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.

Northeastern University
Skills you'll gain: Test Automation, Integration Testing, Software Testing, Code Coverage, White-Box Testing, Unit Testing, Test Case, Test Engineering, Test Tools, Functional Testing, JUnit, Verification And Validation, Software Quality (SQA/SQC), Software Quality Assurance, Scenario Testing, Computational Logic
Mixed · Course · 1 - 3 Months

Skills you'll gain: Stakeholder Analysis, Stakeholder Engagement, Stakeholder Management, Agile Project Management, Stakeholder Communications, Agile Methodology, Project Coordination, Project Management Institute (PMI) Methodology, Project Management, Risk Management, Project Risk Management, Resource Allocation, Cost Management, Communication Strategies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Power BI, Solution Architecture, Data Architecture, Microsoft Azure, Data Modeling, Data Store, Data Mart, Business Intelligence, Data Sharing, Dashboard, Data Integration, Dataflow, Data Storage, Data Analysis, AI Product Strategy, Python Programming
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Incident Response, AI Security, Incident Management, Model Deployment, Site Reliability Engineering, Patch Management, MLOps (Machine Learning Operations), System Monitoring, Problem Management, Computer Security Incident Management, Dependency Analysis, Disaster Recovery, Anomaly Detection, Application Deployment, Automation, Dashboard Creation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Jenkins, Test Script Development, CI/CD, Continuous Integration, Test Automation, Apache Maven, Software Configuration Management, DevOps, Continuous Delivery, Systems Administration, Devops Tools, Scripting, Scalability, Context Management, Role-Based Access Control (RBAC), Distributed Computing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: B2B Sales, Enterprise Sales, Stakeholder Analysis, Stakeholder Communications, Stakeholder Engagement, Stakeholder Management, Technical Sales, Risk Analysis, Risk Mitigation, Strategic Prioritization, Negotiation, Data Processing
Intermediate · Course · 1 - 4 Weeks

STARWEAVER
Skills you'll gain: Cyber Security Strategy, MITRE ATT&CK Framework, Cyber Operations, Cybersecurity, Incident Response, Cyber Risk, Cyber Security Assessment, Cyber Attacks, Strategic Thinking, Risk Analysis, Strategic Decision-Making, Plan Execution, Key Performance Indicators (KPIs), Performance Measurement, Business Metrics, Strategic Marketing, Campaign Management, Resilience, Campaign Planning, Coordination
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Workflows, AI Orchestration, Salesforce, Agentic Workflows, Force.com, Generative AI Agents, AI Integrations, Agentic systems, Responsible AI, Artificial Intelligence, AI Security, Coordination, Software Testing, Performance Testing, Enterprise Architecture, Customer Relationship Management (CRM) Software, Model Evaluation, Application Lifecycle Management
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Dashboard, Interactive Data Visualization, Data Visualization Software, Exploratory Data Analysis, Dashboard Creation, Plotly, Statistical Visualization, Statistical Analysis, Tree Maps, Plot (Graphics), Statistical Programming, Tableau Software, Matplotlib, Data Analysis, Statistical Methods, Data-Driven Decision-Making, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, ChatGPT, AI powered creativity, Prompt Engineering, AI literacy, Artificial Intelligence, Video Production, Copywriting, Content Creation, Keyword Research, Ideation, Search Engine Optimization, Content Optimization, Content Strategy, Data Security
Beginner · Course · 1 - 4 Weeks

PracticalGrowth
Skills you'll gain: Employee Onboarding, New Hire Orientations, Drive Engagement, Constructive Feedback, Continuous Improvement Process, Knowledge Transfer, Process Improvement, Diversity and Inclusion, Personalized Service, Telecommuting, Performance Metric, Experience Design, Workplace inclusivity, Diversity Equity and Inclusion Initiatives, Goal Setting, Expectation Management, Relationship Building, Document Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Milestones (Project Management), Project Schedules, Timelines, Scheduling, Project Controls, Microsoft Excel, Project Management Software, Project Estimation, Project Planning, Dependency Analysis, Project Management, Dashboard, Data Visualization, Project Documentation, Diagram Design, Excel Formulas, Spreadsheet Software, Report Writing, Stakeholder Communications
Beginner · Course · 1 - 3 Months