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.

Johns Hopkins University
Skills you'll gain: Model Evaluation, Predictive Modeling, Machine Learning Algorithms, Statistical Machine Learning, Feature Engineering, Supervised Learning, Predictive Analytics, Applied Machine Learning, Data Preprocessing, R Programming, Classification Algorithms, Machine Learning, Random Forest Algorithm, Regression Analysis, Exploratory Data Analysis, Data Wrangling
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Inference, Statistical Analysis, Data Literacy, Probability & Statistics, Estimation, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Data Modeling, Data Analysis, Microsoft Excel, Interactive Data Visualization, Advanced Analytics, Business Intelligence, Data Analysis Software, Statistical Analysis, Time Series Analysis and Forecasting, Microsoft PowerPoint, Microsoft 365, Microsoft Office, Query Languages
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft PowerPoint, Presentations, Microsoft Office, Editing, Microsoft 365, Multimedia, Graphic and Visual Design, Graphics Software, Productivity Software, Data Visualization, User Interface (UI)
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Productivity Software, Generative AI, Google Gemini, Problem Solving, Spreadsheet Software, Business Intelligence, Google Sheets, Business Solutions, Critical Thinking and Problem Solving, Artificial Intelligence, Prompt Engineering, ChatGPT, Creative Problem-Solving, Microsoft Excel, Excel Formulas, Microsoft Office, Microsoft 365, Data Entry, Data Management, User Interface (UI)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Virtual Networking, Data Persistence
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Word, Microsoft Office, Proofreading, Microsoft 365, Business Writing, Document Management, Productivity Software, Editing, Microsoft Windows, Writing and Editing, Computer Literacy, Technical Documentation, Writing, Web Content, Report Writing, Business Communication, Productivity, Collaborative Software, Collaboration, Web Content Accessibility Guidelines
Mixed · Course · 1 - 3 Months

Skills you'll gain: Stakeholder Engagement, Business Intelligence, Data-Driven Decision-Making, Dashboard, Business Analytics, Real Time Data, Data Integration, Data Modeling, Data Storytelling, Data Analysis, Key Performance Indicators (KPIs), Data Presentation, Business Process, Project Implementation, Data Pipelines
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Brute-force attacks, Encryption, Network Security, Cybersecurity, Data Storage, Vulnerability Assessments, Wireless Networks, Authentications, Data Security, Cyber Attacks, Drupal, Mac OS, Linux, Blockchain
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Project Closure, Engineering Management, Project Schedules, Project Controls, Work Breakdown Structure, Project Management Life Cycle, Scheduling, Project Implementation, Earned Value Management, Project Management, Timelines, Project Performance, Project Planning, Resource Planning, Resource Management, Resource Allocation, Forecasting, Performance Metric
Beginner · Course · 1 - 3 Months

Skills you'll gain: Minitab, Process Capability, Statistical Process Controls, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Sampling (Statistics), Statistical Visualization, Probability & Statistics, Probability Distribution, Data Analysis, Statistical Methods, Performance Analysis, Statistical Inference, Quality Control, Regression Analysis
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Software Quality Assurance, Enterprise Architecture, Open Web Application Security Project (OWASP), Data Governance, Database Theory, User Research, Stakeholder Engagement, Algorithms, Agile Software Development, Software Development Life Cycle, Unified Modeling Language, Software Architecture, Cybersecurity, Responsive Web Design, Java, Cascading Style Sheets (CSS), Agile Methodology, Object Oriented Programming (OOP), Data Ethics
Earn a degree
Degree · 1 - 4 Years