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: SQL, PostgreSQL, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Classification And Regression Tree (CART), AI Personalization, Marketing Analytics, Unsupervised Learning, Customer Analysis, Predictive Analytics, Data-Driven Marketing, Applied Machine Learning, Advanced Analytics, Supervised Learning, Dimensionality Reduction, Business Marketing, Predictive Modeling, Marketing Strategies, Data-Driven Decision-Making, Strategic Marketing, Customer experience improvement, Statistical Machine Learning, Personalized Service, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Overcoming Objections, Lead Generation, B2B Sales, Sales Presentation, Sales Presentations, Enterprise Sales, Closing (Sales), Negotiation, Price Negotiation, Contract Negotiation, Inside Sales, Phone Sales, Cold Calling, Sales Process, Sales, Selling Techniques, Account Strategy, Sales Strategy, Sales Prospecting, Demand Generation
Mixed · Course · 3 - 6 Months

Skills you'll gain: Gross Profit, Case Studies, Data Manipulation, Dashboard Creation, Performance Analysis, Business Reporting, Data Preprocessing, Performance Measurement, Business Analysis, Fiscal Management, Time Series Analysis and Forecasting
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Capacity Management, Aerospace Basic Quality System Standards, Capacity Planning, Construction Engineering, Facility Management, Civil Engineering, Process Analysis, Engineering Plans And Specifications, Traffic Flow Optimization, Transportation Operations, Infrastructure Architecture, Building Codes, Environmental Engineering, Safety Standards, Hydrology, Engineering Calculations, Forecasting, Growth Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Software Documentation, Java Programming, Java, Technical Documentation, Computer Programming, Programming Principles, Code Reusability, Computer Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Business Intelligence, Data-Driven Decision-Making, Business Intelligence Software, Data Modeling, Database Design, Snowflake Schema, Data Transformation, Extract, Transform, Load, Data Storytelling, Data Strategy, Data Integration, Data Cleansing, Process Improvement and Optimization, Data Analysis, Data Management, Data Governance, Data Quality, Relationship Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, Data Security, Information Systems Security, Internet Of Things, Threat Modeling, Cybersecurity, Cloud Security, Security Engineering, Cryptography, Secure Coding, Network Security, Cyber Attacks, Mobile Security, Vulnerability, Risk Management Framework, Threat Management, Encryption, Cloud Services, Web Applications, Cloud Platforms
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Emotional Intelligence, Drive Engagement, Cognitive flexibility, Leadership, Team Motivation, Organizational Leadership, Team Building, Leadership Development, Business Leadership, Team Leadership, Team Performance Management, Leadership and Management, Adaptability, Professional Development, Personal Development, Employee Coaching, Change Management, Coaching, Visionary, Business Communication
Intermediate · Course · 1 - 4 Weeks

INSEAD
Skills you'll gain: Blockchain, Digital Assets, FinTech, Business Transformation, Business Leadership, Governance, Cryptography, Financial Inclusion, Business Analysis, Organizational Structure, Strategic Leadership, Public Key Infrastructure, Emerging Technologies, Plan Execution, Solution Design, Payment Systems, Entrepreneurship, Cryptographic Protocols, Financial Systems, Market Opportunities
Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Health Disparities, Health Equity, Health Policy, Systems Thinking, Health Informatics, Public Health, Economics, Policy, and Social Studies, Social Justice, Community Health, Health Systems, Social Impact, R (Software), Data Analysis, Data Literacy, R Programming, Data Visualization, Data-Driven Decision-Making, Diversity Awareness
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Growth Mindedness, Emotional Intelligence, Empathy & Emotional Intelligence, Goal Setting, Persistence, Self-Motivation, Personal Development, Creativity, Creative Thinking, Smart Goals, Adaptability, Self-Awareness, Empathy, Empowerment, Resilience, Curiosity, Innovation, Overcoming Obstacles, Courage, Mindfulness
Beginner · Course · 1 - 3 Months