Software testing courses can help you learn test planning, test case design, automated testing, and performance testing. You can build skills in identifying bugs, writing effective test scripts, and using various testing methodologies. Many courses introduce tools like Selenium for automation, JUnit for unit testing, and JIRA for issue tracking, showing how these skills apply in real-world software development environments.

Pontificia Universidad Católica de Chile
Skills you'll gain: Three-Phase, Electrical Engineering, Electrical Systems, Electronic Systems, Electric Power Systems, Electrical Power, Electrical and Computer Engineering, Basic Electrical Systems, Electronic Components, Electronics Engineering, Electronics, Engineering Analysis, Network Analysis, Simulation and Simulation Software
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: z/OS, Mainframe Computing, Computer Architecture, Mainframe Technologies, System Programming, Computational Logic, Programming Principles, Computer Programming, Computer Science, Job Control Language (JCL)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Wide Area Networks, Data Centers, Virtual Networking, Virtual Machines, Network Administration, Virtualization, Network Architecture, Virtual Private Networks (VPN), Wireless Networks, Network Monitoring, Network Performance Management, Network Troubleshooting, Software-Defined Networking, Network Security, Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks, Security Controls, Key Management, Internet Of Things, Disaster Recovery
Advanced · Course · 1 - 3 Months

Skills you'll gain: Command-Line Interface, Unix Commands, Remote Access Systems, Linux Commands, Unix Shell, Unix, System Configuration, Computer Hardware, Data Maintenance, Package and Software Management, Linux Administration, File Systems, Embedded Systems, USB, Operating Systems, File Management, Scripting, Peripheral Devices, Software Installation
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Project Management Software, Collaborative Software, Team Management, Organizational Skills, Delegation Skills, Project Coordination, Data Sharing, Project Management, Workflow Management, Timelines, Leadership and Management, Document Management, File Management, Productivity Software, Project Planning, Information Architecture
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Collaborative Software, Git (Version Control System), Version Control, Debugging, Conflict Management, Root Cause Analysis, Reconciliation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Public Key Infrastructure, IT Security Architecture, Cloud Security, Hardening, Security Engineering, Cryptographic Protocols, Infrastructure Security, Information Systems Security, System Configuration, Cryptography, Endpoint Security, Key Management, Encryption, Mobile Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Data-Driven Decision-Making, Strategic Decision-Making, Product Management, Customer Insights, Data Analysis, Forecasting, A/B Testing, Business Analytics, Analytics, Prioritization, Statistical Analysis, Business Metrics, User Research, Customer Retention, Machine Learning Methods, Root Cause Analysis, Statistical Methods, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Transportation, Supply Chain, and Logistics, Inventory and Warehousing, Supplier Risk Management, Supply Chain Systems, Supply Chain Management, Supply Chain, Business Continuity, Supply Chain Planning, Inventory Management System, Responsible AI, Forecasting, AI Enablement, Predictive Analytics, Logistics, Data Ethics, Automation, AI Integrations, Logistics Management, Risk Mitigation, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: AI Personalization, Customer Insights, ChatGPT, Generative AI, Call Center Experience, Customer experience improvement, Customer Analysis, Customer Engagement, AI Integrations, AI Workflows, Customer Service, Process Optimization, Customer Support, Operational Efficiency, Automation, Analysis
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Price Negotiation, Sales Management, Sales Operations, Selling Techniques, Sales, Account Strategy, Enterprise Sales, B2B Sales, Driving engagement, Inside Sales, Training and Development, Regional Sales, Customer Engagement, Marketing Automation, LinkedIn, Drive Engagement, Key Performance Indicators (KPIs), AI Personalization, Personalized Campaigns, Video Production
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Threat Modeling, Cloud Management, Cloud Security, Cyber Threat Intelligence, Open Web Application Security Project (OWASP), Data Governance, Security Information and Event Management (SIEM), Cloud Computing Architecture, Incident Response, Identity and Access Management, Cloud Infrastructure, DevSecOps, Event Monitoring, Incident Management, AWS Identity and Access Management (IAM), MITRE ATT&CK Framework, Business Continuity Planning, Network Monitoring, Zero Trust Network Access, Disaster Recovery
Beginner · Specialization · 1 - 3 Months