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.

Coursera
Skills you'll gain: Account Strategy, Account Management, Customer Success Management, Customer Engagement, Customer Retention, Customer Relationship Building, Customer Service, Customer Relationship Management, Milestones (Project Management), Relationship Building, Growth Strategies, Expectation Management, Relationship Management, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Microservices, Frontend Integration, JavaScript Frameworks, Microarchitecture, Front-End Web Development, Event-Driven Programming, Web Design, Secure Coding, Software Design, Scalability, Server Side, Maintainability, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: Mathematical Modeling, Machine Learning Methods, Computational Logic, Mathematics and Mathematical Modeling, Mathematical Software, Model Optimization, Machine Learning, Applied Mathematics, System Design and Implementation, Programming Principles, Arithmetic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Plot (Graphics), Pandas (Python Package), Data Persistence, NumPy, Scripting, Object Oriented Programming (OOP), Python Programming, Scripting Languages, Query Languages, Databases, Object Oriented Design, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Database Architecture and Administration, Relational Databases, Database Management, Apache Airflow, Operational Databases, PostgreSQL, MySQL, Data Warehousing, Data Pipelines, Extract, Transform, Load, Database Management Systems, Database Design, Data Maintenance, SQL, Data Architecture, Performance Tuning, Disaster Recovery, Data Security, Data Transformation
Advanced · Course · 1 - 3 Months

Packt
Skills you'll gain: Empathy & Emotional Intelligence, Emotional Intelligence, Empathy, Self-Awareness, Personal Development, Social Skills, Leadership Development, Relationship Management, Team Performance Management, Empowerment, Professional Development, Motivational Skills, Relationship Building
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Workforce Development, Professional Networking, Computer Science, Professional Development, Academic Advising, Technology Strategies, Recruitment, Adaptability, Information Technology, Branding
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Grant Writing, Sample Size Determination, Biostatistics, Medical Science and Research, Statistical Analysis, Data Analysis, Clinical Research, Statistical Methods, Science and Research, Data Collection, Statistical Modeling
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Business Writing, Negotiation, Project Management, Report Writing, Communication, Problem Solving, Time Management, Communication Strategies, Entrepreneurship, Ability To Meet Deadlines, Business Reporting, Business Communication, Project Coordination, Leadership and Management, Finance, Professional Development, Professionalism, Writing, Project Management Life Cycle, Project Implementation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Firewall, Ubuntu, Network Monitoring, TCP/IP, Networking Hardware, Data Storage, Network Protocols, Network Troubleshooting, Unix, General Networking, Linux, Network Support, File Systems, Linux Administration, Unix Commands, Computer Networking, Unix Shell, Command-Line Interface, Data Storage Technologies, Shell Script
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Merchandising, E-Commerce, Web Applications, Business-To-Consumer, Scalability, Project Implementation, Order Management Systems, Business Technologies, Technology Solutions, Program Implementation, System Implementation, Product Knowledge, Value Propositions, Digital Transformation, Application Frameworks, Digital Content, Case Studies, Solution Delivery, Application Development, Growth Strategies
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Bitbucket, Git (Version Control System), Version Control, GitLab, Collaborative Software, Software Development Tools, Software Versioning, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks