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.

Coursera
Skills you'll gain: Plant Operations and Management, Process Engineering, Cost Management, Process Improvement, Project Management, Process Design, Operational Efficiency, Process Analysis, Process Optimization, Budgeting, Engineering Design Process, Process Management, Process Improvement and Optimization, Process Modeling, Occupational Safety And Health, Project Planning, Safety Standards, Performance Improvement, Simulation and Simulation Software, Operational Excellence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Red Hat Enterprise Linux, Package and Software Management, User Accounts, IT Automation, Software Installation, OS Process Management, Devops Tools, Linux Administration, File Systems, Linux Commands, Network Administration, Data Storage, Automation, Linux, Network Performance Management, Software Configuration Management, YAML, Infrastructure as Code (IaC), Scripting
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Endpoint Security, Network Security, Cyber Attacks, Encryption, Cyber Security Assessment, Application Security, Cyber Security Policies, Penetration Testing, Data Security, Firewall, Cryptography, Intrusion Detection and Prevention, Security Awareness, Security Software, Mobile Security, Email Security, Information Assurance, Human Factors (Security)
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Big Data, Data Analysis, Exploratory Data Analysis, AI Enablement, Data Wrangling, Data Preprocessing, Generative AI, Data Visualization Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Model View Controller, .NET Framework, Order Management, Object-Relational Mapping, Application Deployment, User Accounts, Order Management Systems, Database Management, Data Access, User Interface (UI) Design, Full-Stack Web Development, Cloud Deployment, Web Development, Authentications, Web Applications, User Interface and User Experience (UI/UX) Design, Cloud Applications, UI Components, User Interface (UI)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Bookkeeping, Financial Analysis, Financial Modeling, Financial Statements, Financial Statement Analysis, Financial Accounting, Financial Reporting, Microsoft Excel, Reconciliation, Income Statement, Accounting, Excel Formulas, Balance Sheet, Cash Flows, Spreadsheet Software, Auditing, Verification And Validation
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Event Marketing, Marketing Design, Canva (Software), Marketing Materials, A/B Testing, Campaign Planning, Promotional Materials, Promotions and Campaigns, Design Strategies, Campaign Management, Logo Design, Data-Driven Marketing, Email Marketing, Cross-Channel Marketing, Content Performance Analysis, Social Media Campaigns, Branding, Drive Engagement, Driving engagement, Experience Design
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Kotlin, Android Jetpack, Cross Platform Development, Mobile Development, Cloud Deployment, Android Development, Mobile Development Tools, Code Reusability, Back-End Web Development, UI Components, Server Side, Google Cloud Platform, Cloud Development, Frontend Integration, MongoDB, Interoperability, User Interface (UI), Web Applications, Systems Integration, Restful API
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Market Research, Marketing Psychology, Consumer Behaviour, Target Audience, Surveys, Marketing, Target Market, User Research, Data-Driven Decision-Making, Market Intelligence, Key Performance Indicators (KPIs), Customer Analysis, Business Research, Market Analysis, Marketing Strategies, Data-Driven Marketing, Performance Measurement, Survey Creation, User Feedback, Google Analytics
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Large Language Modeling, AI Security, LLM Application, Network Security, Security Controls, AI Integrations, Responsible AI, Network Monitoring, Hardening, Cybersecurity, Infrastructure Security, Information Systems Security, Threat Modeling, Cyber Risk, Firewall, Network Protocols, Data Ethics, AI literacy, Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C and C++, C++ (Programming Language), File I/O, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Computer Programming, Data Structures, Memory Management, Algorithms
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Linux, Linux Administration, Systems Administration, Display Devices
Beginner · Course · 1 - 4 Weeks