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: Public Key Infrastructure, Cloud Security, Hardening, Security Engineering, Cryptographic Protocols, Infrastructure Security, Information Systems Security, System Configuration, Cryptography, Cloud Computing, Key Management, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe After Effects, Animations, Motion Graphics, Multimedia, Logo Design, Video Editing, Creative Design, Typography, Color Theory
Beginner · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Agile Project Management, Agile Methodology, User Story, Sprint Planning, Agile Product Development, Sprint Retrospectives, Backlogs, Team Oriented, Team Management, Continuous Improvement Process, Customer Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Simulation and Simulation Software, Computational Logic, Industrial Engineering, Control Systems, Code Reusability, Electronic Hardware, Dataflow, Machine Controls, Microsoft Azure, Automation, Performance Tuning, Data Management, System Configuration, Interactive Data Visualization, Data Integration, Functional Design, Fine-tuning, Communication, Simulations
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Team Performance Management, Performance Management, Smart Goals, Employee Performance Management, Performance Review, Management Training And Development, Performance Appraisal, People Development, Goal Setting, Performance Analysis, Performance Measurement, AI Personalization, HR Tech, Workforce Development, Employee Engagement, Constructive Feedback, Driving engagement, Key Performance Indicators (KPIs), Coaching, Analytics
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Electronic Components, Schematic Diagrams, Prototyping, Hardware Design, Electronics, Engineering Design Process, Electronic Hardware, Technical Design, Wiring Diagram, Diagram Design, Drafting and Engineering Design, Electronics Engineering, Electronic Systems, Electrical Wiring, Design Software, Manufacturing Standards, Technical Standard, Workflow Management, Data Visualization, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Keyword Research, Search Engine Optimization, Search Engine Marketing, Web Analytics, Marketing, Google Analytics, Case Studies, Digital Marketing Tools, Competitive Analysis
Mixed · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Video Game Development, Game Design, Computer Graphics, Culture, Policy Analysis, Public Policies, Public History, Cultural Diversity, Storytelling, Diversity Awareness, Case Studies, Innovation
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Self Service Technologies, AI Integrations, Development Testing, Natural Language Processing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Content Optimization, Search Engine Optimization, Blogs, Keyword Research, Content Creation, Content Strategy, Content Performance Analysis, AI Enablement, Editing, AI Integrations, Generative AI, Technology Strategies, Writing
Beginner · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Data Lakes, Microsoft Azure, Stored Procedure, Data Architecture, Performance Tuning, Data Management, Query Languages, Data Manipulation, Scripting, SQL, Data Processing, Windows PowerShell, Microsoft Visual Studio, Command-Line Interface, Heat Maps
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Sales Enablement, Sales Management, Sales, Oral Expression, Customer Analysis, Governance, Sales Strategy, General Sales Practices, Talent Management, Competitive Analysis, Marketing, Sales Operations, Target Market, Selling Techniques, Marketing Effectiveness, Verbal Communication Skills, Persuasive Communication, Sales Process, Overcoming Objections, Business
Beginner · Specialization · 1 - 3 Months