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.

Skills you'll gain: Routing Protocols, Virtual Private Networks (VPN), Network Troubleshooting, Open Shortest Path First (OSPF), Network Engineering, Network Routing, Border Gateway Protocol, TCP/IP, Multiprotocol Label Switching, Network Administration, Network Security, Network Monitoring, Network Performance Management, Dynamic Host Configuration Protocol (DHCP), Authentications, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Advertising Campaigns, Pay Per Click Advertising, Marketing, Marketing Effectiveness, Search Engine Marketing, Online Advertising, Campaign Management, Digital Marketing, Marketing Strategies, Keyword Research, Product Marketing, Target Audience
Intermediate · Course · 1 - 4 Weeks

HubSpot Academy
Skills you'll gain: Sales Management, Sales Process, Sales Development, Employee Onboarding, Sales Strategy, Employee Coaching, Process Design, Team Management, Employee Training, Target Market, Recruitment Strategies, Goal Setting
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Graphic and Visual Design Software, Infographics, Graphic Design, Design, Visualization (Computer Graphics), User Accounts, Google Workspace, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Jenkins, Selenium (Software), Apache Maven, CI/CD, Object Oriented Programming (OOP), JUnit, Java, Software Design Patterns, Test Automation, Software Testing, Maintainability, Test Case, Browser Compatibility, Software Design, Test Execution Engine
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: NumPy, Scientific Visualization, Data Visualization, Jupyter, Time Series Analysis and Forecasting, Graphing, Data Structures, Python Programming, Numerical Analysis, Data Manipulation, Mathematical Software, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Project Performance, Billing & Invoicing, Project Schedules, Expense Management, Project Accounting, Project Management, Project Management Software, Financial Reporting, Scheduling, Budget Management, Time Management, Team Management, Capital Budgeting
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud Infrastructure, Kubernetes, Google Cloud Platform, Cloud-Native Computing, Virtual Machines, Istio, Load Balancing, Virtual Networking, Serverless Computing, Redis, Linux
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Network Security, Network Administration, Infrastructure Security, Ansible, Firewall, Network Infrastructure, Security Controls, Wireless Networks, Network Monitoring, Computer Networking, Identity and Access Management, Authorization (Computing), Scripting, Authentications, Automation, Encryption, Data Modeling, Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Database Design, SQL, Relational Databases, Databases, Database Systems, Database Management, Data Modeling, Query Languages
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Illustrator, Document Management, File Management, Adobe Creative Cloud, Graphic and Visual Design, Graphic Design, Graphic and Visual Design Software, Visual Design, Cloud Storage, Workflow Management, Computer Graphic Techniques, Design Strategies, Creative Thinking, Creative Problem-Solving, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Automation, Application Programming Interface (API), Scripting, Python Programming, Web Scraping, Data Import/Export, Data Manipulation
Intermediate · Course · 1 - 3 Months