Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Skills you'll gain: Canva (Software), Product Promotion, Marketing Materials, Promotional Strategies, Product Knowledge, Design, Presentations, Dashboard, Graphic and Visual Design, Commercialization, Creative Design, Graphic Design, Sales
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Virtual Networking, Open Shortest Path First (OSPF), Network Planning And Design, TCP/IP, Computer Networking, System Monitoring, Wireless Networks, Network Routing, Security Controls, Network Switches, Cloud Infrastructure, Local Area Networks, Puppet (Configuration Management Tool), Wide Area Networks, Virtual Machines, Chef (Configuration Management Tool), Real Time Data, Authentications, Scripting, JSON
Intermediate · Specialization · 1 - 3 Months

Columbia University
Skills you'll gain: Statistical Inference, Regression Analysis, Statistical Methods, Sampling (Statistics), Statistical Modeling, Machine Learning, Experimentation, Data Collection, Probability & Statistics, Research Design, Econometrics, Program Evaluation, Logistic Regression
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Revenue Forecasting, Financial Modeling, Financial Forecasting, Real Estate, Forecasting, Cash Flow Forecasting, Commercial Real Estate, Risk Management, Property and Real Estate, Investment Management, Portfolio Management, Risk Analysis, Investments, Financial Analysis
Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Intellectual Property, Legal Risk, Responsible AI, General Data Protection Regulation (GDPR), Personally Identifiable Information, AI Security, Legal Technology, Law, Regulation, and Compliance, Regulation and Legal Compliance, Information Privacy, Artificial Intelligence, Data Ethics, Risking, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: JSON, NoSQL, Cloud API, Javascript, Data Store, Data Import/Export, Cloud Computing, Software Development
Beginner · Guided Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Peer Review, Video Game Development, Contract Negotiation, Media and Communications, Branding, Organizational Structure, Organizational Strategy, Brand Management, Business Planning, Game Design, Recruitment, Fundraising, Workforce Development, Contract Management, Live Streaming, Higher Education, Content Creation, Academic Advising, Relationship Building, Market Dynamics
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Claude Code, Vibe coding, Anthropic Claude, Model Context Protocol, Application Development, Command-Line Interface, Application Design, Programming Principles, Generative AI, Automation, Generative AI Agents, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems
Intermediate · Course · 1 - 4 Weeks

Queen Mary University of London
Skills you'll gain: Research Reports, Statistical Hypothesis Testing, Survey Creation, Research Design, Statistical Analysis, Data Collection, Quantitative Research, Research Methodologies, Data Preprocessing, Probability & Statistics, Descriptive Statistics, Data Literacy
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Spring Boot, Spring Framework, Restful API, Application Programming Interface (API), API Design, Data Persistence, Web Applications, Application Frameworks, Software Testing, Object-Relational Mapping, Hibernate (Java), Application Security, Authentications, JSON, Authorization (Computing), Dependency Analysis
Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Supplier Quality Management, Procurement, Strategic Sourcing, Enterprise Resource Planning, Purchasing, Environmental Social And Corporate Governance (ESG), Strategic Partnership, Business Risk Management, Key Performance Indicators (KPIs), Supplier Relationship Management, Supply Chain, Risk Management, Derivatives, Organizational Structure, Consolidation, Target Audience, Talent Management, Quality Management, Robotic Process Automation, Supply Chain Management
Intermediate · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Intercultural Competence, Cultural Diversity, Cultural Sensitivity, Business Ethics, Cognitive flexibility, Diversity Awareness, Diversity and Inclusion, Workplace inclusivity, Cross-Functional Team Leadership, Professionalism, Organizational Leadership, Global Marketing, Business Leadership, Collaboration, Culture, International Relations, Systems Thinking, Economics
Mixed · Course · 1 - 3 Months