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: Mobile Development, Cross Platform Development, Mobile Development Tools, .NET Framework, Authentications, Application Development, User Interface (UI), Application Programming Interface (API), Application Frameworks, UI Components, C# (Programming Language), API Design, Development Environment, Object-Relational Mapping, Identity and Access Management, Authorization (Computing), Network Troubleshooting, Role-Based Access Control (RBAC), Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Customer Service, Customer experience improvement, Service Design, Loyalty Programs, Customer Analysis, Process Mapping, Customer Insights, Customer Relationship Management, Process Design, Journey Mapping, Customer Engagement, Customer Support, Cross-Channel Marketing, Business Process, Integrated Marketing Communications, Customer Retention, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Social Media, Social Media Content, Social Media Campaigns, Content Creation, Animations, Social Media Marketing, Visual Storytelling, Social Media Strategy, Campaign Planning, Driving engagement, Graphic and Visual Design, Instagram, Cross-Channel Marketing, Content Optimization, Branding, Brand Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Security Controls, Cryptography, Security Engineering, Application Security, Vulnerability Assessments, Information Systems Security, Cryptographic Protocols, Vulnerability Management, Encryption, Cybersecurity, Infrastructure Security, Computer Security, Public Key Infrastructure, Cyber Security Assessment, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), TCP/IP, Network Administration, Network Switches, General Networking, Network Architecture, OSI Models, Network Routers, Network Planning And Design, Network Engineering, Local Area Networks, Networking Hardware, Computer Networking, Network Infrastructure, Network Model, Network Protocols, Command-Line Interface
Mixed · Course · 1 - 3 Months

Skills you'll gain: A/B Testing, Google Analytics, Experience Design, Web Analytics, User Experience, Content Optimization, Web Content, Target Audience, Test Tools, Content Performance Analysis, Personalized Campaigns, Marketing, Analytics
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Bayesian Network, Linear Algebra, Numerical Analysis, Mathematical Modeling, Estimation, Matlab, Statistical Modeling, Markov Model, Advanced Mathematics, Simulations, Integral Calculus, Correlation Analysis, Control Systems, Probability, Simulation and Simulation Software, Probability & Statistics, Applied Mathematics, Statistical Methods, Probability Distribution, Time Series Analysis and Forecasting
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Canva (Software), Graphical Tools, Social Media Content, Social Media Marketing, Video Editing, Video Production, Social Media, Graphic and Visual Design Software, Graphics Software, Social Media Strategy, Graphic Design, Content Creation, Organizational Skills, Marketing, Marketing Communications, User Accounts
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Development Tools, Software Development Life Cycle, Program Development, Computer Programming Tools, Computer Programming, Development Environment, Software Development, Programming Principles, Integrated Development Environments, Software Installation, Command-Line Interface, Linux Commands
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Modeling, Star Schema, Database Design, Data Security, Data Visualization Software, Spreadsheet Software, Performance Tuning, Data Access, Performance Improvement, Model Optimization, Data Manipulation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, Editing, Content Creation, Writing, Writing and Editing
Beginner · Guided Project · Less Than 2 Hours

S.P. Jain Institute of Management and Research
Skills you'll gain: Descriptive Statistics, Data Analysis, Analytics, Analysis, Quantitative Research, Sampling (Statistics), Probability & Statistics, Data Literacy, Data Analysis Software, Descriptive Analytics, Business Analytics, Analytical Skills, Business Mathematics, Statistical Analysis, Statistics, Business Research, Regression Analysis, Data-Driven Decision-Making, Statistical Methods, Statistical Hypothesis Testing
Beginner · Course · 1 - 3 Months