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: Dashboard, Data Storytelling, Data Presentation, Marketing Analytics, Marketing Effectiveness, Key Performance Indicators (KPIs), Data Visualization, Google Analytics, Performance Reporting, Consumer Behaviour, Business Reporting, Stakeholder Engagement, Performance Metric, Data Integration, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Interactive Data Visualization, Business Analytics, Data-Driven Decision-Making, Data Presentation, Kibana, Data Analysis, Data Visualization Software, Exploratory Data Analysis, Trend Analysis, Retail Sales, Data Import/Export, System Configuration
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Network Troubleshooting, Authentications, Debugging, Event Monitoring, System Monitoring, Application Deployment, API Design, Application Programming Interface (API), Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Graphic and Visual Design, Content Creation, Graphic Design, Social Media Marketing, Advertising
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Random Forest Algorithm, Decision Tree Learning, Data Preprocessing, Applied Machine Learning, Jupyter, Classification Algorithms, Java, Sampling (Statistics), Feature Engineering, Model Evaluation, Supervised Learning, Predictive Modeling, Machine Learning, Learning Styles, Program Evaluation, Program Implementation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Algorithms, Game Design, Video Game Development, Programming Principles, Virtual Environment, 3D Assets, Debugging, Data Structures
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Analytics, Web Analytics and SEO, Search Engine Optimization, Web Analytics, Content Performance Analysis, Keyword Research, Prioritization, Data Import/Export, Workflow Management, Content Strategy, Data Integration, User Research, Performance Metric
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Logistic Regression, SAS (Software), Predictive Modeling, Regression Analysis, Predictive Analytics, Feature Engineering, Analytics, Statistical Methods, Data Transformation, Statistical Modeling, Statistical Analysis, Business Analytics, Estimation, Probability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Wide Area Networks, Data Centers, Virtual Machines, Network Administration, Virtualization, Network Architecture, Virtual Private Networks (VPN), Wireless Networks, Computer Networking, Network Monitoring, Network Troubleshooting, Software-Defined Networking, Intrusion Detection and Prevention, Network Security, Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks, Key Management, Internet Of Things, Disaster Recovery
Advanced · Course · 1 - 3 Months

Skills you'll gain: Presentations, Sales Presentation, User Accounts, Account Management, Data Visualization, Business Communication, Data Storytelling, Content Creation, Entrepreneurship, Marketing Communications
Beginner · Guided Project · Less Than 2 Hours

Universitat Autònoma de Barcelona
Skills you'll gain: Databases, Relational Databases, Data Integration, Database Management, Data Entry, SQL Server Integration Services (SSIS), Data Import/Export, Geographic Information Systems, Software Installation, Wealth Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Convolutional Neural Networks, Keras (Neural Network Library), Image Analysis, Computer Vision, Tensorflow, Data Preprocessing, Deep Learning, Embeddings, Model Deployment, Applied Machine Learning, Python Programming, Supervised Learning, NumPy, Model Evaluation
Mixed · Course · 1 - 4 Weeks