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 California, Irvine
Skills you'll gain: Data Visualization, Data Visualization Software, Statistical Visualization, Data Presentation, Plot (Graphics), Data Storytelling, Tableau Software, Exploratory Data Analysis, Descriptive Statistics, Data Analysis, Descriptive Analytics, Data Mapping
★ 3.9 (20) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Wireless Networks, Cloud Computing, Network Monitoring, Network Security, Cloud Computing Architecture, Cloud Platforms, Event Monitoring, Network Performance Management, Local Area Networks, Software-Defined Networking, General Networking, Ansible, Network Administration, Security Controls, IT Automation, System Monitoring, Authentications, Network Engineering, Network Infrastructure, System Configuration
★ 4.6 (31) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Bookkeeping, Month End Closing, Accounting Software, QuickBooks (Accounting Software), Ledgers (Accounting), Balancing (Ledger/Billing), Data Entry, Accounting, Accounting Records, Accounting Systems, Data Import/Export, General Accounting, Microsoft Excel, Expense Management, General Ledger, Accrual Accounting, Transaction Processing, Financial Data, Data Transformation, Spreadsheet Software
★ 2.8 (16) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Restful API, Web Services, Hypertext Markup Language (HTML), HTML and CSS, Java Platform Enterprise Edition (J2EE), Software Design, Java, Extensible Markup Language (XML), Application Programming Interface (API), API Design, Object Oriented Design, Software Design Patterns, Software Architecture, Web Design, Web Design and Development, Web Applications, Front-End Web Development, Web Development, Program Development
★ 4.2 (32) · Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Code Reusability, Programming Principles, Python Programming, Computer Programming, Software Engineering, Simulations, Application Development
★ 3.7 (23) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Education Software and Technology, End User Training and Support
★ 4.8 (25) · Beginner · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Value Propositions, Strategic Thinking, Business Strategy, Innovation, Strategic Marketing, Customer Insights, Process Development, Entrepreneurship, Continuous Improvement Process, Customer Analysis, Case Studies, Problem Solving, Critical Thinking, Constructive Feedback, Needs Assessment
★ 4.8 (38) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, OpenAI, AI Integrations, Prompt Engineering, JSON, Application Programming Interface (API), Web Applications, Generative AI
★ 4.2 (21) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Pivot Tables And Charts, Microsoft Excel, R Programming, Alteryx, R (Software), Dashboard, Statistical Programming, Data Transformation, Tableau Software, Data Cleansing, Data Visualization Software, Spreadsheet Software, Debugging, Data Visualization, Automation, Python Programming, Data Structures, Statistical Analysis
★ 4.5 (30) · Intermediate · Specialization · 3 - 6 Months

IESE Business School
Skills you'll gain: Lean Methodologies, Workforce Management, Lean Manufacturing, Service Improvement, Operations Management, Operational Excellence, Operational Performance Management, Business Process Management, Process Optimization, Service Management, Operational Efficiency, Workforce Planning, Staff Management, Business Transformation, Process Analysis, Sustainable Business, Process Flow Diagrams, Capacity Management, Client Services, Capacity Planning
★ 4.4 (25) · Beginner · Course · 1 - 3 Months

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

Akamai Technologies, Inc.
Skills you'll gain: SQL, Database Management, Relational Databases, Database Systems, Databases, Database Administration, Database Development, Database Design, Database Theory, Data Manipulation, Query Languages, Data Management, Data Analysis
★ 4.8 (35) · Beginner · Course · 1 - 3 Months