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: Canva (Software), Promotional Strategies, Developing Training Materials, Marketing Materials, Design Elements And Principles, Marketing Collateral, Promotional Materials, Product Promotion, Creative Design, Design, Graphic and Visual Design, Product Planning, Product Knowledge, Graphic Design, Selling Techniques, Sales
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Drive Engagement, Social Media Marketing, Social Media, Social Media Content, Social Media Strategy, Growth Strategies, Marketing Design
Beginner · Guided Project · Less Than 2 Hours

Birla Institute of Technology & Science, Pilani
Skills you'll gain: TCP/IP, Network Protocols, Network Security, Network Infrastructure, OSI Models, Network Architecture, Routing Protocols, Wireless Networks, Computer Networking, Network Routing, Network Performance Management, Application Security, Network Model, Software-Defined Networking, Computer Security Awareness Training
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Color Theory, Cascading Style Sheets (CSS), Typography, HTML and CSS, Web Design, Web Content Accessibility Guidelines, Semantic Web
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Data Transformation, Feature Engineering, Pandas (Python Package), Text Mining, Predictive Modeling, Scikit Learn (Machine Learning Library), Python Programming, Data Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cinematography, Computer Graphics, 3D Modeling, Visualization (Computer Graphics), Photography, Image Quality
Beginner · Course · 1 - 3 Months

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

Packt
Skills you'll gain: Networking Hardware, General Networking, Network Infrastructure, Local Area Networks, OSI Models, Network Protocols, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), TCP/IP, Network Architecture, Computer Networking, Network Model, Wireless Networks, Network Security, Network Switches, Virtual Local Area Network (VLAN)
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Overcoming Objections, Consultative Selling, Closing (Sales), Sales Strategy, Active Listening, Sales, General Sales Practices, Sales Process, Sales Prospecting, Rapport Building, Empathy, Customer Relationship Management
Mixed · Course · 1 - 4 Weeks
Logical Operations
Skills you'll gain: Prompt Engineering, Generative AI, Prompt Engineering Tools, Prompt Patterns, Multimodal Prompts, Data Ethics, Responsible AI, Image Quality, Business Ethics, Presentations, Photo Editing, Creativity, Artificial Intelligence, Photo/Video Production and Technology, Graphic and Visual Design, Promotional Materials, Design, Customer Service, Marketing
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Image Analysis, Tensorflow, Computer Vision, Convolutional Neural Networks, Applied Machine Learning, Deep Learning, Machine Learning, Artificial Neural Networks, Performance Tuning, Data Preprocessing, Model Evaluation, Feature Engineering, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, AI Workflows, AI Enablement, Agentic systems, Automation, Business Process Automation, Real Time Data, MLOps (Machine Learning Operations), AI Personalization, IT Automation, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, No-Code Development, Cloud-Based Integration, Business Transformation, Cloud API, Python Programming, Data Analysis, Restful API, API Design
Intermediate · Course · 1 - 4 Weeks