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: Keyword Research, Copywriting, Search Engine Optimization, Content Strategy, Web Content, Web Analytics and SEO, Content Management, Content Creation, Writing, Content Marketing, Editing, Drive Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Development Life Cycle, z/OS, COBOL (Programming Language), Unit Testing, Systems Analysis, Systems Development, Pseudocode, Software Development Methodologies, Agile Methodology, Software Development, Software Design, Systems Architecture, Mainframe Computing, Programming Principles, Test Planning, Scrum (Software Development)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Geographic Information Systems, Geospatial Mapping, Spatial Data Analysis, Spatial Analysis, Global Positioning Systems, Data Analysis, Metadata Management, Decision Support Systems
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Serverless Computing, Amazon S3, Identity and Access Management, Disaster Recovery, Amazon Elastic Compute Cloud, Amazon CloudWatch, Cloud Computing Architecture, Amazon Redshift, Amazon DynamoDB, Solution Architecture, Cloud-Native Computing, Containerization, Cloud Infrastructure, Cloud Engineering, Kubernetes, Cloud Computing, Hybrid Cloud Computing, API Gateway
Intermediate · Specialization · 1 - 3 Months

Arizona State University
Skills you'll gain: Creative Thinking, Problem Solving, Creative Problem-Solving, Brainstorming, Critical Thinking and Problem Solving, Resourcefulness, Creativity, Curiosity, Strategic Thinking, Root Cause Analysis, Innovation, Analytical Skills, Decision Making, Data Collection, Collaboration, Stakeholder Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Databases, Project Schedules, Data Visualization, Calendar Management, Customer Relationship Management (CRM) Software, Project Management, Document Management, Content Development and Management, Process Improvement and Optimization, File Management, Collaboration, User Accounts
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Experience Design, Design Thinking, User Experience, User Centered Design, Customer experience strategy (CX), Business Intelligence, User Interface (UI) Design, Miro AI, Customer Analysis, Collaborative Software
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Web Content Accessibility Guidelines, Compliance Auditing, Compliance Management, Regulatory Compliance, Case Studies, Usability, Web Design, User Interface (UI), Auditing, Web Development Tools, Automation, Consulting, Test Tools, Gap Analysis, Stakeholder Communications, Prioritization
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Microsoft Teams, Collaborative Software, File Management, Document Management, Collaboration, Team Management, Microsoft 365, Productivity Software, Project Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Office, Communication, Business Communication, Graphic Design
Intermediate · Guided Project · Less Than 2 Hours

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

University of Colorado Boulder
Skills you'll gain: Global Positioning Systems, Journalism, Music, Political Sciences, Entrepreneurship, Systems Engineering, Culture, Aerospace Basic Quality System Standards, Media and Communications, International Relations, Governance, Higher Education, Public Policies, Physical Science, Liberal Arts, Geographic Information Systems, Physics, Engineering Design Process, Environmental Science, Writing
Beginner · Specialization · 3 - 6 Months