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.

Northeastern University
Skills you'll gain: Data Governance, Extract, Transform, Load, Data Warehousing, Data Integration, DevOps, Data Pipelines, CI/CD, Data Architecture, Infrastructure as Code (IaC), Data Quality, Amazon Redshift, Cloud Computing, Database Architecture and Administration, Cloud Computing Architecture, Analytics, Data Transformation, Amazon S3, Scalability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Dataflow, Data Pipelines, Real Time Data, Data Processing, Jupyter, File I/O, Google Cloud Platform, JSON, Application Programming Interface (API), SQL, Analytics
Advanced · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Network Security, Network Planning And Design, VPN Clients, Virtual Private Networks (VPN), Cyber Security Strategy, Network Architecture, Firewall, Security Controls, Network Monitoring, Intrusion Detection and Prevention, Virtual Local Area Network (VLAN), Threat Management, Threat Detection, Continuous Monitoring, Authentications, Wireless Networks, Authorization (Computing), Identity and Access Management, Encryption, Incident Response
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Search Engine Optimization, Keyword Research, Performance Analysis, Marketing Analytics, Web Analytics and SEO, Content Strategy, Analytics, Marketing Channel, Key Performance Indicators (KPIs), Social Media Strategy, Data-Driven Decision-Making, Revenue Management, Social Media Management, Brand Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Full-Stack Web Development, React.js, Application Programming Interface (API), Spring Boot, Front-End Web Development, Web Applications, MongoDB, UI Components, JSON, NoSQL, Data Access
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, Webpack, React Redux, Frontend Integration, React.js, Application Programming Interface (API), Web Development Tools, Front-End Web Development, Restful API, UI Components, JavaScript Frameworks, Build Tools, Context Management, Event-Driven Programming, Data Validation, Javascript, Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Responsible AI, Workplace inclusivity, Diversity and Inclusion, AI Enablement, AI Workflows, Organizational Leadership, Data Ethics, Team Leadership, Management Training And Development, Business Ethics, Innovation, Artificial Intelligence, Team Performance Management, Virtual Teams, Telecommuting, Adaptability, Ethical Standards And Conduct, Collaboration, Internal Communications, Culture Transformation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Animations, Animation and Game Design, Visualization (Computer Graphics), Computer Graphics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Social Media Marketing, Social Media, Animations, Content Creation, Facebook, Marketing, Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: SQL, Database Management, Query Languages, Data Analysis, Performance Tuning, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Diagram Design, Persona Development, User Accounts, Productivity Software, Strategic Thinking, Market Analysis, Marketing Communications
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Team Management, Teamwork, Team Building, Team Motivation, Organizational Leadership, Leadership and Management, Conflict Management, Motivational Skills, Organizational Structure, Engineering Management, Systems Engineering, Leadership, Employee Engagement, Agile Methodology
Intermediate · Course · 1 - 4 Weeks