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: JSON, Application Programming Interface (API), Restful API, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
★ 4.8 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Phlebotomy, Blood Collection, Urinalysis, Geriatrics, Laboratory Testing, Venipuncture, Electocardiography, Pediatrics, Specimen Collection, Patient Education and Support, Medical Laboratory, Cardiology, Child Health, Medical Assistance, Patient Preparation, Cardiac Dysrhythmia, Diagnostic Tests, Basic Patient Care, Patient Communication, Infection Control
★ 4.7 (18) · Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Web Scraping, Restful API, Network Protocols, JSON, Extensible Markup Language (XML), Web Services, Data Access, TCP/IP, Application Programming Interface (API), Hypertext Markup Language (HTML), Python Programming, Software Installation
★ 4.2 (12) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Video Editing, TikTok, Storytelling, Timelines, Visual Storytelling, Content Creation, Multimedia, Post-Production, Animations, Video Production, Color Matching, Editing, Typography
★ 4.2 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Gmail, Email Automation, Google Workspace, Prioritization, Productivity Software, Workflow Management, Organizational Skills, Communication
★ 4.7 (27) · Intermediate · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Classification And Regression Tree (CART), Probability & Statistics, AI Personalization, Statistical Software, Regression Analysis, Model Evaluation, Data-Driven Decision-Making, Data Ethics, Unsupervised Learning, Statistical Modeling, Data Visualization, Customer Analysis, Statistical Analysis, Predictive Analytics, Anomaly Detection, Statistical Hypothesis Testing, Advanced Analytics, Machine Learning
★ 4.9 (19) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Google Gemini, Gemini, Application Deployment, Responsible AI, Software Development Tools, Google Cloud Platform, Generative AI, AI literacy, AI Integrations, Debugging, Application Development, Cloud-Based Integration
★ 4.9 (31) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Visualization (Computer Graphics), Graphical Tools, Design Software, Control Panels, Editing, Build Tools, User Interface (UI), Design, Design and Product, Creative Design, Software Installation
★ 4.9 (22) · Mixed · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LLM Application, Tool Calling, Large Language Modeling, Generative AI Agents, AI Workflows, Context Management, Memory Management, Prompt Engineering, Agentic systems, Data Persistence, System Design and Implementation
★ 4.6 (18) · Intermediate · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Flutter (Software), Cross Platform Development, Mobile Development, Web Design and Development, iOS Development, Development Environment
★ 4.5 (26) · Beginner · Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Data Structures, File I/O, Data Processing, Application Development, Code Reusability, Maintainability, File Management, File Systems, Programming Principles, Computer Programming, Python Programming, System Configuration, Data Import/Export, Software Development, Virtual Machines
★ 4.7 (23) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Microsoft Power Automate/Flow, Microsoft Power Platform, Microsoft 365, Collaborative Software, Security Controls, Continuous Monitoring, Security Management, AI Integrations, Threat Detection, Compliance Management, AI Security, Generative AI Agents, Workflow Management, Business Process Automation, Automation, Generative AI
★ 4.2 (18) · Intermediate · Course · 1 - 4 Weeks