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.

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, User Interface (UI), Web Design, Typography, Web Applications, Application Programming Interface (API), React.js, Web Design and Development, Web Development Tools, Javascript, Web Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Web Analytics, Supplier Management, E-Commerce, WordPress, No-Code Development, Search Engine Optimization, Blogs, Web Design, Content Management Systems, Order Management Systems, Shipping and Receiving
Beginner · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Model Evaluation, Key Performance Indicators (KPIs), Business Metrics, Performance Analysis, Performance Measurement, Responsible AI, Test Execution Engine, Performance Metric, Test Automation, Feature Engineering, Verification And Validation, Content Performance Analysis, Machine Learning, Data Ethics, Quality Assessment, Gap Analysis, Cost Benefit Analysis, Research Design, Quantitative Research
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Import/Export, Microsoft Excel, Data Visualization, Spreadsheet Software, Data Management, Excel Macros, Data Cleansing, Excel Formulas, Data Validation, Productivity Software, Data Sharing, Microsoft Word, Visual Basic (Programming Language), Problem Solving
Beginner · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Leadership, Collaboration, Physical Stamina, Performance Analysis, Sports Medicine, Nutrition and Diet, Athletic Training, Exercise Science, Injury Prevention, Coaching, Nutrition Education, Innovation, Automation, AI Personalization, Teamwork, Performance Reporting, Technology Solutions, Data Management, Health Technology, Communication
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: User Experience Design, User Research, Design Research, Usability Testing, Prototyping, Design, User Centered Design, Technical Communication, Wireframing, Storyboarding, Persona Development, Requirements Analysis, Adobe Photoshop
Beginner · Course · 1 - 3 Months
O.P. Jindal Global University
Skills you'll gain: Econometrics, Data Ethics, Survey Creation, Environmental Laws, Sampling (Statistics), Social Sciences, Research Reports, Social Determinants Of Health, Matplotlib, Public Policies, Research Methodologies, Political Sciences, Economics, Policy, and Social Studies, Economic Development, Policy Analysis, International Relations, Diplomacy, Economics, Complex Problem Solving, Socioeconomics
Earn a degree
Degree · 1 - 4 Years

Coursera
Skills you'll gain: Jira (Software), Sprint Planning, Work Breakdown Structure, Dashboard, Quality Assurance, Sprint Retrospectives, User Story, Verification And Validation, Issue Tracking, Software Testing, Test Planning, Data Visualization, Workflow Management, Project Management, Capacity Planning, Data-Driven Decision-Making, Kanban Principles, Continuous Improvement Process, Agile Methodology, Root Cause Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Engineering, Data Presentation, Key Performance Indicators (KPIs), Dashboard, Business Analytics, Business Intelligence, Extract, Transform, Load, Performance Analysis, Data Transformation, SQL, Automation, Data Management, Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Performance Tuning, System Monitoring, Data Lakes, Transact-SQL, Data Analysis Expressions (DAX), Star Schema, Microsoft Azure, Real Time Data, Power BI, Data Warehousing, Analytics, Apache Spark, Data Modeling, SQL Server Integration Services (SSIS), PySpark, Data Pipelines, Data Transformation, Debugging
Intermediate · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Artificial Intelligence, AI Enablement, AI Product Strategy, Artificial Intelligence and Machine Learning (AI/ML), Business Requirements, Responsible AI, AI Security, Data Ethics, Process Improvement, Process Improvement and Optimization, Environmental Social And Corporate Governance (ESG), Cloud Computing, Process Optimization, User Experience, Customer Service, Big Data, Data Security, Operational Efficiency, Marketing, Data Quality
Mixed · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Vibe coding, Generative AI Agents, AI Workflows, Agentic systems, Email Automation, AI Orchestration, Search Engine Optimization, Inside Sales, Web Analytics, Prompt Engineering, Development Environment, Application Deployment, Front-End Web Development, Debugging
Mixed · Course · 1 - 3 Months