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: Servers, Data Manipulation, System Requirements
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Modeling, Microsoft Excel, Financial Forecasting, Excel Formulas, Cash Flow Forecasting, Auditing, Business Modeling, Data Modeling, Risk Analysis, Financial Analysis, Business Analytics, Spreadsheet Software, Cash Flows, Business Valuation, Verification And Validation, Quality Assurance
Intermediate · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Clinical Data Management, Clinical Trials, Sample Size Determination, Clinical Research Ethics, Clinical Trial Management Systems, Clinical Research, Data Quality, Quality Assurance, Data Entry, Case Report Forms, Institutional Review Board (IRB), Good Clinical Practices (GCP), Data Cleansing, Data Management, Regulatory Compliance, Data Integrity, Statistical Reporting, Informed Consent, Clinical Documentation, Data Collection
Beginner · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Django (Web Framework)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Emotional Intelligence, Stakeholder Management, Data Ethics, Data Governance, Data Security, Enterprise Architecture, Executive Presence, Professional Development, AI Enablement, AI Product Strategy, Infrastructure as Code (IaC), Financial Forecasting, Zero Trust Network Access, Systems Architecture, Application Deployment, Continuous Deployment, Terraform, Incident Management, Performance Tuning
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Brainstorming, Prioritization, Productivity, Goal Setting, Mindfulness, Stress Management, Mental Concentration, Growth Mindedness, Creativity, Creative Problem-Solving, Time Management, Organizational Skills, Planning, Personal Development, Self-Motivation, Resilience, Self-Awareness, Adaptability, Collaborative Software
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: LangChain, Generative AI Agents, LLM Application, Data Persistence, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Retrieval-Augmented Generation, AI Personalization, Artificial Intelligence, Data Storage, Embeddings, Context Management, Vector Databases, Application Programming Interface (API), Databases
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Constructive Feedback, Marketing Materials, Advertising, Brand Strategy, Project Management, Marketing Effectiveness, Strategic Communication, Brand Management, Creative Design, Creative Thinking, Strategic Partnership, Agentic systems
Intermediate · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Team Building, Team Management, Teamwork, Team Motivation, Performance Appraisal, Team Leadership, Performance Management, Productivity, Leadership and Management, People Development, Leadership, Constructive Feedback, Goal Setting
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Team Oriented, Project Management Software, Workflow Management, Timelines, Project Management, Project Implementation, Project Planning
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Strategic Leadership, Leadership, Leadership Development, Organizational Leadership, Business Leadership, Team Leadership, Leadership and Management, Active Listening, Organizational Effectiveness, Innovation, Team Building, Curiosity, Collaboration, Decisiveness, Organizational Development, Culture Transformation, Open Mindset, Discussion Facilitation, Problem Solving, Communication
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Java Programming, Unit Testing, Java, Software Testing, Quality Assurance, Test Case, Software Development, Application Development, Data Validation, Object Oriented Programming (OOP), Debugging, User Interface (UI), Command-Line Interface, Data Modeling, Requirements Analysis
Mixed · Course · 1 - 4 Weeks