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.

Alex Genadinik
Skills you'll gain: Marketing Psychology, Marketing Planning, Marketing Strategies, Blogs, Marketing, Web Analytics and SEO, Marketing Effectiveness, Podcasting, Video Production, Growth Strategies, Social Media Content, Search Engine Optimization, Marketing Channel, Content Creation, Advertising Campaigns, Product Promotion, Digital Advertising, Marketing Automation, Case Studies, Professional Networking
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Supplier Management, Inventory Control, Procurement, Vendor Management, Inventory Management System, Cost Reduction, Performance Measurement, Purchasing, Supplier Relationship Management, Accounts Payable, Document Control, Data Integrity, Data Management, Reconciliation, Record Keeping, Financial Analysis, Spreadsheet Software
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Usability, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MLOps (Machine Learning Operations), Continuous Integration, Artificial Intelligence and Machine Learning (AI/ML), DevOps, Service Level Agreement, API Design, Performance Measurement, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Model Evaluation, Deep Learning, Statistical Analysis, Clinical Trials, Data Preprocessing, Risk Modeling, Treatment Planning, Data Analysis, Convolutional Neural Networks, Decision Tree Learning, Predictive Modeling, Feature Engineering, Patient Treatment, Image Analysis, Applied Machine Learning, AI Personalization, Diagnostic Radiology, Machine Learning, Random Forest Algorithm, Forecasting
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Database Development, Performance Tuning, Systems Development, System Monitoring, System Requirements, Business Reporting, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, AI Workflows, Prompt Engineering, Data-Driven Decision-Making, Generative AI, Data Validation, Model Evaluation, Verification And Validation, A/B Testing, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Machine Controls, Engineering, Scientific, and Technical Instruments, Process Control, Embedded Systems, Embedded Software, Real Time Data, Laboratory Experience, Electronic Systems, Electronics, Power Electronics, Electronic Hardware, Manufacturing Processes, Three-Phase, Automation Engineering, Electrical Equipment, Thermal Management, Hardware Design, Electrical Engineering, Electronics Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Color Theory, Creativity, Creative Thinking, Courage, Overcoming Obstacles, Curiosity, Self-Awareness, Personal Development, Self-Motivation, Emotional Intelligence
Beginner · Course · 1 - 4 Weeks

CentraleSupélec
Skills you'll gain: Android Studio, Android Development, Storyboarding, Application Design, Mobile Development, Application Development, Java, User Interface (UI) Design, Software Design, Interactive Design, Development Environment, Software Installation, User Centered Design
Mixed · Course · 1 - 3 Months

Berklee
Skills you'll gain: Music Theory, Musical Composition, Music, Syllabus Development, Instrumental Music, Peer Review, Education Software and Technology, Music Performance, Teaching, Classroom Management, Oral Expression, Storytelling, Cultural Responsiveness, Media Production, Active Listening, Writing, Creativity, Constructive Feedback, Collaboration, Technology Solutions
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: A/B Testing, Data-Driven Decision-Making, Business Analytics, Statistical Methods, Statistical Hypothesis Testing, Analytics, Statistics, Estimation, Decision Making, Data Analysis, Statistical Inference, Statistical Analysis, Business, Sample Size Determination
Intermediate · Course · 1 - 4 Weeks