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.

Codio
Skills you'll gain: Matplotlib, Statistical Methods, Statistical Hypothesis Testing, Plot (Graphics), Data Analysis, Statistical Analysis, Data Import/Export, Data Visualization, Data Cleansing, Probability & Statistics, Data Manipulation, Descriptive Statistics, Pandas (Python Package), Data Wrangling, Correlation Analysis, Python Programming, Programming Principles, Computer Programming, Scripting, Computational Logic
Mixed · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Data Integration, Data Cleansing, File I/O, Data Pipelines, Data Quality, Database Management, Data Transformation, Data Integrity, File Management, Data Import/Export, JSON, Extensible Markup Language (XML), Software Installation, Debugging
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Timelines, Design, Graphic Design, File Management, Collaborative Software, Data Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Seaborn, Data Storytelling, Data Presentation, Statistical Visualization, Data Visualization, Data Visualization Software, Matplotlib, Plot (Graphics), Statistical Analysis, Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Analysis Expressions (DAX), Customer Insights, Power BI, Customer Analysis, Dashboard, Data Modeling, Dashboard Creation, Data Transformation, Data Import/Export, Interactive Data Visualization, Business Intelligence, Time Series Analysis and Forecasting, Data Cleansing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mac OS, Apple software proficiency, Knowledge of Apple Software, Enterprise Application Management, Data Management, File Management, Package and Software Management, Data Maintenance, File Systems, Unix, Application Performance Management, Software Installation, Document Management, Security Controls, Data Storage, Application Deployment, Data Storage Technologies, Data Security, Application Security, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Database Development, Database Management Systems, Relational Databases, Transact-SQL, Database Architecture and Administration, Data Analysis, Analytics, Data Import/Export, Scripting
Beginner · Course · 3 - 6 Months

University of Pittsburgh
Skills you'll gain: Web Services, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Cloud Development, Cloud Applications, Google Cloud Platform, Flask (Web Framework), Distributed Computing, Containerization, Systems Architecture, Software Architecture, Docker (Software), Cloud-Based Integration, Virtualization, Restful API, JSON, Microservices, Application Programming Interface (API), Computer Architecture
Build toward a degree
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Package and Software Management, File Systems, File Management, Linux Administration, Unix, grep, Linux Commands, Command-Line Interface, Operating System Administration, Operating Systems, System Monitoring, Open Source Technology, User Accounts, Software Installation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Backlogs, Scaled Agile Framework, Stakeholder Engagement, Jira (Software), Agile Product Development, Stakeholder Management, Release Management, Stakeholder Communications, Real Time Data, Agile Project Management, Product Roadmaps, Program Management, Project Portfolio Management, Agile Methodology, Management Reporting, Business Priorities, Prioritization, CI/CD, Workflow Management
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Web Analytics, Paid media, Digital Marketing, Email Marketing, Social Media Analytics, Digital Media Strategy, Digital Marketing Campaigns, Digital Marketing Tools, Marketing Analytics, Digital Analysis, Data-Driven Marketing, Social Media Marketing, Marketing Effectiveness, Earned Media, Social Media Campaigns, Social Media, Media Strategy, Content Performance Analysis, Analytics, Owned Media
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Interoperability, Medical Privacy, Clinical Data Management, Data Cleansing, Data Preprocessing, Health Informatics, Feature Engineering, Data Transformation, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Quality, ICD Coding (ICD-9/ICD-10), Data Processing, Health Care, Health Information Management, Data Integration, Medical Records, Medical Coding, Data Validation, Electronic Medical Record, Machine Learning
Intermediate · Course · 1 - 4 Weeks