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.

LearnQuest
Skills you'll gain: Blockchain, Security Controls, Cybersecurity, Data Security, Network Security, Security Architecture Review, Cryptography, IT Security Architecture, Vulnerability Assessments, Cryptographic Protocols, Encryption, Key Management, Risk Management, Public Key Cryptography Standards (PKCS), Data Integrity
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Blockchain, Cryptography, Data Storage, Systems Architecture, Network Architecture, FinTech, Distributed Computing, Cryptographic Protocols, Programming Principles, Emerging Technologies, Computing Platforms, Scalability, Data Integrity
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization Software, Data Visualization, Interactive Data Visualization, Dashboard, Dashboard Creation, Tableau Software, Microsoft Excel, Excel Formulas, Pivot Tables And Charts, Spreadsheet Software, Data Analysis Software, Business Intelligence, Performance Tuning, Data Analysis, Analytics, Analytical Skills, Business Metrics
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Stakeholder Engagement, Process Mapping, Business Process, Stakeholder Management, Business Workflow Analysis, Business Process Modeling, Process Analysis, Workflow Management, Business Transformation, Business Analysis, Business Process Management, Business Process Improvement, Stakeholder Analysis, Business Requirements, Gap Analysis, Requirements Elicitation, Digital Transformation, Continuous Improvement Process, Innovation, Agile Methodology
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Environment, Environment and Resource Management, Environmental Resource Management, Sustainable Development, Environmental Issue, Environmental Policy, Climate Change Programs, Environmental Science, Environmental Management Systems, Water Sustainability, Natural Resource Management, Sustainable Business, Waste Minimization, Climate Change Mitigation, Climate Change Adaptation, Pollution Prevention, Systems Thinking, Biology, Life Sciences, Biochemistry
Build toward a degree
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AWS CloudFormation, Serverless Computing, Infrastructure as Code (IaC), Amazon Web Services, Application Programming Interface (API), Cloud Infrastructure, Event-Driven Programming, Cloud Deployment, Cloud Management, Authentications, Amazon S3, Application Deployment, Automation, Amazon DynamoDB, Scalability, Authorization (Computing)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources Management and Planning, Employee Performance Management, Workforce Development, Management Training And Development, Human Capital, Employee Training, Team Performance Management, Performance Management, Human Resource Strategy, Staff Management, Human Resources, Delegation Skills, People Development, Performance Review, Subcontracting, Talent Management, Employee Coaching, Culture Transformation, Organizational Development, Organizational Leadership
Mixed · Course · 1 - 4 Weeks

Google - Spectrum Sharing
Skills you'll gain: Key Management, Public Key Infrastructure, Communication Systems, Configuration Management, Telecommunications, Wireless Networks, Authorization (Computing), Network Infrastructure
Advanced · Course · 1 - 3 Months

Skills you'll gain: Embedded Software, Embedded Systems, Computer Hardware, Hardware Architecture, Internet Of Things, Hardware Troubleshooting, System Programming, System Software, Peripheral Devices, System Configuration, C (Programming Language), Software Architecture, Simulations, Development Environment, Debugging, Systems Integration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative Engine Optimization (GEO), Google Gemini, Content Performance Analysis, Content Optimization, Generative AI, Prompt Engineering, Gemini, ChatGPT, Search Engine Optimization, Responsible AI, Performance Measurement, AI literacy, Web Analytics and SEO, AI Personalization, Lead Generation, Large Language Modeling, Content Strategy
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Accounts Payable, Accounts Payable and Receivable, Invoicing, Billing & Invoicing, Data Entry, Payment Processing and Collection, Transaction Processing, SAP Applications, Accounting Systems, Accounting Records, General Ledger, Enterprise Resource Planning, Compliance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Ajax, Development Environment, Content Management Systems, Content Management, Secure Coding, Web Development, Data Management, Web Design and Development, PHP (Scripting Language), Database Management, Dashboard Creation, Cascading Style Sheets (CSS), Data Security, Application Security, Javascript, Data Validation
Intermediate · Specialization · 1 - 4 Weeks