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: Microsoft Azure, Role-Based Access Control (RBAC), Azure Active Directory, Authorization (Computing), Authentications, Identity and Access Management, Cloud Infrastructure, Cloud Computing, Cloud Security, Single Sign-On (SSO), Kubernetes, Encryption, Data Integration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, CI/CD, Authorization (Computing), Package and Software Management, Infrastructure as Code (IaC), Authentications, Application Deployment, Azure DevOps, Continuous Integration, DevSecOps, Cloud Deployment, DevOps, Security Controls, GitHub, Continuous Deployment, Git (Version Control System), Agile Methodology, Performance Tuning, Identity and Access Management, Continuous Delivery
Advanced · Specialization · 1 - 3 Months

Red Hat
Skills you'll gain: Object Oriented Programming (OOP), JSON, Python Programming, Debugging, Data Structures, Red Hat Enterprise Linux, Computer Programming, Statistical Programming, Web Development, Scripting, Scripting Languages, Development Environment, Text Mining, Software Installation
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Postman API Platform, API Testing, Data Validation, Application Programming Interface (API), Restful API, Verification And Validation, Performance Tuning, Microservices, Performance Testing, Security Controls, Data Integrity, Authentications
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Meeting Facilitation, Active Listening, Teamwork, Discussion Facilitation, Team Building, Team Management, Conflict Management, Constructive Feedback, Collaboration, Productivity, Expectation Management, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Data Visualization, Plot (Graphics), Scientific Visualization, Data Visualization Software, Scatter Plots, Image Quality, NumPy, Histogram, Image Analysis
Mixed · Course · 1 - 4 Weeks

Scrum Alliance
Skills you'll gain: Teaching, Culture Transformation, Discussion Facilitation, Organizational Change, Meeting Facilitation, Business Transformation, Employee Coaching, Coaching, Agile Product Development, Organizational Structure, Agile Project Management, Agile Software Development, Mentorship, Team Leadership, Agile Methodology, Team Performance Management, Leadership and Management, Organizational Strategy, Team Management, Strategic Leadership
Beginner · Specialization · 3 - 6 Months

Universitat Politècnica de València
Skills you'll gain: SQL, Relational Databases, Database Management, Databases, Database Design, Database Architecture and Administration, Query Languages, Data Integrity, Secure Coding, Data Manipulation
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Verification And Validation, Computational Logic, Theoretical Computer Science, Automation, Agentic systems, System Requirements, Robotics, Artificial Intelligence, Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Continuous Improvement Process, Process Improvement, Risk Management, Performance Measurement, Quality Management, Process Analysis, Performance Management, Project Management, Process Optimization, Verification And Validation, Requirements Analysis, Project Planning, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Team Leadership, People Management, Performance Management, Project Risk Management, Smart Goals, Agile Project Management, Compliance Management, Scope Management, Project Planning, Negotiation, Business Process, Backlogs, Project Schedules, Governance, Change Management, Procurement, Employee Training, Active Listening, Team Oriented, Communication
Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Social Justice, Environmental Issue, Sustainable Development, Environmental Policy, Health Equity, Environmental Laws, Legal Proceedings, Environmental Regulations, Community and Social Work, Cultural Responsiveness, Community Development, Advocacy, Climate Change Adaptation, Policy Analysis, Research, Collaboration, Case Studies
Beginner · Course · 1 - 3 Months