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.

Microsoft
Skills you'll gain: Cascading Style Sheets (CSS), GitHub, HTML and CSS, Git (Version Control System), Microsoft Copilot, Web Development, Web Content Accessibility Guidelines, Responsive Web Design, Hypertext Markup Language (HTML), Javascript, Web Design, Front-End Web Development, JSON, Semantic Web
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Site Reliability Engineering, Safety Culture, Culture Transformation, CI/CD, Service Level, System Implementation, Performance Measurement, Data-Driven Decision-Making, Organizational Structure, Incident Management, Automation, Change Management, Goal Setting
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Anomaly Detection, Production Process, Manufacturing Processes, Data Collection, Data Storage, Manufacturing Operations, Systems Engineering, Digital Transformation, Data Preprocessing, Big Data, Computing Platforms
Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Critical Thinking, Organizational Leadership, Positivity, Self-Awareness, Stress Management, Leadership, Independent Thinking, Resilience, Influencing, Motivational Skills, Business Ethics, Personal Development, Leadership Development, Industrial and Organizational Psychology, Decision Making, Leadership and Management, Emotional Intelligence, Business Leadership, Systems Thinking, Analytical Skills
Advanced · Specialization · 1 - 3 Months

American Psychological Association
Skills you'll gain: Quantitative Research, Scientific Methods, Research Design, Surveys, Research, Research and Design, Qualitative Research, Correlation Analysis, Data Collection, Data Analysis, Psychology, Sampling (Statistics)
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), JavaScript Frameworks, Interaction Design, Web Development Tools, Event-Driven Programming, Web Frameworks, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Project Management Life Cycle, Risk Management, Project Risk Management, Stakeholder Management, Project Management, Risk Mitigation, Active Listening, Project Management Institute (PMI) Methodology, Systems Development Life Cycle, Risk Analysis, Communication, Project Management Software, Stakeholder Communications, Agile Methodology, Conflict Management, Project Documentation
Beginner · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Entrepreneurship, Design Thinking, Budget Management, Lean Methodologies, Financial Management, Innovation, Adaptability, Creativity, Fundraising, Professional Networking
Beginner · Course · 1 - 4 Weeks

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, Institutional Review Board (IRB), Maternal Health, Data Management, Statistical Analysis, Analysis, Nutrition and Diet, Public Health, Research Design, Data Cleansing, Data Analysis
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Database Management, System Software, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Programming Principles, Software Development, Automation, Analysis, Cloud Computing, Debugging
Beginner · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Loyalty Programs, Customer Relationship Management (CRM) Software, Customer Retention, Customer Success Management, Sales Management, Marketing Automation, Marketing Strategies, Business Development, Performance Management, Performance Measurement, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Python Programming, Unix Shell, Command-Line Interface, Programming Principles, Computer Programming, Scripting, Scripting Languages, Development Environment, Data Structures
Beginner · Guided Project · Less Than 2 Hours