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: Open Web Application Security Project (OWASP), API Design, Application Programming Interface (API), Application Security, Secure Coding, Security Testing, Threat Modeling, Security Controls, Vulnerability Assessments, Authorization (Computing), Cryptography, Authentications, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Databases, Spreadsheet Software, Collaborative Software, Project Management Software, Cloud Services, Collaboration, Cloud Computing, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Fundação Instituto de Administração
Skills you'll gain: Innovation, Design Thinking, Business Modeling, Entrepreneurship, Fundraising, Creative Problem-Solving, Creative Thinking, Professional Networking, Product Development, Decision Making, Strategic Thinking, Presentations
Beginner · Course · 1 - 4 Weeks

ISSA (International Sports Sciences Association)
Skills you'll gain: Patient Communication, Medical Support, Patient Education And Counseling, Mental and Behavioral Health, Medical Prescription, Health And Wellness Coaching, Exercise Science, Healthcare Ethics, Collaboration, Athletic Training, Rehabilitation, Medication Therapy Management, Health Care, Nutrition and Diet, Health Assessment, Nutrition Education, Coaching, Health Education, Nutritional Assessment, Human Development
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Data Persistence, Event-Driven Programming, HTML and CSS, Web Applications, Front-End Web Development, Semantic Web, Javascript, Web Content Accessibility Guidelines, Data Storage Technologies, Application Security, User Interface (UI), Data Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Presentations, Prompt Engineering, Responsible AI, Verbal Communication Skills, Sampling (Statistics), Excel Formulas, Data Storytelling, Spreadsheet Software, Generative AI, Data Analysis
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Time Management, Goal-Oriented, Productivity, Organizational Skills, Goal Setting, Prioritization, Planning, Delegation Skills, Multitasking, Personal Development, Resource Allocation, Negotiation, Scheduling, Strategic Prioritization, Self-Awareness, Decision Making, Benchmarking
Mixed · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Systems Thinking, Systems Analysis, Critical Thinking, Problem Solving, Complex Problem Solving, Adaptability, Decision Making
Beginner · Course · 1 - 3 Months

Skills you'll gain: Human Resources Management and Planning, Employee Performance Management, Employee Training, Performance Management, Human Resources, Delegation Skills, Subcontracting, Workforce Management, Culture Transformation, Recruitment, Organizational Structure, Organizational Strategy
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce Development, Salesforce, Application Deployment, Workflow Management, Operational Efficiency, Dashboard, Data Access, Application Design, Application Development, No-Code Development, User Accounts, UI Components, Cloud Applications, Business Objects Framework, Data Security, Data Sharing, Business Process Automation, Customer Relationship Management (CRM) Software, Business Logic, User Interface (UI)
Beginner · Specialization · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Web Services, NoSQL, Database Management, Query Languages, JSON, Data Storage, Disaster Recovery, Data Manipulation, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Object-Relational Mapping, Application Frameworks, Full-Stack Web Development, Software Configuration Management, Application Design, Development Environment, Microsoft Visual Studio, User Interface (UI), Microsoft Development Tools, Application Development, Authorization (Computing), HTML and CSS, Maintainability, Data Modeling, Data Migration, Data Mapping, Business Logic, Web Servers, Debugging
Intermediate · Specialization · 3 - 6 Months