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: Blogs, Content Performance Analysis, LinkedIn, Marketing Analytics, Professional Networking, Marketing Effectiveness, Digital Marketing, Marketing Channel, Web Analytics, Digital Marketing Campaigns, Digital Marketing Tools, Content Marketing, Marketing Strategies, Performance marketing, Marketing, Branding, Web Presence, Content Creation, Product Promotion
Mixed · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Strategic Sourcing, Demand Planning, Procurement, Supplier Relationship Management, Supply Chain, Supply Chain Planning, Supplier Management, Operational Efficiency, Customer Demand Planning, Process Improvement, Supply Chain Management, Operations Management, Presentations, Operations, Product Flow Diagram, Logistics Management, Logistics, Strategic Communication, Forecasting
Mixed · Course · 1 - 3 Months

Chris Croft Training
Skills you'll gain: Professional Networking, Customer Retention, Sales Presentation, Consultative Selling, Customer Service, Selling Techniques, Negotiation, Communication, Customer Relationship Building, General Sales Practices, Trustworthiness, Influencing, Price Negotiation, Sales, Business Communication, Customer Engagement, Customer Relationship Management, Sales Development, Customer Success Management, Leadership
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data-Driven Marketing, Customer Retention, Email Automation, Marketing Automation, Marketing Strategies, Customer Analysis, Marketing Analytics, Email Marketing, Data-Driven Decision-Making, Brand Loyalty, Customer Insights, Customer Relationship Management (CRM) Software, Customer Data Management, Customer Engagement, Customer Relationship Management, HubSpot CRM, Lead Generation, Target Audience, Growth Strategies, E-Commerce
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Stored Procedure, Star Schema, Microsoft SQL Servers, Database Design, Relational Databases, Transact-SQL, Data Integrity, Database Architecture and Administration, Database Development, Data Integration, SQL, Transaction Processing, Power BI, Data Warehousing, Database Management, Data Maintenance, Databases, Query Languages, Database Systems, Data Management
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Prompt Engineering, New Product Development, Model Based Systems Engineering, Model Evaluation, Financial Statement Analysis, Sustainable Business, Data Mining, Field-Programmable Gate Array (FPGA), Delegation Skills, Strategic Decision-Making, Real-Time Operating Systems, Object Oriented Design, Project Schedules, Sampling (Statistics), Failure Analysis, Data Ethics, Goal Setting, Database Design, Agentic systems, Data Visualization
Earn a degree
Degree · 1 - 4 Years
Madecraft
Skills you'll gain: Business Analytics, Analytics, Data Analysis, Dashboard Creation, Dashboard, Business Intelligence, Marketing Analytics, Analytical Skills, Analysis, Data-Driven Decision-Making, Data Presentation, Excel Formulas, Data Literacy, Data Visualization, Business Analysis, Microsoft Excel, Predictive Analytics, Key Performance Indicators (KPIs), Descriptive Analytics, Statistical Reporting
Beginner · Course · 1 - 3 Months

Skills you'll gain: PostgreSQL, Operational Databases, SQL, Database Management, Transaction Processing, Database Systems, Databases, Relational Databases, Database Management Systems, Data Management, Database Architecture and Administration, Database Development, Query Languages, JSON, Performance Tuning, Database Design, Data Access, Data Integrity
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Network Infrastructure, Cyber Attacks, Computer Security Incident Management, Operating Systems, Linux, Bash (Scripting Language), Databases
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Account Strategy, Account Management, Selling Techniques, Technical Sales, Sales Territory Management, Cold Calling, Sales Process, Sales Strategy, Closing (Sales), Customer Relationship Building, Customer Engagement, B2B Sales, Consultative Selling, Customer Relationship Management, Solution Selling, Generative AI Agents, Lead Generation, Overcoming Objections, Return On Investment, Predictive Analytics
Intermediate · Specialization · 3 - 6 Months

Whizlabs
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, AWS CloudFormation, Identity and Access Management, Infrastructure as Code (IaC), Cloud Management, Amazon Web Services, Cloud Security, Compliance Management, Cost Management, System Monitoring, Continuous Monitoring, Compliance Auditing
Beginner · Course · 1 - 4 Weeks

Technion - Israel Institute of Technology
Skills you'll gain: Ideation, Innovation, Creative Problem-Solving, Creative Thinking, Creativity, Operations Management, Problem Solving, Strategic Thinking, Solution Delivery, Initiative and Leadership, Personal Development, Presentations, Persistence
Mixed · Course · 1 - 3 Months