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.

Erasmus University Rotterdam
Skills you'll gain: Data Analysis, Statistical Reporting, Statistical Analysis, Statistical Software, Small Data, Qualitative Research, Research, R (Software), R Programming, Sampling (Statistics), Research Methodologies, Statistical Methods, Data Collection
★ 4.9 (29) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon DynamoDB, Cloud Services, Cloud Computing, Relational Databases, Cloud Storage, Amazon CloudWatch, Databases, Database Management, Virtual Private Networks (VPN), Configuration Management
★ 4.3 (20) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cryptography, Encryption, Application Development, Security Engineering, C and C++, C++ (Programming Language)
★ 4.2 (17) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Product Promotion, Marketing Materials, Promotional Strategies, Graphic and Visual Design Software, Product Knowledge, Design, Dashboard, Graphic and Visual Design, Commercialization, Creative Design, Graphic Design, Selling Techniques, Sales
★ 3.8 (18) · Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Python Programming, Programming Principles, Code Reusability, Object Oriented Design, File Management, Data Structures, Computer Programming, Algorithms, Data Storage, Computational Logic
★ 3.9 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Full-Stack Web Development, Email Automation, Front-End Web Development, HTML and CSS, User Interface (UI), Web Design, Code Reusability, Server Side, Java Programming, Email Marketing, MySQL, Program Development, Hypertext Markup Language (HTML), Software Architecture, Web Applications, Back-End Web Development, Development Testing, Cascading Style Sheets (CSS), Case Studies
★ 4.4 (22) · Intermediate · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Model Evaluation, Feature Engineering, Data Science, Data Analysis, Business Analytics, Data Literacy, Statistical Methods, Predictive Analytics, Predictive Modeling, Data-Driven Decision-Making, Regression Analysis, Statistical Analysis, Business Intelligence, Applied Machine Learning, Machine Learning Methods, Machine Learning, Data Processing, Data Cleansing, Exploratory Data Analysis, Data Preprocessing
★ 4.8 (16) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Pinterest, Canva (Software), Visual Storytelling, Content Creation, Social Media Content, Storytelling, Graphic Design, Digital Publishing, Driving engagement, Marketing
★ 4.7 (16) · Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Risk Analysis, Project Risk Management, Risk Management, Risk Modeling, Risk Mitigation, Risk Control, Agile Methodology, Hazard Analysis, Project Controls, Stakeholder Engagement, Stakeholder Management, Earned Value Management, Risk Appetite, Project Performance, Dependency Analysis, Performance Metric, Agile Project Management, Simulation and Simulation Software, Project Management Institute (PMI) Methodology, Business Metrics
★ 4.8 (17) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Graph Theory, R (Software), Social Sciences, Statistical Analysis, R Programming, Statistical Software, Sociology, Network Model, Statistical Modeling, Statistical Hypothesis Testing, Statistical Methods, Dependency Analysis
★ 4.3 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Expense Management, Google Sheets, Data Visualization, Spreadsheet Software, Budgeting, Budget Management, Financial Forecasting, Microsoft Excel
★ 4.9 (43) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: GitHub Copilot, Unit Testing, Test Script Development, Flask (Web Framework), Front-End Web Development, Web Applications, Web Development, Microsoft Visual Studio, Python Programming, Development Environment, User Interface (UI), Generative AI, Software Installation
★ 4.7 (18) · Intermediate · Guided Project · Less Than 2 Hours