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: User Interface (UI), Bootstrap (Front-End Framework), Blockchain, User Interface (UI) Design, Front-End Web Development, Debugging, Full-Stack Web Development, Animations, Web Applications, Javascript, Test Script Development
Advanced · Course · 1 - 3 Months

Skills you'll gain: Team Performance Management, Team Motivation, Team Building, Recognizing Others, Employee Engagement, Team Leadership, Performance Measurement, Collaboration, Trustworthiness, Constructive Feedback, Coaching, Organizational Strategy, Goal Setting
Advanced · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Data Lakes, Microsoft Azure, Stored Procedure, Data Architecture, Performance Tuning, Data Management, Query Languages, Data Manipulation, Scripting, SQL, Data Processing, Windows PowerShell, Microsoft Visual Studio, Command-Line Interface, Heat Maps
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Discussion Facilitation, Community Organizing, Interactive Learning, Driving engagement, Content Management Systems, System Configuration
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Artificial Intelligence, Bayesian Network, Applied Machine Learning, Computational Logic, Machine Learning, Unsupervised Learning, Bayesian Statistics, Artificial Neural Networks, Reinforcement Learning, Markov Model, Algorithms, Probability & Statistics, Decision Making
Mixed · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Virtual Private Networks (VPN), Network Troubleshooting, Open Shortest Path First (OSPF), Network Engineering, Network Routing, Border Gateway Protocol, TCP/IP, Multiprotocol Label Switching, Network Administration, Network Security, Network Monitoring, Network Performance Management, Dynamic Host Configuration Protocol (DHCP), Authentications, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Data Ethics, Policy Development, Data-Driven Decision-Making, Data Analysis, Data Collection, Policy Analysis, Data Quality, Surveys, Program Evaluation, Research, Statistical Analysis, Research Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Advertising, Instagram, Marketing Materials, Content Creation, Social Media Content, Facebook, Social Media Marketing, Design, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

The Open University
Skills you'll gain: Sustainable Business, Sustainable Development, Innovation, Environmental Social And Corporate Governance (ESG), Stakeholder Engagement, Business Continuity, Environmental Issue, Social Impact, Business Ethics, Business Architecture, Systems Thinking, Business Modeling, Complex Problem Solving
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Program Management, Agile Methodology, Project Planning, Project Management, Diagram Design, Workflow Management, Innovation, Business Process Modeling, Governance
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Scientific Visualization, Visualization (Computer Graphics), Plot (Graphics), Data Visualization, Data Preprocessing, Statistical Visualization, Box Plots, E-Commerce, Business Analytics, Data Visualization Software, Scatter Plots, Histogram, Data Analysis, Exploratory Data Analysis, Pandas (Python Package), Image Quality, Python Programming
Beginner · Specialization · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Presentations, Data Literacy, Decision Making, Dashboard, Data-Driven Decision-Making, Customer Engagement, Business Transformation, Digital Transformation, Data Strategy, Storytelling, Persuasive Communication, Microsoft PowerPoint, Analytics, Customer Insights, Data Science, Influencing, Stakeholder Engagement
Beginner · Course · 1 - 3 Months