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.

Simplilearn
Skills you'll gain: Business Analysis, Business Systems Analysis, Stakeholder Engagement, Stakeholder Management, Business Requirements, Requirements Management, Business Process, Business Strategies, Performance Analysis, Strategic Thinking, Governance, Risk Analysis, Business Solutions, Verification And Validation, Prioritization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Transaction Processing, File I/O, Data Access, Data Persistence, Stored Procedure, SQL, Data Integrity, Databases, Secure Coding
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Self Service Technologies, Test Tools, Development Testing, Natural Language Processing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: React Native, Application Deployment, Mobile Development, ChatGPT, User Interface and User Experience (UI/UX) Design, Android Jetpack, iOS Development, JSON, UI Components, Database Application, Application Development, Development Environment, Context Management, Data Storage, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ajax, Responsive Web Design, HTML and CSS, Javascript and jQuery, Application Deployment, Web Development, Semantic Web, JSON, User Interface (UI), Data Validation, Payment Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Relational Databases, Database Management, Database Development, Database Systems, SQL, Data Integrity, Data Modeling, Data Management, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Process Controls, Six Sigma Methodology, Lean Methodologies, Quality Management, Quality Improvement, Kaizen Methodology, Quality Control, Brainstorming, Benchmarking, Process Improvement, Run Chart, Continuous Improvement Process, Pareto Chart, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Team Building, Workplace inclusivity, Team Motivation, Diversity and Inclusion, Team Leadership, Teamwork, Recognizing Others, Drive Engagement, Virtual Teams, Collaboration, Event Planning
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Determinants Of Health, Health Promotion, Food Safety and Sanitation, Public Health and Disease Prevention, Public Health, Epidemiology, Nutrition and Diet, Policy Development, Health Policy, Public Policies, Policy Analysis, Program Evaluation
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Selenium (Software), Git (Version Control System), GitHub, Jenkins, Test Automation, CI/CD, Test Data, Test Script Development, Test Tools, Software Testing, IntelliJ IDEA, Test Case, Development Environment, Application Frameworks, Apache Maven, Maintainability, Debugging
Advanced · Course · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Employee Engagement, Professional Development, Mentorship, Influencing, Business Communication, Strategic Communication, Stakeholder Management, Storytelling, Coaching, Talent Management, Branding, Personal Development, Strategic Leadership, Adaptability, Lifelong Learning, Collaboration, Self-Awareness
Beginner · Course · 1 - 3 Months