Linux Basics courses can help you learn command line navigation, file management, user permissions, and process management. You can build skills in shell scripting, system monitoring, and troubleshooting common issues. Many courses introduce tools like the Bash shell, Git for version control, and text editors such as Vim or Nano, showing how these skills are applied in real-world environments to manage servers and automate tasks.

Skills you'll gain: Apache Hive, Database Management, SQL, Big Data, Database Systems, Amazon Web Services, Data Management, Amazon S3, Apache Hadoop, Data Storage, Cloud Storage, Performance Tuning, File Systems, Command-Line Interface, Virtual Machines
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Keyword Research, Email Marketing, Digital Marketing, Campaign Management, Marketing Analytics, Online Advertising, Performance Analysis, Consumer Behaviour, Marketing Strategies, Key Performance Indicators (KPIs), Web Analytics and SEO, Search Engine Optimization, Web Content, Customer Analysis, Data Collection, Advertising Campaigns
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Merchandising, Merchandise Displays, Inventory Management System, Retail Management, Consumer Behaviour, Visual Merchandising, Planogram, Retail Store Operations, Retail Sales, Marketing Psychology, Selling Techniques, Customer Insights, Analysis, Design
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Environmental Monitoring, Environmental Regulations, Environmental Laws, Environment, Environmental Science, Geospatial Information and Technology, Robotics, Ethical Standards And Conduct, Research, Data Analysis Software, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Management, Databases, Relational Databases, Database Architecture and Administration, Data Security, User Accounts, Secure Coding, SQL, Application Security, Vulnerability Scanning, NoSQL, Role-Based Access Control (RBAC), Encryption, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Jetpack, Responsive Web Design, UI Components, Kotlin, Mobile Development, User Interface (UI) Design, User Interface (UI), Cross Platform Development, Animations
Intermediate · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Health Policy, Epidemiology, Infectious Diseases, Public Health, Policy Analysis, Mathematical Modeling, Case Studies, Biostatistics, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Programming Principles, Robotics, Python Programming, Computer Programming, Automation, Algorithms, Debugging, Development Environment, Data Structures
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Cloud-Native Computing, Software Engineering, Distributed Computing, Cloud Storage, Extract, Transform, Load, Google Cloud Platform, Big Data, Cloud Computing, Serverless Computing, Cloud Technologies, Data Lakes, Data Pipelines, Amazon Web Services, Command-Line Interface, Python Programming, Data Governance, NumPy, Rust (Programming Language)
Intermediate · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Authentications, Public Key Infrastructure, Cryptography, Data Encryption Standard, Computer Security, Cybersecurity, Network Security, Security Controls, Encryption, Multi-Factor Authentication
Intermediate · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, FinTech, Cryptography, Distributed Computing, Transaction Processing, Payment Systems, Emerging Technologies, Digital Assets, Software Systems, Computer Systems, Software Architecture, Data Integrity, Network Analysis, Peer Review
Beginner · Course · 1 - 4 Weeks
EDUCBA
Skills you'll gain: Splunk, Security Information and Event Management (SIEM), Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Dashboard, Incident Response, Computer Security Incident Management, Threat Detection, User Accounts, Data Transformation, Authorization (Computing), Cybersecurity, Machine Learning, Event Monitoring, Systems Administration, Security Management, Data Manipulation, Data Analysis, Statistical Analysis
Beginner · Specialization · 1 - 3 Months