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.

KodeKloud
Skills you'll gain: Git (Version Control System), GitHub, Version Control, Collaborative Software, DevOps, Continuous Integration, File Management, Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: MySQL, Business Intelligence, Role-Based Access Control (RBAC), SQL, Relational Databases, Data Presentation, Data Visualization Software, Database Management, Databases, Data Access, Query Languages, Data Transformation, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Scatter Plots, Histogram, Data Visualization, Data Manipulation, Data Import/Export, JSON, Data Cleansing, Data Visualization Software, Data Preprocessing, Exploratory Data Analysis, Data Analysis, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Storyboarding, Canva (Software), Storytelling, Marketing Design, Content Creation, Presentations, Marketing Materials, Dashboard, Collaborative Software, Graphic Design, Marketing, User Accounts, Business
Intermediate · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Electrical Systems, Basic Electrical Systems, Manufacturing and Production, Manufacturing Processes, Production Process, Energy and Utilities, Thermal Management, Sustainable Technologies, Safety Standards, Materials science, Quality Assurance, Performance Testing, Chemistry
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Lean Manufacturing, Lean Six Sigma, Process Mapping, Statistical Process Controls, Six Sigma Methodology, Failure Mode And Effects Analysis, Kaizen Methodology, Process Optimization, Quality Improvement, Operational Efficiency, Process Improvement, Performance Measurement, Manufacturing Operations, Quality Management, Operational Excellence, Business Process, Statistical Analysis, Performance Metric, Waste Minimization, Kanban Principles
Beginner · Specialization · 1 - 3 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authentications, Key Management, Cloud Applications, Application Security, Secure Coding, DevSecOps, Cloud Computing, Cloud Services, Identity and Access Management, Multi-Factor Authentication, Security Testing, Cryptography, Web Services, Server Side
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Agentic systems, Artificial Intelligence, Algorithms, Python Programming, Theoretical Computer Science, Liberal Arts
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Value Propositions, Business Strategy, Innovation, Strategic Marketing, Customer Insights, New Product Development, Entrepreneurship, Continuous Improvement Process, Competitive Analysis, Case Studies, Problem Solving, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Multimedia, Content Creation, Public Speaking, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Security Awareness, Cybersecurity, Cyber Attacks, Cyber Security Policies, Threat Detection, ISO/IEC 27001, Security Controls, Computer Security, Network Security, Risk Management Framework, Information Systems, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Graph Theory, Programming Principles, Theoretical Computer Science, Computer Science, Computer Programming, Python Programming, Pandas (Python Package), Machine Learning Algorithms, Computational Thinking, C++ (Programming Language), Data Architecture, Random Forest Algorithm, Performance Tuning, Object Oriented Programming (OOP), Network Analysis, Program Development, Problem Solving, Debugging
Intermediate · Specialization · 3 - 6 Months