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: Computer Hardware, System Configuration, Cloud Applications, Data Pipelines, Automation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Jira (Software), Issue Tracking, Backlogs, Quality Assurance, Test Case, Verification And Validation, Generative AI Agents, Software Testing, User Story, Regression Testing, Business Reporting, Dashboard, Software Documentation, Technical Communication, Analytical Testing, Automation, Data Import/Export
Beginner · Course · 1 - 3 Months

Skills you'll gain: Supplier Quality Management, Root Cause Analysis, Supplier Performance Management, Corrective and Preventive Action (CAPA), Quality Assurance, Product Quality (QA/QC), Verification And Validation, Quality Control, Risk Management, Supply Chain Management, Operational Risk, Procurement, Incident Management, Continuous Improvement Process, Process Improvement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Cyber Security Assessment, Open Web Application Security Project (OWASP), Exploitation techniques, Application Security, Patch Management, Cyber Threat Intelligence, Web Applications, Cyber Engineering, Cyber Security Policies, Cyber Governance, Risk Management Framework, Linux Administration, Ethical Standards And Conduct, Linux, Linux Commands, Linux Servers
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Geographic Information Systems, Package and Software Management, Scripting, Statistical Analysis, Probability & Statistics, JSON, Image Analysis, Data Validation, Web Scraping, Intelligence Collection and Analysis, Data Analysis, Statistics, Python Programming, Data Processing, Restful API, File Transfer Protocol (FTP), Open Source Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: React Native, Mobile Development, React Redux, Ajax, User Interface and User Experience (UI/UX) Design, Front-End Web Development, Javascript, React.js, Data Structures, Application Development, Apple iOS, Debugging, iOS Development, JavaScript Frameworks, User Story, Android Development, UI Components, Cross Platform Development, JSON, Flutter (Software)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Retrieval-Augmented Generation, Database Management Systems, Python Programming, Analysis, Data Import/Export
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Recognizing Others, Leadership Development, Leadership, Growth Mindedness, Initiative and Leadership, Organizational Leadership, Team Leadership, Personal Development, Team Motivation, Leadership and Management, Self-Awareness, Drive Engagement, Strategic Leadership, Influencing, Motivational Skills, Business Leadership, Trustworthiness, Visionary, Team Management, Team Oriented
Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Basic Electrical Systems, Electronics, Electronic Systems, Electrical Engineering, Electronic Components, Control Systems, Hardware Design, Embedded Systems, Programming Principles, Computer Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Generative AI Agents, LLM Application, Data Persistence, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Retrieval-Augmented Generation, AI Personalization, Artificial Intelligence, Data Storage, Embeddings, Context Management, Vector Databases, Application Programming Interface (API), Databases
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Content Performance Analysis, Video Production, Writing, Canva (Software), Facebook, Content Creation, Storytelling, Copywriting, Storyboarding, Videography, Social Media Content, Persuasive Communication, Target Audience, Graphic and Visual Design, Persona Development, Photo Editing, Marketing Analytics, Social Media, Content Strategy, ChatGPT
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Cross-Channel Marketing, Brand Marketing, Marketing Strategies, Marketing Effectiveness, Advertising Campaigns, Marketing Automation, Performance marketing, AI Enablement, Target Audience, Personalized Service, Information Privacy, Generative AI, Marketing Analytics, A/B Testing, Real Time Data, Key Performance Indicators (KPIs), Predictive Analytics, Customer experience improvement
Advanced · Course · 1 - 4 Weeks