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.

AI CERTs
Skills you'll gain: Responsible AI, AI Personalization, Education Software and Technology, Generative AI Agents, Developing Training Materials, AI Enablement, Workforce Development, Artificial Intelligence and Machine Learning (AI/ML), Performance Analysis, Learning Management Systems, Generative AI, Instructional Design, AI literacy, HR Tech, Learning Styles, Content Creation, Learning Theory, Human Learning, Learning Strategies, Childhood Education and Development
Beginner Ā· Course Ā· 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Prompt Engineering, MongoDB, Token Optimization, Operational Databases, Query Languages, Metadata Management, Performance Tuning, Embeddings, Large Language Modeling, Data Pipelines
Intermediate Ā· Project Ā· Less Than 2 Hours

Skills you'll gain: Oracle Databases, Scalability, Database Management, Performance Tuning, Database Management Systems, Database Architecture and Administration, System Monitoring
Advanced Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: z/OS, Mainframe Computing, Computer Architecture, Mainframe Technologies, System Programming, Computational Logic, Programming Principles, Computer Programming, Computer Science, Job Control Language (JCL)
Intermediate Ā· Course Ā· 1 - 3 Months

Skills you'll gain: Apple Service Certification, Knowledge of Apple Software, Mac OS, User Accounts, System Support, Desktop Support, Software Installation, File Management, Network Support, Operating System Administration, System Configuration, File Systems, General Networking, Knowledge of Apple Hardware, Data Storage, Data Management, Network Administration, Remote Access Systems, Application Security, Encryption
Intermediate Ā· Course Ā· 1 - 3 Months

Skills you'll gain: Market Data, Financial Data, Financial Statement Analysis, Financial Analysis, Data Analysis, Financial Statements, Technical Analysis, Financial Forecasting, Financial Market, Securities (Finance), Accounting and Finance Software
Intermediate Ā· Guided Project Ā· Less Than 2 Hours

Duke University
Skills you'll gain: Web Design and Development, Web Development, Cloud Deployment, Web Development Tools, Cloud Hosting, Web Content, Rust (Programming Language), Content Management, Cloud Computing, Linux, Software Installation
Beginner Ā· Guided Project Ā· Less Than 2 Hours

Skills you'll gain: Statistical Visualization, Data Presentation, Data Science, Computer Programming
Beginner Ā· Course Ā· 1 - 3 Months
Rice University
Skills you'll gain: Microsoft Excel, Graphing, Plot (Graphics), Spreadsheet Software, Pivot Tables And Charts, Excel Formulas, Data Analysis, Data Analysis Software, Data Import/Export, Data Literacy, Scatter Plots, Histogram, Data Manipulation, Data Management, Editing
Mixed Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Figma (Design Software), Prototyping, Interactive Design, User Interface (UI), Interaction Design, User Interface and User Experience (UI/UX) Design, UI Components, User Experience Design, User Experience, User Flows, Animations
Intermediate Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Constructive Feedback, 3D Assets, Autodesk Maya, Contract Negotiation, Web Presence, Peer Review, Entrepreneurship, Billing & Invoicing, Animations, Animation and Game Design, Growth Strategies, Invoicing, Collaboration, 3D Modeling, Professional Development, Adaptability, Persistence, Professionalism, Business Planning, Autodesk
Beginner Ā· Specialization Ā· 3 - 6 Months

Skills you'll gain: Embedded Software, Embedded Systems, System Programming, Cross Platform Development, System Software, Memory Management, Hardware Architecture, Peripheral Devices, Product Family Engineering, Code Reusability, Performance Tuning, Software Design, C (Programming Language), Scalability
Advanced Ā· Course Ā· 1 - 4 Weeks