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.

LearnKartS
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Java, Code Reusability, Maintainability, Programming Principles, Computer Programming, Application Development, Android Development, Java Platform Enterprise Edition (J2EE), Memory Management
★ 4.4 (35) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Competitive Analysis, Market Research, Market Analysis, Customer Analysis, Competitive Intelligence, Responsible AI, Generative AI, Market Intelligence, Customer Insights, Market Trend, Trend Analysis, Analytics, Data Analysis
★ 4.6 (38) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Model Evaluation, Supervised Learning, Unsupervised Learning, Data Preprocessing, Time Series Analysis and Forecasting, Applied Machine Learning, Model Training, Machine Learning Methods, Machine Learning Algorithms, Statistical Machine Learning, Feature Engineering, Machine Learning Software, Dimensionality Reduction, Machine Learning, Predictive Modeling, Data Wrangling, Predictive Analytics, Forecasting, Data Processing, Anomaly Detection
★ 4.5 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Inference, Probability Distribution, R Programming, Statistical Visualization, R (Software), Statistical Programming, Statistical Methods, Probability & Statistics, Statistics, Data Visualization, Statistical Analysis, Plot (Graphics), Statistical Modeling, Statistical Hypothesis Testing, Data Analysis, Probability
★ 4.8 (37) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Amazon Web Services, Containerization, AWS CloudFormation, Infrastructure as Code (IaC), Amazon CloudWatch, CI/CD, Kubernetes, Cloud Deployment, Cloud-Native Computing, Cloud Infrastructure, Application Deployment, Serverless Computing, Software Development Life Cycle, Systems Development Life Cycle, Configuration Management, Disaster Recovery, Continuous Deployment, Amazon Elastic Compute Cloud, DevOps, API Gateway
★ 4.4 (32) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: COBOL (Programming Language), Job Control Language (JCL), IBM DB2, Mainframe Computing, Mainframe Technologies, Relational Databases, File I/O, File Management, Data Management, Database Theory, Databases, Database Management Systems, Data Storage, Data Access, Programming Principles, Command-Line Interface, Computer Programming
★ 3.6 (54) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Google Workspace, AI literacy, Document Management, File Management, Data Synthesis, Content Management, Prompt Engineering
★ 4.8 (33) · Beginner · Course · 1 - 4 Weeks
Codio
Skills you'll gain: Apache Maven, Build Tools, JSON, JUnit, Java Programming, Java, Web Services, Programming Principles, Package and Software Management, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
★ 4.7 (37) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Storyboarding, Canva (Software), Storytelling, Visual Storytelling, Marketing Design, Marketing Collateral, Content Creation, Presentations, Animations, Motion Graphics, Dashboard, Graphic Design, Marketing, User Accounts, Business
★ 4.7 (26) · Intermediate · Guided Project · Less Than 2 Hours

University of Houston
Skills you'll gain: Value-Based Care, Medical Management, Preventative Care, Care Management, Medical Office Procedures, Practice Management, Public Health and Disease Prevention, Case Management, Utilization Management, Interoperability, Primary Care, Health Informatics, Patient-centered Care, Chronic Diseases, Community Health, Public Health, Data Management, Health Education
★ 4.7 (45) · Beginner · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Game Design, Design, Virtual Reality, User Experience Design, Design Strategies, Diversity Awareness, Design Research, Augmented and Virtual Reality (AR/VR), Psychology, Virtual Environment, Cultural Sensitivity, Cultural Diversity
★ 3.8 (27) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, Generative Model Architectures, AI Product Strategy, Google Cloud Platform, AI Workflows, Artificial Intelligence
★ 4.7 (44) · Beginner · Course · 1 - 3 Months