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: Data Validation, Extract, Transform, Load, Data Migration, Data Warehousing, Test Case, Consolidation, Data Integrity, Data Mart, Data Transformation, Data Pipelines, SQL, Analytics, Business Requirements
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Software Testing, Restful API, Test Case, Software Installation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cross-Functional Collaboration, IT Management, Collaborative Software, Accountability, Team Oriented, Communication, Coordinating, Virtual Teams, Delegation Skills, Constructive Feedback, Drive Engagement, Technical Documentation, Editing, Stakeholder Engagement, Digital Communications, Peer Review, Business Strategies, Content Strategy, Business Acumen
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Strategies, Campaign Management, Marketing, Marketing Analytics, Data Presentation, Marketing Effectiveness, Email Marketing, Google Ads, Pay Per Click Advertising, Marketing Automation, LinkedIn, Google Analytics, Digital Marketing, Search Engine Optimization, Goal Setting, Professional Networking, Social Media Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Infrastructure, Cloud Infrastructure, Capacity Planning, Infrastructure as Code (IaC), Database Architecture and Administration, Cloud Security, Disaster Recovery, Capacity Management, Terraform, Data Security, Site Reliability Engineering, Security Requirements Analysis, Problem Management, Solution Architecture, Performance Tuning, Data Integrity, Resource Management, Business Continuity Planning, Performance Analysis, Cost Benefit Analysis
Advanced · Course · 1 - 3 Months

Skills you'll gain: WordPress, Secure Coding, Data Store, Data Management, Content Management Systems, Data Security, Data Persistence, Database Development, Content Management, PHP (Scripting Language), Back-End Web Development, Maintainability, Program Development, Data Validation
Beginner · Course · 1 - 4 Weeks

Copenhagen Business School
Skills you'll gain: Culture Transformation, Talent Management, Crisis Management, Innovation, Business Leadership, Leadership, Organizational Leadership, Strategic Leadership, Team Leadership, Organizational Strategy, Business Transformation, Ethical Standards And Conduct, Communication, Governance, Change Management, Decision Making, Collaboration
Mixed · Course · 3 - 6 Months

Skills you'll gain: Networking Hardware, TCP/IP, Network Protocols, Network Security, Endpoint Detection and Response, Network Routing, Cybersecurity, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), Firewall, General Networking, Information Systems Security, Intrusion Detection and Prevention, Endpoint Security, Network Infrastructure, Network Planning And Design, Wireless Networks, Security Information and Event Management (SIEM), Network Analysis, Data Loss Prevention
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Relational Databases, Database Management Systems, SQL, Database Design, Databases, Database Administration, MySQL, NoSQL, Query Languages
Beginner · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Wireless Networks, Communication Systems, Telecommunications, Digital Communications, System Design and Implementation, Network Protocols, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Promotional Strategies, Marketing Planning, Adobe Express, Marketing Strategy and Techniques, Social Media Content, Cross-Channel Marketing, Content Marketing, Target Audience, Social Media, Digital Marketing, Marketing Analytics, Data Ethics, Marketing Strategies, Social Media Marketing, Content Strategy, Brand Marketing, Market Research, Graphic and Visual Design, Generative AI, Performance Analysis
Beginner · Specialization · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Art History, Ancient History, Aesthetics, Culture, World History, Anthropology, European History, Timelines, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks