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: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
★ 3.7 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Excel Macros, Data Validation, Scatter Plots, Plot (Graphics), Pivot Tables And Charts, Microsoft Excel, Data Visualization, Regression Analysis, Excel Formulas, Statistical Visualization, Histogram, Data Analysis, Data Integrity, Statistical Modeling, Descriptive Statistics, Spreadsheet Software, Analytics, Financial Data, Financial Analysis, Automation
★ 4.9 (34) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Visualization, Keras (Neural Network Library), Data Preprocessing, Artificial Neural Networks, Statistical Visualization, Predictive Modeling, Model Training, Tensorflow, Applied Machine Learning, Feature Engineering, Data Processing, Data Science, Predictive Analytics, Data Manipulation, Deep Learning, Data Wrangling, Machine Learning, Model Evaluation, Regression Analysis, Python Programming
★ 4.7 (27) · Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Logistic Regression, Web Scraping, Data Visualization, Rmarkdown, Data Presentation, Data Storytelling, Version Control, Leaflet (Software), Statistical Modeling, Statistics, Statistical Hypothesis Testing, Statistical Reporting, Statistical Analysis, Data Cleansing, Probability & Statistics, Data Manipulation, R Programming, Data Preprocessing, R (Software), Data Wrangling
★ 4.2 (9) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Plot (Graphics), Data Visualization, Graphing, Matplotlib, Data Visualization Software, Statistical Visualization, Graphical Tools, Data Analysis Software, Data Analysis, Python Programming
★ 4.8 (48) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: SolidWorks (CAD), Assembly Drawing, Computer-Aided Design, 3D Modeling, Drafting and Engineering Design, Engineering Design Process, Mechanical Design, Design Software, Verification And Validation, Software Visualization, Animations, Functional Design, Mechanical Engineering, Simulation and Simulation Software, Simulations, Industrial Design, Torque (Physics), Functional Testing
★ 4.9 (38) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Software Documentation, Generative AI, Debugging, ChatGPT, Development Environment, Technical Documentation, Python Programming, Program Development, Software Development, Application Development
★ 4.3 (22) · Intermediate · Guided Project · Less Than 2 Hours

Politecnico di Milano
Skills you'll gain: Cloud Development, Amazon Elastic Compute Cloud, Cloud Applications, Cloud Infrastructure, Bioinformatics, Cloud Computing Architecture, Cloud Computing, Algorithms, Development Environment, Amazon Web Services, Model Optimization, Performance Tuning, Program Development, Computer Architecture, Hardware Architecture, Performance Testing, Application Performance Management, Computer Programming, Memory Management
★ 4.4 (26) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Mining, Innovation, Image Analysis, Big Data, Medical Imaging, Unstructured Data, Health Informatics, Analytics, Text Mining, Natural Language Processing, Health Care, Health Information Management, Medical Terminology, Interoperability, Classification Algorithms
★ 3.6 (26) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Autodesk Revit, Building Information Modeling, Document Management, Autodesk, Construction, Engineering Documentation, Architecture and Construction, Building Design, Architectural Drawing, Collaborative Software, Project Coordination, Computer-Aided Design, Digital Transformation, Architectural Design, Construction Management, Collaboration, 3D Modeling, Information Management, Data Modeling, Data Visualization
★ 4.1 (19) · Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Front-End Web Development, Hypertext Markup Language (HTML), Web Development, Application Deployment, Cloud Deployment, User Interface (UI), User Interface (UI) Design, Typography, Cloud Hosting, Software Engineering
★ 4.7 (30) · Intermediate · Specialization · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Analytical Testing, Laboratory Equipment, Materials science, Laboratory Testing, Analytical Chemistry, Structural Analysis, Laboratory Techniques, Systems Of Measurement
★ 4.8 (36) · Intermediate · Course · 1 - 3 Months