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.

Board Infinity
Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, DevOps, CI/CD, Containerization, Application Deployment, Devops Tools, Cloud Deployment, Continuous Integration, Continuous Deployment, Docker (Software), Model Training, Model Evaluation, Restful API, Version Control, API Testing, Application Programming Interface (API), GitHub, Automation, Data Validation
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Precision Medicine, Game Theory, Reinforcement Learning, Data-Driven Decision-Making, Clinical Trials, Bioinformatics, Image Analysis, Markov Model, Data Analysis, Time Series Analysis and Forecasting, Bayesian Statistics, Decision Making, Analysis, Data Science, Business Analytics, Biostatistics, Clinical Research, Cyber Security Strategy, Decision Intelligence, Statistical Analysis
Intermediate · Specialization · 3 - 6 Months
Madecraft
Skills you'll gain: Conflict Management, Negotiation, De-escalation Techniques, Communication Strategies, Interpersonal Communications, Active Listening, Cultural Responsiveness, Diversity and Inclusion, Workplace inclusivity, Safety Culture, Cultural Sensitivity, Empathy, Diversity Equity and Inclusion Initiatives, Trustworthiness, Collaboration, Rapport Building, Communication, Leadership, Team Collaboration, Team Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Sales Management, Growth Strategies, Strategic Leadership, Customer Relationship Management (CRM) Software, Sales Strategy, Business Leadership, Customer Relationship Management, Drive Engagement, Leadership Development, Sales Process, Team Motivation, Business Strategy, Leadership, Plan Execution, Team Performance Management, Organizational Effectiveness, Strategic Decision-Making, Customer experience strategy (CX), Team Management, Growth Mindedness
Advanced · Course · 1 - 3 Months

Skills you'll gain: Video Editing, Photo/Video Production and Technology, Post-Production, Editing, Motion Graphics, Video Production, Knowledge of Apple Software, Data Import/Export, Graphic and Visual Design, File Management, Storytelling, Content Creation, Apple software proficiency
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Sprint Planning, Sprint Retrospectives, Agile Methodology, Backlogs, Agile Project Management, Estimation, Capacity Planning, Project Estimation, Coordinating, Meeting Facilitation, Dependency Analysis, Goal Setting, Capacity Management, Cross-Functional Team Leadership, Collaboration, Stakeholder Management, Team Building, Risk Mitigation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Search Engine Optimization, Consumer Behaviour, Case Studies, Marketing, Web Analytics and SEO, Marketing Strategies, Process Improvement and Optimization, Digital Advertising, Strategic Marketing, Marketing Strategy and Techniques, Strategic Planning, Digital Marketing, Target Audience, Marketing Effectiveness, Content Optimization, Competitive Analysis, Market Opportunities, Business Strategy, Customer Insights, Strategic Thinking
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Metasploit, Exploitation techniques, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Verification And Validation, Linux Commands, Command-Line Interface, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, IntelliJ IDEA, Apache Maven, Software Testing, Test Case, Java Programming, Integrated Development Environments, Test Automation, Java, Build Tools, Software Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scatter Plots, Plot (Graphics), Regression Analysis, Excel Formulas, Statistical Visualization, Microsoft Excel, Data Analysis, Statistical Modeling, Descriptive Statistics, Analytics, Statistical Analysis, Statistical Methods, Descriptive Analytics, Spreadsheet Software, Correlation Analysis, Statistics, Analysis, Exploratory Data Analysis, Predictive Modeling, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Lean Six Sigma, Six Sigma Methodology, Project Design, Project Documentation, Google Docs, Project Scoping, Milestones (Project Management), Document Management, Project Planning, Google Workspace, Organizational Skills
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Agentic Workflows, AI Workflows, Generative AI Agents, AI Enablement, Artificial Intelligence, Business Process Automation, Agentic systems, Workflow Management, AI literacy, Automation, Process Flow Diagrams, Marketing Automation, AI Integrations, Decision Making
Intermediate · Course · 1 - 3 Months