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: Agentic systems, OpenAI API, AI Workflows, Performance Tuning, Real Time Data, Tool Calling, Prompt Engineering, AI Security, Application Programming Interface (API), Artificial Intelligence, Software Architecture
Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Data Pipelines, Distributed Computing, Big Data, Apache Hive, Data Processing, Data Storage Technologies, Data Storage, Scikit Learn (Machine Learning Library), Predictive Modeling, Scalability, Data Management, Data Science, Data Transformation, Information Technology, Data Analysis, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: File Management, Musical Composition, Music Performance, Music, Media Production, Music Theory, Instrumental Music, Performing Arts, Post-Production, Creativity, Digital Signal Processing, Electronic Media, Automation, Editing, Design Software, digital literacy, Peer Review, Patch Management, Software Installation, System Configuration
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Star Schema, Snowflake Schema, Data Warehousing, CI/CD, Database Design, Transact-SQL, Data Pipelines, Extract, Transform, Load, Data Architecture, Data Modeling, Data Transformation, Data Integration, Microsoft Azure, Dataflow, Git (Version Control System), Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Leaflet (Software), Data Visualization, Extract, Transform, Load, Interactive Data Visualization, Data Pipelines, Data Presentation, Spatial Data Analysis, Heat Maps, Data Visualization Software, Apache Airflow, GIS Software, Geographic Information Systems, Metadata Management, Spatial Analysis, Color Theory, Design, Technical Documentation, Global Positioning Systems, Geospatial Mapping, Cloud Computing
Intermediate · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Hugging Face, Large Language Modeling, Transfer Learning, Rust (Programming Language), Data Validation, Model Deployment, Verification And Validation, Performance Tuning, System Requirements, Model Evaluation, Hardware Architecture, Deep Learning, Data Quality
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Cloud Development, Google Cloud Platform, Cloud Computing, Back-End Web Development, Restful API, Data Persistence, Verification And Validation, Systems Architecture, Databases, Database Design, Application Development
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Planning, Project Planning, Cross-Functional Team Leadership, Business Planning, Brand Strategy, Operational Excellence, Brand Management, Brand Awareness, Milestones (Project Management), Project Management, Project Controls, Plan Execution, Process Improvement, Continuous Improvement Process, Risk Management, Managed Services, Stakeholder Communications, Time Management, Collaboration, Target Audience
Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Sustainable Development, Climate Change Adaptation, Sustainable Design, Sustainable Technologies, Community Development, Governance, Socioeconomics, Water Sustainability, Environment, Sustainable Business, Social Impact, Systems Thinking, Environmental Issue, Environmental Science, Climate Change Mitigation, Case Studies, Water Resources, Multimedia, Business Modeling, Innovation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Splunk, Data Maintenance, Configuration Management, System Configuration, Data Management, Data Storage, Data Integrity, Database Management, Performance Tuning, System Monitoring, Data Pipelines, Disaster Recovery, Continuous Monitoring
Beginner · Course · 1 - 3 Months

Skills you'll gain: Splunk, Data Transformation, Dashboard, Statistical Visualization, Data Visualization Software, Statistical Analysis, Data Manipulation, Scatter Plots, Time Series Analysis and Forecasting, Correlation Analysis, Event Monitoring, Security Information and Event Management (SIEM), Geospatial Mapping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, Unity Engine, Video Game Development, Game Design, Animation and Game Design, Virtual Environment, Augmented and Virtual Reality (AR/VR), Post-Production, Animations, User Interface (UI), Application Deployment, Computer Graphics, Software Installation, Release Management, Artificial Intelligence, UI/UX Strategy, Scripting, Music, Programming Principles, C (Programming Language)
Intermediate · Specialization · 1 - 3 Months