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: Java Programming, Java Platform Enterprise Edition (J2EE), JUnit, Software Documentation, Application Frameworks, Development Environment, Application Design, Software Testing, Performance Tuning, Data Persistence, Maintainability
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Database Systems, Database Management, Database Administration, Relational Databases, Databases, Database Architecture and Administration, Database Management Systems, Database Software, Database Theory, Transaction Processing, Scripting, Scripting Languages, Disaster Recovery, SQL, Data Security, NoSQL, Data Manipulation, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Return On Investment, Revenue Forecasting, Variance Analysis, Growth Strategies, Marketing Effectiveness, Performance Analysis, Business Development, Performance Measurement, Business Strategies, Business Planning, Financial Forecasting, Gap Analysis, Business Strategy, Market Opportunities, Key Performance Indicators (KPIs), Forecasting, Data-Driven Decision-Making, Product Development
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Feature Engineering, Data Analysis, Business Analysis, Return On Investment, Data Storytelling, Performance Measurement, Business Metrics, Statistical Inference, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: AI Orchestration, AI Workflows, Cloud Infrastructure, AI Integrations, Retrieval-Augmented Generation, AWS SageMaker, Prompt Engineering, Hugging Face, Prompt Patterns, Cloud Deployment, Cloud Computing Architecture, Model Deployment, LLM Application, Large Language Modeling, Cloud Technologies, Model Optimization, Analysis, Rust (Programming Language), System Monitoring, Computer Graphics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Management, Threat Detection
Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Analytics, Marketing Analytics, Pivot Tables And Charts, Looker (Software), Performance Reporting, Marketing Effectiveness, Tableau Software, Performance Measurement, Marketing Budgets, Power BI, Marketing, Digital Marketing, Content Marketing, Marketing Channel, Search Engine Optimization, Brand Marketing, Social Media Marketing, Email Marketing, Generative AI, AI Enablement
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Test Automation, Test Script Development, Test Execution Engine, Continuous Integration, Software Testing, Regression Testing, Code Reusability, Data Governance, CI/CD, Maintainability, Test Data, Scalability, SAP Applications
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Scalability
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: NumPy, Time Series Analysis and Forecasting, Scikit Learn (Machine Learning Library), Predictive Modeling, Pandas (Python Package), Matplotlib, Plot (Graphics), Data Analysis, Predictive Analytics, Data Visualization, Database Management, Applied Machine Learning, Databases, Text Mining, Data Manipulation, Data Science, Python Programming, Statistical Analysis, Data Wrangling, Big Data
Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Extract, Transform, Load, Rust (Programming Language), Data Pipelines, JSON, Other Programming Languages, Data Cleansing, Data Integrity, Testability, Data Validation, File I/O, Data Quality, Test Tools, Software Testing, Record Keeping, Software Design Patterns
Beginner · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Dashboard, Data Storytelling, Data Presentation, Marketing Analytics, Key Performance Indicators (KPIs), Driving engagement, Data Visualization, Google Analytics, Performance Reporting, Business Reporting, Performance Measurement, Stakeholder Engagement, Performance Metric, Data Integration, Decision Making
Beginner · Course · 1 - 4 Weeks