Specialization · 3 - 6 Months