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.
University of Illinois Urbana-Champaign
Skills you'll gain: Keyword Research, Email Marketing, Digital Marketing, Campaign Management, Marketing Analytics, Online Advertising, Performance Analysis, Consumer Behaviour, Marketing Strategies, Key Performance Indicators (KPIs), Web Analytics and SEO, Search Engine Optimization, Web Content, Customer Analysis, Data Collection, Advertising Campaigns
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Qualitative Research, Market Research, Quantitative Research, Data-Driven Decision-Making, Benchmarking, Data Presentation, Descriptive Statistics, Competitive Analysis, Interactive Data Visualization, Analytical Skills, Research Design, Market Dynamics, Data Analysis, Data Visualization Software, Statistical Reporting, Data Collection, Data Analysis Software, Microsoft Excel, R Programming
Intermediate · Specialization · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: Product Roadmaps, Product Management, Customer Retention, Financial Analysis, Product Development, Product Lifecycle Management, Product Strategy, Innovation, Revenue Management, Financial Statements, Agile Methodology, Customer experience strategy (CX), Key Performance Indicators (KPIs), Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Engineering Drawings, Computer-Aided Design, Technical Drawing, Visualization (Computer Graphics), Graphical Tools, Computer Graphics, Technical Communication
Mixed · Course · 1 - 3 Months

Skills you'll gain: Restful API, Android Development, Kotlin, API Design, Android Studio, Mobile Development, Database Management, Data Persistence, Databases, JSON, Web Applications, SQL
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: User Interface (UI), Human Computer Interaction, Embedded Systems, Prototyping, User Interface and User Experience (UI/UX) Design, Usability, Real-Time Operating Systems, Hypertext Markup Language (HTML), Internet Of Things, jQuery, Telecommunications, Cross Platform Development, Artificial Intelligence and Machine Learning (AI/ML)
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Pay Per Click Advertising, Search Engine Marketing, Customer Retention, Persona Development, Digital Marketing, Marketing Analytics, Search Engine Optimization, Key Performance Indicators (KPIs), Target Audience, Keyword Research, Social Media Strategy, Digital Advertising, Marketing Effectiveness, Customer experience strategy (CX), Customer Acquisition Management, Marketing Strategy and Techniques, Customer Engagement, A/B Testing, Web Analytics, Social Media
Beginner · Specialization · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Traffic Flow Optimization, Transportation Operations, Sustainable Design, Environmental Issue, Sustainable Engineering, Feasibility Studies, Emerging Technologies, Regulatory Compliance, Concept Of Operations, Data-Driven Decision-Making, Market Dynamics, Human Factors, Safety Standards
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Google Ads, Online Advertising, Search Engine Marketing, Campaign Management, Keyword Research, Advertising Campaigns, Advertising, Pay Per Click Advertising, Digital Advertising, Marketing, Bidding, Digital Marketing, Budget Management, Marketing Strategies, Performance marketing, Goal Setting
Beginner · Guided Project · Less Than 2 Hours

Universidade Estadual de Campinas
Skills you'll gain: Video Game Development, Game Design, Aesthetics, Art History, Culture, Liberal Arts, Creativity, Design, Cultural Diversity, Systems Thinking, Social Impact
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Surveys, Program Evaluation, Survey Creation, Health Policy, Sampling (Statistics), Health Systems, Health Assessment, Health Equity, Data Collection, Quantitative Research, Maternal Health, Data Management, Statistical Analysis, Analysis, Nutrition and Diet, Public Health, Research Design, Nutritional Assessment, Data Cleansing, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Mainframe Computing, z/OS, Virtualization, IBM Cloud, Virtual Machines, Infrastructure Architecture, Computer Architecture, Enterprise Security, Computer Systems, Computer Hardware, Cryptography, System Configuration, Process Management
Beginner · Course · 1 - 4 Weeks