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: Data Warehousing, IBM Cognos Analytics, Extract, Transform, Load, Database Architecture and Administration, Data Visualization, Database Design, Dashboard Creation, Data Modeling, MySQL, Business Intelligence, Database Management, Data Architecture, Data Visualization Software, Data Pipelines, PostgreSQL, Shell Script, Data Transformation, Business Metrics
Intermediate · Course · 1 - 3 Months

The University of Notre Dame
Skills you'll gain: Communication Systems, Wireless Networks, Digital Communications, Telecommunications, General Networking, Digital Signal Processing, Electrical Engineering, Reliability
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Performance Metric, Performance Analysis, Performance Measurement, Customer Demand Planning, Dashboard, Market Opportunities, Business Metrics, Decision Making, Strategic Decision-Making, Agile Methodology, Real Time Data, Management Reporting, Business Intelligence, Organizational Effectiveness, Business Leadership, Data-Driven Decision-Making, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Storage, Data Architecture, Cloud Security, Database Management, Cloud Platforms, Databases, Security Management, User Provisioning, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS Kinesis, AWS SageMaker, AWS CloudFormation, Cloud Engineering, Data Quality, Docker (Software), Data Pipelines, Software Development Tools, Data Security, Data Import/Export, Database Systems, Databases, Version Control, Apache Spark, Apache Airflow, Data Modeling, Cloud Security, Database Management Systems, AWS Identity and Access Management (IAM), Data Processing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Relational Databases, Database Design, Transact-SQL, Data Visualization, Microsoft SQL Servers, Power BI, Databases, Database Management, Database Development, Data Presentation, Data Visualization Software, SQL, Data Preprocessing, Data Management, Data Integrity, Data Access, Data Manipulation, Data Transformation, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Spring Boot, JUnit, Real Time Data, Java, Data Pipelines, Unit Testing, Restful API, Integration Testing, Scalability
Intermediate · Course · 3 - 6 Months

Edureka
Skills you'll gain: Performance Tuning, Web Development, Web Applications, Software Architecture, Other Programming Languages, Network Security, Memory Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Cassandra, NoSQL, Databases, Database Management Systems, Application Deployment, Database Architecture and Administration, Database Design, Query Languages, Data Architecture, Database Management, Data Storage, System Monitoring, Data Maintenance, Distributed Computing, Data Modeling, Data Security, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Open Source Technology, Unix Shell, Collaborative Software, Software Installation, Unix Commands, Microsoft Visual Studio, Software Versioning, Linux Commands, Linux, Mac OS, Web Development Tools, Shell Script, File Management, Command-Line Interface, Code Review, Application Deployment, React.js
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Exploit development, Penetration Testing, Cyber Operations, Malware Protection, Exploitation techniques, Network Monitoring, Object Oriented Programming (OOP), Vulnerability Scanning, Network Security, Network Protocols, Network Analysis, Scripting Languages, Scripting, Remote Access Systems, Python Programming, Program Development, Command-Line Interface, Code Reusability, Package and Software Management
Advanced · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Empathy & Emotional Intelligence, Health Informatics, Personal Attributes, Public Health, Health Policy, Personal Development, Public Health and Disease Prevention, Clinical Informatics, Intercultural Competence, Cultural Responsiveness, Emergency Services, Health Care Administration, Health Administration, Crisis Intervention, Health Equity, Initiative and Leadership, Professional Development, Data Analysis, Cultural Diversity, Adaptability
Beginner · Specialization · 3 - 6 Months