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: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Network Administration, Network Performance Management, Local Area Networks, Hardening, Intrusion Detection and Prevention
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Generative Model Architectures, Microsoft Power Automate/Flow, LLM Application, LangChain, Agentic Workflows, Responsible AI, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
Beginner · Specialization · 1 - 3 Months
University of Maryland, College Park
Skills you'll gain: Unstructured Data, Financial Data, Financial Statement Analysis, Image Analysis, Finance, Financial Analysis, Accounting, Emerging Technologies, Artificial Intelligence, Text Mining, Annual Reports, Machine Learning, Trend Analysis, Data-Driven Decision-Making, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

Oracle
Skills you'll gain: Cloud Applications, Oracle Cloud, Application Development, Application Design, Oracle Databases, Authentications, Application Security, Authorization (Computing), UI Components, Data Import/Export, Interactive Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources, Responsible AI, Developing Training Materials, Generative AI, AI Enablement, Workforce Development, Miro AI, Data Ethics, Recruitment, Generative AI Agents, People Analytics, People Management, AI Personalization, Talent Management, Automation, Talent Acquisition, Prompt Engineering, No-Code Development, Agentic systems, Business Operations
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Scatter Plots, Histogram, Data Visualization, Data Manipulation, Data Import/Export, JSON, Data Cleansing, Data Visualization Software, Data Preprocessing, Exploratory Data Analysis, Data Analysis, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skillshare
Skills you'll gain: Photo Editing, Video Editing, Adobe Photoshop, Photography, Post-Production, Adobe Creative Cloud, Color Theory, Image Quality, File Management, Creative Design, Editing, Data Import/Export, Data Storage
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, Application Deployment, Mobile Development
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Risk Management, Risk Management Framework, Threat Management, Operational Risk, Enterprise Risk Management (ERM), Business Risk Management, Cyber Risk, Risk Mitigation, Risk Analysis, Governance Risk Management and Compliance, Continuous Improvement Process
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Customer Retention, Customer Relationship Building, E-Commerce, Driving engagement, Strategic Marketing, Online Advertising, Performance Metric, Copywriting, Sales, Decision Making, Automation
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Search Engine Optimization, Web Analytics and SEO, Digital Marketing, Online Advertising, Return On Investment, Media Planning, Consumer Behaviour, Cross-Channel Marketing, Digital Advertising, Marketing Channel, Social Media Marketing, Marketing Strategies, Marketing Effectiveness, Paid media, Network Model, Business-To-Consumer, Marketing Analytics, Business Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Social Media Campaigns, Advertising Campaigns, Social Media, Storytelling, Marketing Materials, Advertising, Social Media Marketing, Content Creation, Marketing Design, Graphic Design, User Accounts
Beginner · Guided Project · Less Than 2 Hours