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: Matplotlib, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), NumPy, Pandas (Python Package), Model Evaluation, AI Workflows, Data Preprocessing, Deep Learning, Responsible AI, AWS SageMaker, Regression Analysis, Scikit Learn (Machine Learning Library), Machine Learning, Data Manipulation, Data Ethics, Applied Machine Learning, Data-Driven Decision-Making, Python Programming, AWS CloudFormation
Beginner · Specialization · 3 - 6 Months

University of Toronto
Skills you'll gain: ArcGIS, Spatial Data Analysis, Spatial Analysis, Geographic Information Systems, Geospatial Mapping, GIS Software, Data Mapping, Geospatial Information and Technology, Data Visualization, Metadata Management, Query Languages, Global Positioning Systems, Quantitative Research, Data Compilation, Typography, Data Manipulation, Data Storytelling, Data Modeling, Design Elements And Principles, Image Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Database Design, Relational Databases, Database Management, Database Application, C# (Programming Language), SQL, Business Logic, Software Development Life Cycle, Data Management, Systems Development, Application Development, Application Design, User Interface (UI), Data Validation, Test Case
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Intelligence, MITRE ATT&CK Framework, Hardening, Cyber Threat Hunting, Operating System Administration, Threat Modeling, Exploitation techniques, Linux Commands, Intrusion Detection and Prevention, Cyber Operations, Linux, Cybersecurity, Cyber Security Strategy, Network Security, Network Monitoring, Operating Systems, Cyber Attacks, Cyber Engineering, Network Administration, Security Awareness
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Ethics, Data Validation, Generative AI, Data Cleansing, Data Quality, Data Preprocessing, Large Language Modeling, Text Mining, Hugging Face, Data Collection, Unstructured Data, Data Transformation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Excel Formulas, Financial Modeling, Reconciliation, Microsoft Excel, Financial Statements, Financial Reporting, Balance Sheet, Financial Data, Verification And Validation, Spreadsheet Software, Data Validation, Financial Analysis, Cash Flows, Income Statement, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Servers, Data Manipulation, System Requirements
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Backlogs, Workflow Management, Test Automation, Business Process Automation, Slack (Software), Automation, Process Improvement, Project Management Software, No-Code Development, Kanban Principles, Agile Project Management, Maintainability, Governance, Project Documentation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Dashboard, Key Performance Indicators (KPIs), Performance Measurement, Business Intelligence, Tableau Software, Performance Analysis, Performance Review, Gap Analysis, Business Metrics, Data-Driven Decision-Making, Data Presentation, Performance Improvement, Business Analytics, Performance Management, Business Analysis, Data Analysis, Accountability, Data Validation
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Microsoft Excel, Regression Analysis, Data Validation, Excel Formulas, Data Management, Data Visualization, Spreadsheet Software, Statistical Modeling, Data Cleansing, Financial Analysis, Predictive Modeling, Data Analysis Expressions (DAX), Financial Modeling, Analysis, Data Integrity, Mathematical Modeling, Productivity Software, Complex Problem Solving, Financial Forecasting, Problem Solving
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI Agents, Agentic systems, Prompt Engineering, AI Workflows, LLM Application, Systems Architecture, Tool Calling, Natural Language Processing, Context Management, Debugging, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 3 Months