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.

Amazon Web Services
Skills you'll gain: Amazon Web Services, Data Visualization, Grafana, Interactive Data Visualization, Hybrid Cloud Computing, Multi-Cloud, Prometheus (Software), Managed Services
★ 4.5 (15) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: WordPress, Responsive Web Design, AI Personalization, Web Design, Web Analytics and SEO, Web Content, Google Analytics, Security Software, AI literacy, Web Presence, AI powered creativity, Cloud Hosting, Web Frameworks, Artificial Intelligence, Control Panels
★ 4.3 (6) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Customer Analysis, Unsupervised Learning, Customer Insights, Marketing Analytics, Applied Machine Learning, Data Analysis, Machine Learning Methods, Web Analytics, Data-Driven Marketing, Retail Store Operations, Machine Learning, Machine Learning Algorithms, Histogram, Decision Tree Learning, Data Preprocessing, Pandas (Python Package)
★ 4.9 (9) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Exploitation techniques, Border Gateway Protocol, Malware Protection, Cybersecurity, Routing Protocols, Internet Of Things, Network Security, Cyber Attacks, Threat Detection, Network Monitoring, Network Routing, Network Analysis, Cyber Risk, Network Protocols, Vulnerability Assessments, Docker (Software), Containerization
★ 4.8 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Secure Coding, Application Security, Open Web Application Security Project (OWASP), Security Engineering, Cyber Attacks, Cybersecurity, Security Requirements Analysis, Security Testing, Threat Modeling, Vulnerability Assessments, Software Design, Encryption, Vulnerability Management, Security Controls, Data Security, Cryptography, Continuous Monitoring, Authentications, Development Testing, System Monitoring
★ 5 (6) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Software Design Patterns, Software Engineering, Java, Unified Modeling Language, Software Design, Java Programming, Software Architecture, Model View Controller, Programming Principles, Conceptual Design
★ 4.6 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Personalization, AI powered creativity, Generative AI, Virtual Environment, Virtual Reality, Storytelling, Game Design, Interactive Design, Content Creation, Education Software and Technology, Media Production
★ 4.8 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Cloud API, Application Programming Interface (API), Postman API Platform, API Design, API Testing, Java Programming, Java, Mobile Development, Apache Maven, Application Development, Data Access, Web Development, Eclipse (Software), Software Design
Intermediate · Guided Project · Less Than 2 Hours

Corporate Finance Institute
Skills you'll gain: Regression Analysis, Correlation Analysis, Advanced Analytics, Statistical Methods, Statistical Modeling, Statistical Analysis, Predictive Modeling, Data Analysis, Scikit Learn (Machine Learning Library), Microsoft Excel, Statistical Programming, Data Analysis Software, Model Evaluation, Supervised Learning
★ 4.7 (7) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Marketing Analytics, Marketing Effectiveness, Data-Driven Marketing, Google Analytics, Conversion Funnel Analysis, Marketing Automation, Return On Investment, Digital Marketing Tools, Google Ads, Marketing, Marketing Strategies, Online Advertising, Digital Advertising, Analytics, Content Management Systems, WordPress, Facebook, Data Collection
★ 4.3 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SolidWorks (CAD), 3D Modeling, Assembly Drawing, Engineering Design Process, Mechanical Design, Computer-Aided Design, Mechanical Engineering, Torque (Physics), Verification And Validation, Functional Testing
★ 5 (14) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), Prototyping, Responsive Web Design, UI Components, User Interface and User Experience (UI/UX) Design, Layout Design, User Interface (UI) Design, User Experience, Digital Design, Interactive Design, Interaction Design, Style Guides, Version Control
★ 4.7 (6) · Mixed · Course · 1 - 3 Months