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.

DeepLearning.AI
Skills you'll gain: Descriptive Statistics, Bayesian Statistics, Statistical Hypothesis Testing, Probability & Statistics, Sampling (Statistics), Probability Distribution, Linear Algebra, Statistical Inference, A/B Testing, Statistical Analysis, Applied Mathematics, NumPy, Probability, Calculus, Dimensionality Reduction, Numerical Analysis, Mathematical Modeling, Data Preprocessing, Machine Learning, Machine Learning Methods
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Excel Macros, Programming Principles, Visual Basic (Programming Language), Computer Programming, Spreadsheet Software, Problem Solving, Automation, Algorithms, Debugging, Data Management, Data Cleansing
Beginner · Course · 1 - 3 Months

Atchison Technology
Advanced · Course · 1 - 3 Months

Edureka
Skills you'll gain: Vibe coding, Prompt Engineering, Responsible AI, Prompt Patterns, Claude Code, Prompt Engineering Tools, Authentications, LLM Application, AI Workflows, AI Enablement, Anthropic Claude, Application Deployment, Cloud Development, Full-Stack Web Development, Application Development, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents, Artificial Intelligence, Agentic systems
Intermediate · Specialization · 3 - 6 Months

Northwestern University
Skills you'll gain: Social Media, Social Media Marketing, Target Audience, Social Media Strategy, Digital Transformation, Professional Networking, Marketing Strategies, Social Network Analysis, Market Analysis, Real Time Data
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Shell Script, Bash (Scripting Language), Unix Shell, Package and Software Management, Command-Line Interface, Docker (Software), Software Installation, Remote Access Systems, Linux Commands, Linux, OS Process Management, User Accounts, Containerization, Linux Servers, System Configuration, Linux Administration, File Management, Software Development, Git (Version Control System)
Beginner · Course · 3 - 6 Months

University of California, Davis
Skills you'll gain: Search Engine Optimization, Keyword Research, Web Analytics and SEO, Digital Marketing, Content Strategy, Web Analytics, Marketing, AI Personalization, User Research, Competitive Analysis, Social Media, User Experience
Intermediate · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Design Thinking, Human Centered Design, Innovation, Prototyping, Ideation, Design Strategies, User Experience Design, Product Development, Design, Design Research, User Feedback, Customer Insights
Beginner · Course · 1 - 3 Months
LearnQuest
Skills you'll gain: Java Programming, Java, File I/O, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Software Design, Computer Programming, Application Frameworks, Data Structures, Virtual Machines, Web Development, Debugging, Data Persistence, Package and Software Management, Development Environment
Intermediate · Specialization · 3 - 6 Months

The Linux Foundation
Skills you'll gain: Package and Software Management, Open Source Technology, Git (Version Control System), Linux, Command-Line Interface, Bash (Scripting Language), File Systems, Unix Commands, GitHub, Linux Administration, Version Control, Linux Commands, User Accounts, CI/CD, Shell Script, System Configuration, Collaborative Software, Scripting, Software Development Tools, Software Versioning
Beginner · Specialization · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, USB, Electronic Systems, Simulations, Engineering Documentation, Semiconductors, Electrical Engineering, Engineering Design Process, Electrical Systems, Electronic Components, Electrical Power, Hardware Design, Electronics, Technical Communication, Electronics Engineering, electromagnetics, Electric Power Systems, Simulation and Simulation Software, Design Specifications
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Model Context Protocol, GitHub, Responsible AI, Git (Version Control System), Microsoft Copilot, Model Evaluation, Object-Relational Mapping, Package and Software Management, Restful API, Open Source Technology, Authentications, Prompt Patterns, AI Security, Generative AI, Security Controls, Agentic Workflows, Security Strategy, Enterprise Architecture, Automation Engineering, Machine Learning
Beginner · Specialization · 3 - 6 Months