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: Algorithms, Pseudocode, Javascript, Data Structures, Computational Thinking, Performance Tuning, Computer Programming, Solution Design, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Web Applications, Javascript, JSON, Node.JS, PHP (Scripting Language), Restful API, Application Programming Interface (API), Extensible Markup Language (XML), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, Application Deployment, ASP.NET, Microsoft Azure, Software Architecture, Authentications, Application Design, User Interface (UI), Application Development, Database Development, Maintainability, Web Servers, Debugging, Data Validation
Advanced · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Cloud Security, AWS Identity and Access Management (IAM), Identity and Access Management, Incident Response, Computer Security Incident Management, Cloud Computing, Network Security, Data Security, Cloud Platforms, Cloud Computing Architecture, Application Security, Cloud Services, Encryption, Firewall, Virtual Networking, Security Controls, Continuous Monitoring
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Sales Strategy, Web Analytics, Search Engine Optimization, Copywriting, Customer Insights, Keyword Research, Revenue Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Shell Script, Bash (Scripting Language), Linux Commands, Unix Shell, Linux, Scripting, Unix Commands, Scripting Languages, Debugging, Command-Line Interface, File I/O, Programming Principles
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Instagram, Canva (Software), Animations, Creative Design, Video Editing, Content Creation, Video Production
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Data Visualization Software, Data Structures, Data Manipulation, Pandas (Python Package), NumPy, Exploratory Data Analysis, Python Programming, Data Preprocessing, Scripting, Scripting Languages
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Storytelling, Dashboard, Data Visualization, Data Presentation, Interactive Data Visualization, Infographics, Data Literacy, Tableau Software, Data Visualization Software, Presentations, Statistical Visualization, Storytelling, Design Elements And Principles, Data Analysis, Key Performance Indicators (KPIs), Health Informatics, Color Theory, Stakeholder Communications
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Effectiveness, Marketing Analytics, Google Analytics, Web Analytics, Verification And Validation, Goal Setting, Web Analytics and SEO, Performance Metric, Transaction Processing, Data Validation, System Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Teams, Microsoft 365, Team Management, Group Policy, Azure Active Directory, User Accounts, System Configuration, Identity and Access Management, Product Lifecycle Management, Windows PowerShell, Network Planning And Design, Network Performance Management, Security Controls
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Fundraising, Drive Engagement, Community Development, Community Outreach, Online Advertising, Goal Setting, Promotional Strategies, Content Creation, User Interface and User Experience (UI/UX) Design, Creativity
Beginner · Guided Project · Less Than 2 Hours