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: Data Storytelling, Pivot Tables And Charts, Spreadsheet Software, Data-Driven Decision-Making, Data Analysis, Data Cleansing, Data Manipulation, Financial Data, Excel Formulas, Expense Management, Cost Reduction, Cost Management, Financial Reporting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Generative AI Agents, Agentic systems, OpenAI API, Enterprise Application Management, Tool Calling, OAuth, Middleware, Performance Tuning, Real Time Data, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Prompt Engineering, Retrieval-Augmented Generation, Application Programming Interface (API)
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Business Logic
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Electronic Hardware, Laboratory Experience, Application Specific Integrated Circuits, Embedded Software, Systems Design, Embedded Systems, Electronics Engineering, Electronic Systems, Electrical and Computer Engineering, Test Case, Verification And Validation, Engineering Documentation, Debugging, Computer Architecture, Software Development, Software Development Tools, Integrated Development Environments, Hardware Architecture
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Postman API Platform, Restful API, MongoDB, Data Modeling, JSON, Server Side, API Design, Back-End Web Development, Data Access, Docker (Software), Go (Programming Language), API Testing, Databases, Development Environment
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Responsive Web Design, User Interface (UI), User Interface (UI) Design, Web Design and Development, Web Development, Hypertext Markup Language (HTML), Web Design, Browser Compatibility, Web Servers, Web Applications, Front-End Web Development, Web Content, Web Development Tools, Software Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Inference, Statistical Analysis, Data Literacy, Probability & Statistics, Estimation, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Surveys, Survey Creation, Data Quality, Sample Size Determination, Statistical Hypothesis Testing, Data Governance, Sampling (Statistics), Market Research, A/B Testing, Quantitative Research, Data Maintenance, Statistical Analysis, Data Analysis, Excel Formulas, Regression Analysis, Business Intelligence, Data Visualization, Performance Metric, R Programming, Predictive Modeling
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Model Context Protocol, Model Deployment, AI Orchestration, AI Workflows, LangGraph, Agentic systems, Middleware, Scalability, Interoperability, LLM Application, Application Deployment, Artificial Intelligence and Machine Learning (AI/ML), LangChain, Prompt Engineering, Artificial Intelligence, Generative AI, Google Gemini, Application Programming Interface (API), Python Programming, Performance Analysis
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Generative AI, Vector Databases, Database Design, Databases, NoSQL, Database Management Systems, Relational Databases, PostgreSQL, Transaction Processing, Data Migration
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Google Gemini, Productivity Software, Presentations, Microsoft PowerPoint, Problem Solving, Google Docs, Microsoft Copilot, Generative AI, Gemini, Spreadsheet Software, Brainstorming, Microsoft Word, Google Sheets, Prompt Engineering, Business Writing, Microsoft Excel, Excel Formulas, Microsoft 365, Artificial Intelligence, Writing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Android Studio, Android Development, Kotlin, Object Oriented Programming (OOP), User Interface (UI) Design, Mobile Development, Relational Databases, Java Programming, PostgreSQL, Debugging, Database Design, Databases, Application Development, Application Design, User Interface (UI), Development Environment, Event-Driven Programming, Frontend Performance, System Design and Implementation, Software Installation
Beginner · Specialization · 1 - 3 Months