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.

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Preprocessing, Data Collection, Data Wrangling, Data Manipulation, SQL, MySQL, Databases, Query Languages, Pandas (Python Package), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Open Web Application Security Project (OWASP), Penetration Testing, Exploitation techniques, Distributed Denial-Of-Service (DDoS) Attacks, Mobile Security, Cybersecurity, Brute-force attacks, Network Security, Vulnerability Assessments, Web Applications, Wireless Networks, Encryption, Network Protocols
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Distributed Computing, Scalability, Performance Tuning, C++ (Programming Language), System Programming, Computer Architecture, Cross Platform Development, Hardware Architecture, Application Development, Algorithms, C (Programming Language), Development Environment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mechanical Engineering, Thermal Management, Engineering Analysis, Simulations, Numerical Analysis, Engineering, Mathematical Modeling, Physics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Debugging, Automation, Python Programming, Data Structures, Programming Principles, Data Import/Export, Scripting, Data Manipulation, File Management, Data Validation, Software Installation
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Responsible AI, Data Ethics, Microsoft Copilot, Generative AI, AI Enablement, Training and Development, ChatGPT, Productivity Software, Prompt Engineering, Developing Training Materials, Learning Management Systems, Innovation, Case Studies, Automation
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Search Engine Optimization, Web Analytics, Semantic Web, Performance Metric, Digital Marketing, Algorithms, Personalized Service, Text Mining, User Feedback, Natural Language Processing, User Research, Data Structures
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Financial Data, Oracle Cloud Applications, Forecasting, Accounting and Finance Software, Budget Management, Financial Forecasting, Enterprise Resource Planning, Fiscal Management, Budgeting, Data Management, Business Planning, Strategic Planning, Month End Closing, Strategic Decision-Making, Decision Making
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: No-Code Development, Application Development, User Experience, User Interface (UI), Data Modeling, Sprint Retrospectives, Platform As A Service (PaaS), Service Recovery, Digital Transformation, Application Design, Drive Engagement, Technology Solutions, User Feedback, Cloud-Based Integration, Application Deployment, Customer Engagement, Product Lifecycle Management, Product Management, System Implementation, Systems Integration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Debugging, Development Environment, Open Source Technology, Integrated Development Environments, Software Development Tools, AI Workflows, Software Engineering, Application Development, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: AWS Kinesis, Amazon Redshift, Data Preprocessing, Data Analysis, Real Time Data, Applied Machine Learning, Data Pipelines, Data Processing, Extract, Transform, Load, Exploratory Data Analysis, Amazon S3, Data Sharing, Data Visualization Software, Data Transformation, Machine Learning, Data Management
Beginner · Course · 1 - 4 Weeks