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.

Rice University
Skills you'll gain: Project Scoping, Communication Planning, Cost Management, Scope Management, Project Estimation, Project Schedules, Earned Value Management, Scheduling, Team Management, Quality Assurance, Stakeholder Management, Work Breakdown Structure, Risk Management, Organizational Structure, Procurement, Project Risk Management, Project Documentation, Requirements Management, Project Management, Planning
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Writing and Editing, Editing, Constructive Feedback, Concision, Writing, Organizational Skills, Proofreading, Storytelling, Productivity, Planning, Detail Oriented, Time Management, Brainstorming, Content Creation, Overcoming Obstacles, Resourcefulness, Lifelong Learning, Decision Making, Critical Thinking, Creativity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Patterns, Salesforce, Artificial Intelligence, Generative AI Agents, Agentic systems, Customer Relationship Management (CRM) Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Networking Hardware, TCP/IP, Network Security, Network Protocols, Endpoint Detection and Response, Network Routing, Cybersecurity, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), Firewall, General Networking, Information Systems Security, Intrusion Detection and Prevention, Endpoint Security, Network Infrastructure, Network Planning And Design, Wireless Networks, Security Information and Event Management (SIEM), Network Analysis, Data Loss Prevention
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Time Management, Goal-Oriented, Productivity, Organizational Skills, Goal Setting, Prioritization, Planning, Delegation Skills, Multitasking, Personal Development, Resource Allocation, Negotiation, Scheduling, Strategic Prioritization, Self-Awareness, Decision Making, Benchmarking
Mixed · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Correlation Analysis, Research Design, Regression Analysis, Statistical Methods, Statistical Hypothesis Testing, Analysis, Statistical Inference, Statistical Analysis, Data Literacy, Quantitative Research, Descriptive Statistics, Probability & Statistics, Sampling (Statistics), Probability Distribution
Beginner · Course · 3 - 6 Months

Skills you'll gain: Disaster Recovery, Intranet, Content Management Systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Analysis, Technical Analysis, Financial Statement Analysis, Investment Management, Portfolio Management, Investments, Securities (Finance), Return On Investment, Analysis, Wealth Management, Performance Analysis, Risk Analysis, Benchmarking, Asset Management
Beginner · Course · 1 - 4 Weeks

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: Compliance Auditing, Auditing, Financial Auditing, Audit Working Papers, Corrective and Preventive Action (CAPA), Process Improvement, Internal Controls, Internal Auditing, Verification And Validation, Financial Controls, Financial Analysis, Financial Statement Analysis, Document Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Analytical Skills, Dashboard, Tableau Software, Data Visualization Software, Interactive Data Visualization, Data Analysis, Analytics, Exploratory Data Analysis, Data Transformation, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Data Transformation, Dashboard, Statistical Visualization, Data Visualization Software, Statistical Analysis, Data Manipulation, Scatter Plots, Time Series Analysis and Forecasting, Correlation Analysis, Event Monitoring, Security Information and Event Management (SIEM), Geospatial Mapping
Beginner · Course · 1 - 4 Weeks