Operating system courses can help you learn process management, memory allocation, file systems, and user interfaces. You can build skills in troubleshooting system errors, optimizing performance, and implementing security protocols. Many courses introduce tools like Linux, Windows, and virtualization software, illustrating how these skills are applied in real-world environments.

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, Data Integration, Big Data, Data Processing, Data Warehousing, Data Management, Data Architecture, Database Design, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Operational Databases, Scalability, Database Management, Performance Tuning, Database Management Systems, Database Architecture and Administration, System Monitoring
Advanced · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Marketing Analytics, Marketing Effectiveness, Marketing Strategies, Marketing, Customer Analysis, Data-Driven Decision-Making, Analytics, Performance Measurement, Strategic Marketing, Brand Management, Regression Analysis, Consumer Behaviour, Return On Investment, A/B Testing, Statistical Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Software Development Methodologies, Open Web Application Security Project (OWASP), CI/CD, Application Deployment, DevOps, Development Environment, Ansible, TCP/IP, Docker (Software), OSI Models, Cloud Infrastructure, General Networking, Computing Platforms, Application Programming Interface (API), Version Control, Network Administration, Software Design Patterns, JSON, Software-Defined Networking
Intermediate · Specialization · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Tableau Software, Data Visualization Software, Interactive Data Visualization, Business Intelligence, Data Presentation, Data Integration, Data Access, Data Analysis, Data Manipulation, Time Series Analysis and Forecasting
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Responsible AI, Data Storytelling, AI Workflows, Data Presentation, AI Enablement, Predictive Modeling, Decision Support Systems, Strategic Decision-Making, Data-Driven Decision-Making, Business Intelligence, Decision Making, Business Analytics, Agentic systems, MLOps (Machine Learning Operations), Forecasting, Predictive Analytics, Scikit Learn (Machine Learning Library), Machine Learning, Data Security, Text Mining
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Computer Vision, Image Analysis, PyTorch (Machine Learning Library), Convolutional Neural Networks, Tensorflow, Artificial Intelligence, Transfer Learning, System Configuration, Deep Learning, Real Time Data, Performance Tuning, Model Deployment, Development Environment, Software Installation
Intermediate · Course · 3 - 6 Months
Emory University
Skills you'll gain: Marketing Channel, Marketing Strategies, E-Commerce, B2B Sales, Business Relationship Management, Market Dynamics, Brand Management, Strategic Partnership, Customer experience strategy (CX), Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), User Interface (UI) Design, User Experience, User Flows, User Experience Design, Usability, Miro AI, User Centered Design, Process Mapping, User Research, User Feedback, Brand Awareness, Business Intelligence
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Dashboard, Data Visualization, Interactive Data Visualization, Data Presentation, Tableau Software, Data Visualization Software, Exploratory Data Analysis, Business Intelligence, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Infrastructure as Code (IaC), Cloud Computing, Terraform, Cloud Storage, Amazon Web Services, Cloud Infrastructure, Cloud Computing Architecture, Amazon S3, Cloud Deployment, Amazon Elastic Compute Cloud, Database Management, Scalability, Virtual Machines, Databases, Virtualization, Command-Line Interface
Build toward a degree
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Performance Tuning, Microsoft Azure, Database Administration, Scalability, Relational Databases, Microsoft SQL Servers, Database Architecture and Administration, Database Management, Database Systems, Operational Databases, Data Migration, Transact-SQL, Stored Procedure, Cloud Security, Cloud Deployment, Disaster Recovery, Virtual Machines
Intermediate · Course · 1 - 4 Weeks