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.

Microsoft
Skills you'll gain: CI/CD, C# (Programming Language), Azure DevOps, Load Balancing, Continuous Integration, Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Debugging, SQL, Microsoft Copilot, .NET Framework, Relational Databases, Database Management, Graph Theory, Back-End Web Development, Program Development, Data Structures
Beginner · Professional Certificate · 3 - 6 Months

The University of Melbourne
Skills you'll gain: Financial Analysis, Financial Statement Analysis, Financial Statements, Corporate Finance, Financial Management, Portfolio Risk, Accounting, Financial Systems, Financial Modeling, Investments, Capital Markets, Market Liquidity, Balance Sheet, Derivatives, Financial Market, Income Statement, Financial Data, Financial Reporting, Business Valuation, International Finance
Intermediate · Specialization · 3 - 6 Months

New York University
Skills you'll gain: Respiratory Care, Mindfulness, Physiology, Stress Management, Research, Cardiology, Orthopedics, Immunology, Anatomy, Chronic Diseases, Neurology, Endocrinology, Mental Health
Beginner · Course · 3 - 6 Months

Skills you'll gain: Database Design, IBM DB2, Relational Databases, Databases, MySQL, Database Architecture and Administration, PostgreSQL, Database Management Systems, Data Management, SQL, Data Modeling, Data Manipulation, Data Import/Export, Data Integrity, Data Security, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Apache Hive, Big Data, IBM Cloud, Kubernetes, Docker (Software), Scalability, Data Processing, Development Environment, Distributed Computing, Performance Tuning, Data Transformation, Debugging
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Software Documentation, Open Source Technology, Tidyverse (R Package), Package and Software Management, Web Scraping, Data Manipulation, Data Visualization Software, Leaflet (Software), R Programming, Data Visualization, Data Preprocessing, Technical Documentation, Datamaps, Unit Testing, Data Cleansing, Interactive Data Visualization, Data Transformation, Object Oriented Programming (OOP), Debugging
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Professional Networking, Interviewing Skills, LinkedIn, Professional Development, Data Analysis, Recruitment, Relationship Building, Presentations, Talent Recruitment, Analytical Skills, Portfolio Management
Beginner · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Game Design, Video Game Development, Storytelling, Conceptual Design, Animation and Game Design, Ideation, Interactive Design, Design, Systems Design, Creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NoSQL, MongoDB, Databases, Apache Cassandra, Distributed Computing, Database Management, Database Architecture and Administration, IBM Cloud, Query Languages, Data Modeling, JSON, Scalability, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Business Intelligence, Data-Driven Decision-Making, Data Mining, Business Analytics, Data Analysis, Data Management, Data Visualization, Data Warehousing, Data Wrangling, Extract, Transform, Load, Statistical Analysis, Data Visualization Software, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 3 Months

Skills you'll gain: IT Service Management, Technical Support, Desktop Support, Service Level, Help Desk Support, Customer Service, System Support, End User Training and Support, Remote Access Systems, Issue Tracking, Technical Communication, Technical Documentation
Beginner · Course · 1 - 3 Months

Workday
Skills you'll gain: Workday (Software), No-Code Development, Branding
Beginner · Course · 1 - 4 Weeks