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 Warehousing, Data Flow Diagrams (DFDs), Data Modeling, Data Pipelines, Ansible, Cloud Security, Diagram Design, Data Validation, Database Design, Apache Airflow, Star Schema, Snowflake Schema, Interviewing Skills, Apache Spark, PySpark, CI/CD, Docker (Software), SQL, Workflow Management, Git (Version Control System)
Intermediate · Professional Certificate · 3 - 6 Months

University of Colorado System
Skills you'll gain: Systems Engineering, Verification And Validation, Team Management, Team Performance Management, Systems Architecture, Requirements Analysis, Requirements Elicitation, Scrum (Software Development), Systems Development Life Cycle, Teamwork, Systems Development, Configuration Management, Scaled Agile Framework, Team Building, Agile Methodology, Team Motivation, Organizational Leadership, Leadership Studies, Engineering Management, Leadership and Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Photo Editing, Photography, Visual Storytelling, Storytelling, Editing, Geospatial Information and Technology, Geospatial Mapping, Geographic Information Systems, GIS Software, Image Quality, Global Positioning Systems, Spatial Data Analysis, Post-Production, Planning, Research, Photo/Video Production and Technology, Adobe Creative Cloud, Creativity, Design Elements And Principles, Critical Thinking
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Git (Version Control System), Postman API Platform, Web Design, Javascript and jQuery, Hypertext Markup Language (HTML), Web Development, MongoDB, Back-End Web Development, Full-Stack Web Development, Cascading Style Sheets (CSS), Program Development
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Sprint Planning, Work Breakdown Structure, Jira (Software), Dashboard, Sprint Retrospectives, User Story, Verification And Validation, Quality Assurance, Issue Tracking, Software Testing, Data Visualization, Test Planning, Workflow Management, Project Management, Data-Driven Decision-Making, Continuous Improvement Process, Kanban Principles, Agile Methodology, Capacity Planning, Root Cause Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Software Documentation, Generative AI, Test Automation, Design Software, Mockups, User Interface (UI), Software Development Tools, User Interface and User Experience (UI/UX) Design, Software Testing, AI Security, AI Workflows, Application Security, Maintainability, Prompt Engineering, Test Case, Software Architecture, Code Review, Secure Coding, Artificial Intelligence, Debugging
Beginner · Specialization · 1 - 3 Months

Radio y Televisión Española
Skills you'll gain: Social Media Content, Image Analysis, Social Media, Social Media Strategy, Live Streaming, Photo/Video Production and Technology, Social Media Management, Video Production, Content Strategy, Media and Communications, Web Presence, Content Creation, Journalism, Research, digital literacy, Fraud detection, Social Network Analysis, Digital Communications, Investigation, Verification And Validation
Beginner · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Empathy, Emotional Intelligence, Active Listening, Empathy & Emotional Intelligence, Compassion, Leadership, Accountability Frameworks, Personal Development, Discussion Facilitation, Recognizing Others, Self-Awareness, Team Collaboration, Visionary, Team Leadership, Decision Making, Non-Verbal Communication, Interpersonal Communications, Communication, Collaboration, Diversity and Inclusion
Beginner · Specialization · 3 - 6 Months

University of London
Skills you'll gain: User Interface (UI), Interactive Design, Computer Graphics, Video Game Development, Mobile Development, Visualization (Computer Graphics), Web Applications, Game Design, Animations, Musical Composition, Music, Multimedia, Computer Programming, Digital Signal Processing, Computer Programming Tools
Mixed · Course · 1 - 3 Months

Skills you'll gain: AI powered creativity, Visual Storytelling, Intellectual Property, Ideation, Brand Strategy, Adobe Express, Adobe Firefly, Target Audience, Creative Thinking, Branding, Creativity, Graphic Design, Entrepreneurship, Design, Adobe Photoshop, Business Strategy, Adobe Illustrator, Artificial Intelligence, Communication, Digital Marketing
Beginner · Specialization · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Email Marketing, Prompt Engineering Tools, Email Automation, Microsoft Copilot, Marketing Automation, Data Ethics, Generative AI, Search Engine Optimization, Content Marketing, Google Gemini, Prompt Patterns, Multimodal Prompts, ChatGPT, Search Engine Marketing, Digital Marketing, Deepseek, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Sales
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Scope Management, Cost Management, Project Schedules, Budget Management, Project Scoping, Procurement, Project Risk Management, IT Management, Project Management, Change Control, Software Development Methodologies, Project Management Software, Vendor Management, Project Management Life Cycle, Systems Development Life Cycle, Change Management, Risk Management, Communication Strategies, Quality Assurance, Stakeholder Engagement
Intermediate · Specialization · 3 - 6 Months