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: Time Series Analysis and Forecasting, Statistical Modeling, Forecasting, Predictive Modeling, Exploratory Data Analysis, Correlation Analysis, Statistical Software, Data Analysis Software, Model Evaluation, Analysis, Statistical Methods, Data Analysis, Verification And Validation, Plot (Graphics), Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hive, Big Data, Database Design, Social Media Analytics, Extensible Markup Language (XML), Database Management, Apache Hadoop, Analytics, Data Processing, Data Management, Data Import/Export, Data Integration
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Game Design, 3D Assets, Visual Storytelling, Storytelling, Animation and Game Design, Virtual Environment, Computer Graphics, Visualization (Computer Graphics), Model Optimization, Computer Graphic Techniques, Post-Production
Intermediate · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Responsible AI, AI Security, Information Privacy, Personally Identifiable Information, Model Evaluation, AI literacy, Technical Communication, Quality Assurance, Generative AI Agents, Quality Assessment, Scalability, Acceptance Testing, Maintainability, Compliance Management, Application Lifecycle Management, Data Governance, Performance Measurement, Business Metrics, Risk Control, Risk Mitigation
Beginner · Course · 1 - 4 Weeks

EDUCBA
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Month End Closing, Microsoft Excel, Standard Accounting Practices, Accounting, Accruals, General Accounting, Timelines, Expense Management, Financial Auditing, Team Oriented, Reconciliation, Presentations, Process Mapping, Business Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, Software Quality Assurance, Development Testing, Integrated Development Environments, Software Testing, Quality Assurance, Test Case, Verification And Validation, Java, Software Development Tools, Java Programming, Performance Tuning, Debugging, Performance Testing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Strategy, Infrastructure Architecture, Financial Data, Business Modeling, Data-Driven Decision-Making, Database Architecture and Administration, Return On Investment, SQL, Data Transformation, Business Planning, Data Pipelines, Strategic Prioritization, Database Design, Financial Analysis, Business Continuity, Cost Benefit Analysis, Performance Metric
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Communications, Cross-Functional Team Leadership, Interpersonal Communications, Discussion Facilitation, Strategic Communication, Project Coordination, Stakeholder Engagement, Internal Communications, Analysis, Project Scoping, Process Mapping, Process Improvement
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Social Media Marketing, Social Media Campaigns, Social Media Strategy, Social Media Content, Social Media, Facebook, Marketing Materials, Data Visualization, Graphic Design, Content Creation, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Sage Publications
Skills you'll gain: Talent Management, Talent Acquisition, Employee Engagement, Performance Appraisal, Talent Pipelining, Talent Recruitment, Performance Management, Human Resources Management and Planning, Employee Coaching, Compensation Management, Workforce Development, Recruitment Strategies, Drive Engagement, Management Training And Development, Performance Review, Workforce Planning, People Development, Human Resource Strategy, Organizational Strategy, Organizational Structure
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Data Governance, Role-Based Access Control (RBAC), Risking, Responsible AI, Governance, Data Management, Generative AI, Security Controls, AI Security, Data Quality, Data Access, Identity and Access Management, Benchmarking, Gap Analysis, Accountability, Analysis, Quality Assurance and Control
Intermediate · Course · 1 - 4 Weeks