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: Responsive Web Design, Human Computer Interaction, Interaction Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Active Listening, Interpersonal Communications, Conflict Management, Constructive Feedback, Social Skills, Trustworthiness, Relationship Building, Business Communication, Professionalism, Collaboration, Communication, Assertiveness, Influencing, Non-Verbal Communication, People Management, Personal Attributes
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Paid media, Marketing Materials, Instagram, Advertising, Social Media, Facebook, Social Media Campaigns, Social Media Marketing, Social Media Content, Digital Advertising, Content Creation, Copywriting, Campaign Management, Information Privacy, Target Audience, Data Collection, Brand Management
Beginner · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Strategic Leadership, Strategic Prioritization, Leadership, Leadership Development, Drive Engagement, Prioritization, Agile Methodology, Meeting Facilitation, Collaboration, Team Building, Decision Making, Organizational Change, Smart Goals, Adaptability, Strategic Planning, Innovation, Continuous Improvement Process, Change Management, Resource Utilization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Keras (Neural Network Library), Deep Learning, Transfer Learning, Artificial Neural Networks, Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Image Analysis, Applied Machine Learning, Autoencoders, Classification And Regression Tree (CART), Regression Analysis, Network Architecture, Natural Language Processing, Machine Learning, Model Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: jQuery, Front-End Web Development, User Interface (UI) Design, Event-Driven Programming, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Animation and Game Design, Game Design, Video Game Development, Animations, User Interface (UI), 3D Assets, Artificial Intelligence, C# (Programming Language), Scripting, Debugging
Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Electrical Safety, Electrical Systems, High Voltage, Simulations, Safety Standards, Electronic Components, Estimation, Control Systems, Basic Electrical Systems, Thermal Management, Mathematical Modeling, Power Electronics, Electrical Power, Probability, Electrical Engineering, Electronic Systems, Model Evaluation, Simulation and Simulation Software, Engineering Calculations, Machine Learning Methods
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Probability & Statistics, Probability, Statistics, Bayesian Statistics, Statistical Methods, Statistical Modeling, Statistical Analysis, Probability Distribution, Sampling (Statistics), Sample Size Determination, Data Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Generative AI, Performance Tuning, Data Migration, LangChain, LLM Application, Metadata Management, Document Management, Data Infrastructure, Large Language Modeling, Prompt Patterns, Embeddings, Data Modeling, Agentic systems, Data Integrity, Scalability, Docker (Software), Semantic Web, Query Languages
Intermediate · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Search Engine Marketing, Keyword Research, Google Analytics, Web Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Strategic Prioritization, Web Analytics, Product Roadmaps, Business Analytics, Analytics, Product Management, Data-Driven Decision-Making, Predictive Modeling, Prioritization, Customer Analysis, Root Cause Analysis, Performance Analysis, Forecasting, User Flows, Performance Metric, Customer Retention, Data Capture, Resource Allocation, Statistical Methods
Intermediate · Course · 3 - 6 Months