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: Infrastructure as Code (IaC), Identity and Access Management, Verification And Validation, Cloud Deployment, IT Infrastructure, IT Automation, Code Reusability, Development Testing, Data Structures, Authentications, Data Security, Dependency Analysis, Relational Databases, Software Installation
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Social Media, Social Media Strategy, Social Media Marketing, Social Media Management, Social Media Campaigns, Social Media Content, Marketing Communications, Target Audience, Strategic Communication, Media Planning, Brand Marketing, Media Strategy, Communication Planning, Media and Communications, Digital Media Strategy, Brand Strategy, Brand Management, Social Media Analytics, Paid media, Content Creation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Pseudocode, Computational Thinking, Debugging, Algorithms, Programming Principles, Web Development Tools, Computational Logic, Front-End Web Development, Solution Design, Javascript, Computer Programming, Data Structures, Web Development, Technical Communication
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction Engineering, Engineering, Scientific, and Technical Instruments, Construction, Civil Engineering, Construction Management, Structural Engineering, Environmental Monitoring, Engineering Practices, Safety Standards, Failure Analysis, Structural Analysis, Engineering Design Process, Engineering Analysis, Finite Element Methods
Advanced · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Microsoft Azure, Network Troubleshooting, Network Security, Network Architecture, Virtual Networking, Network Administration, Wide Area Networks, Hardening, Virtual Private Networks (VPN), Network Routing, Remote Access Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Management Systems, NoSQL, Database Design, Systems Architecture, Transaction Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Snowflake Schema, Business Intelligence, Power BI, Cloud Security, Business Analytics, Business Intelligence Software, Cloud Management, Advanced Analytics, Cloud-Based Integration, Data Management, Data Governance, Amazon Web Services, Data Integration, Data Security, Cost Control, Data Visualization Software, Cloud Computing, Data Warehousing, Data Modeling, Cloud Applications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Derivatives, Futures Exchange, Financial Trading, Financial Market, Risk Modeling, Market Analysis, Risk Management, Financial Systems, Securities Trading, Capital Markets, Market Dynamics, Portfolio Risk, Risk Analysis, Risk Control, Technical Analysis, Risk Mitigation, International Finance, Market Trend, Investments, Finance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Content Scheduling, Social Media Management, Social Media Content, Facebook, Calendar Management, Social Media, Content Creation, Social Media Marketing, Driving engagement, Content Development and Management, Digital Publishing, Marketing, Graphic Design, Digital Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Agentic Workflows, MongoDB, Retrieval-Augmented Generation, Vector Databases, Generative AI Agents, Scalability, Model Context Protocol, Context Engineering, Data Architecture, Systems Design, Tool Calling, System Design and Implementation, Development Environment, Embeddings, PostgreSQL, Database Design, Object-Relational Mapping, Data Modeling, SQL
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Customer Support, ChatGPT, Product Support, Customer Inquiries, Customer Service, E-Commerce, Order Management, AI Integrations, Generative AI Agents, Automation, Greeting Customers, User Flows
Intermediate · Guided Project · Less Than 2 Hours

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Storytelling, Team Leadership, Team Motivation, Recognizing Others, Team Building, Team Management, Drive Engagement, Team Collaboration, Self-Awareness, Growth Mindedness, Personal Development, Professional Development, Relationship Building, Employee Engagement, Productivity, Mindfulness
Beginner · Course · 1 - 4 Weeks