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: Software Development Life Cycle, Cloud-Native Computing, Software Architecture, Hibernate (Java), Database Design, Responsive Web Design, Docker (Software), Containerization, Git (Version Control System), GitHub, Object Oriented Programming (OOP), CI/CD, Restful API, Data Ethics, Java Programming, Model Deployment, Version Control, Database Management, Software Development, Software Design
★ 4.6 (7.8K) · Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Unit Testing, JUnit, Test Case, Software Testing, Software Development, Software Engineering, Java Programming, Java
★ 4.5 (25) · Beginner · Guided Project · Less Than 2 Hours

Princeton University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Java, Performance Testing, Java Programming, Computational Thinking, Memory Management, Spatial Data Analysis
★ 4.9 (12K) · Intermediate · Course · 3 - 6 Months
Skills you'll gain: Data Cleansing, Sampling (Statistics), Data Integrity, Data Quality, Data Processing, Data Analysis, Data Transformation, Data Validation, Data Manipulation, Analytics, Sample Size Determination, SQL, Spreadsheet Software
★ 4.8 (19K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Apache Spark, Large Language Modeling, Retrieval-Augmented Generation, PyTorch (Machine Learning Library), Computer Vision, Unsupervised Learning, Generative Model Architectures, Prompt Patterns, Generative AI, PySpark, Model Optimization, Keras (Neural Network Library), Supervised Learning, LLM Application, Vector Databases, Fine-tuning, Machine Learning, Python Programming, Data Science
★ 4.6 (22K) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Vibe coding, Responsible AI, AI powered creativity, Brainstorming, Planning, Visual Storytelling, Prompt Patterns, Generative AI, Data Wrangling, Data Analysis, Content Creation, Presentations, AI literacy, Communication Planning, Business Communication, Artificial Intelligence, Data Visualization, Research, Project Management, Machine Learning
★ 4.8 (8.8K) · Beginner · Professional Certificate · 3 - 6 Months
Duke University
Skills you'll gain: Predictive Modeling, Data Storytelling, Database Design, Dashboard, Predictive Analytics, MySQL, Data Presentation, Relational Databases, SQL, Tableau Software, Business Analytics, Business Metrics, Data Visualization Software, Process Development, Data Visualization, Business Analysis, Data Analysis, Big Data, Business Communication, Microsoft Excel
★ 4.6 (15K) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: R (Software), Statistical Analysis, R Programming, Statistical Programming, Statistical Methods, Data Analysis, Debugging, Simulations, Program Development, Programming Principles, Software Installation, Data Structures, Performance Tuning, Data Import/Export
★ 4.5 (22K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Process Modeling, Prompt Patterns, Generative AI, Business Workflow Analysis, Systems Analysis, AI Workflows, AI literacy, Process Optimization, Miro AI, Process Mapping, Systems Architecture, Solution Architecture, Software Architecture, Systems Thinking, Responsible AI, Machine Learning, Project Documentation, Stakeholder Communications, Technical Consulting
★ 4.7 (12K) · Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Software Testing, Test Case, Eclipse (Software), Test Tools, Test Data, Test Automation, Test Execution Engine, Integrated Development Environments, Java
★ 3.9 (54) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Extract, Transform, Load, Data Storytelling, Data Visualization, Dashboard Creation, Database Design, Presentations, Data Presentation, Descriptive Statistics, IBM DB2, Business Intelligence, Data Visualization Software, Statistical Hypothesis Testing, Tableau Software, Relational Databases, Database Systems, Statistical Visualization, IBM Cognos Analytics, Interactive Data Visualization, Excel Formulas
★ 4.7 (16K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Django (Web Framework), Bootstrap (Front-End Framework), Responsive Web Design, Hypertext Markup Language (HTML), Back-End Web Development, HTML and CSS, Relational Databases, Object Oriented Programming (OOP), Database Management Systems, Database Management, Code Reusability, Database Theory, SQL, Database Design, Front-End Web Development, Unit Testing, MySQL, Computer Programming, Pseudocode, Communication
★ 4.7 (18K) · Beginner · Specialization · 3 - 6 Months