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.

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

Knowledge Accelerators
Skills you'll gain: Pivot Tables And Charts, Spreadsheet Software, Data Analysis Expressions (DAX), Data Analysis, Analytics, Business Modeling, Business Analysis, Data Storytelling, Data Presentation, Microsoft 365, Trend Analysis, Data Security, Data Entry, Key Performance Indicators (KPIs), Data Management, Productivity
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Presentations, Canva (Software), Graphic Design, Graphic and Visual Design, Marketing Materials, Marketing, User Accounts, Business
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Semiconductors, High Voltage, Power Electronics, Electronic Components, Electronics Engineering, Electronics, Simulation and Simulation Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Go (Programming Language), Debugging, Unit Testing, Verification And Validation, Application Frameworks, Programming Principles, Web Development, Web Applications, Data Structures, Development Environment, Object Oriented Programming (OOP), Software Design, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Office, Version Control, Document Management, Content Management, User Accounts, Data Sharing, Web Content Accessibility Guidelines
Beginner · Guided Project · Less Than 2 Hours
École Polytechnique
Skills you'll gain: Physics, Physical Science, General Science and Research, Engineering, Scientific, and Technical Instruments, Scientific Methods, electromagnetics, Simulation and Simulation Software
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Manipulation, Data Analysis Expressions (DAX), Pivot Tables And Charts, Ad Hoc Analysis, Data Cleansing, Data Management, Analysis, Google Cloud Platform
Beginner · Project · Less Than 2 Hours

O.P. Jindal Global University
Skills you'll gain: Anomaly Detection, Dimensionality Reduction, Unsupervised Learning, Customer Analysis, Marketing Analytics, Data Mining, Feature Engineering, Autoencoders, Applied Machine Learning, Machine Learning Algorithms, Machine Learning Methods, Marketing, Statistical Machine Learning, Target Audience, Python Programming, Market Analysis, Exploratory Data Analysis, Model Evaluation, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Balance Sheet, Profit and Loss (P&L) Management, Google Sheets, Dashboard, Spreadsheet Software, Financial Statements, Accounting and Finance Software, Bookkeeping, Financial Reporting, Data Entry
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Scalability, Azure Synapse Analytics, Data Pipelines, Databases, Microsoft Azure, Data Governance, Extract, Transform, Load, Data Lakes, Databricks, NoSQL, SQL Server Integration Services (SSIS), Data Processing, Cloud Management, Performance Tuning, Big Data, Apache Spark, Distributed Computing, MLOps (Machine Learning Operations), Large Language Modeling, Keras (Neural Network Library)
Intermediate · Professional Certificate · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Data Preprocessing, Business Intelligence, Data Quality, Business Process Automation, Data Analysis, Business Ethics, Business Analytics, Emerging Technologies, Artificial Neural Networks, Machine Learning, Deep Learning, Data Science, Python Programming, Predictive Modeling, Unsupervised Learning
Beginner · Course · 1 - 3 Months