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.

International Institute of Information Technology Bangalore
Skills you'll gain: File I/O, C (Programming Language), Memory Management, Programming Principles, C and C++, Data Structures, Computer Programming, System Programming, Algorithms, Code Reusability, Program Development, Integrated Development Environments, Software Installation, Problem Solving
★ 4.8 (8) · Beginner · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, OpenAI, Image Analysis, Generative AI, ChatGPT, LLM Application, Multimodal Prompts, Tool Calling, Application Programming Interface (API), Large Language Modeling, Artificial Intelligence, AI Integrations, Natural Language Processing, Computer Vision, File Management
★ 3.9 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prototyping, User Interface (UI) Design, User Interface (UI), Figma (Design Software), User Interface and User Experience (UI/UX) Design, Application Design, Design, Interactive Design, Collaborative Software
★ 3.9 (14) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: React.js, JavaScript Frameworks, Front-End Web Development, Javascript, UI Components, Programming Principles, Dataflow
★ 4.3 (13) · Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), Web Design, HTML and CSS, Web Design and Development, Graphic and Visual Design, Design Elements And Principles, Maintainability, Layout Design, Cascading Style Sheets (CSS), Usability, User Experience Design, Hypertext Markup Language (HTML), Color Theory, Animations
★ 4.5 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Entry, Microsoft Excel, Pivot Tables And Charts, Excel Formulas, Spreadsheet Software, Data Visualization Software, Dashboard, Microsoft Office, Data Management, Business Analytics, Data Visualization, Productivity Software, Business, Analysis, Data Presentation, Data Analysis, Data Manipulation, Data Literacy, Graphing, Decision Making
★ 4.7 (32) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Flutter (Software), Mobile Development, Application Development, Mobile Development Tools, Data Validation, iOS Development, User Interface and User Experience (UI/UX) Design, Information Architecture, User Interface (UI) Design, User Interface (UI), Application Design, Cross Platform Development, UI Components, Interactive Design, Software Design, Interaction Design, Scalability, Usability, Verification And Validation
★ 4.9 (35) · Beginner · Specialization · 1 - 3 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, FinTech, Payment Systems, Cryptography, Digital Assets, Emerging Technologies, Distributed Computing, Fundraising and Crowdsourcing, Cryptographic Protocols, Transaction Processing, Algorithms, Fundraising
★ 4.8 (9) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Box Plots, Plot (Graphics), Data Visualization, Ggplot2, Data Visualization Software, Statistical Visualization, Scatter Plots, Histogram, Data Analysis, Graphing, Python Programming
★ 4.6 (16) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft SQL Servers, SQL, Database Development, Database Software, Database Design, Database Theory, Stored Procedure, Databases, Relational Databases, Transact-SQL, Database Systems, Database Architecture and Administration, Query Languages, Data Integrity, Microsoft Development Tools, Scripting, Authentications, User Accounts
★ 4.9 (7) · Beginner · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: AI Security, Vector Databases, Responsible AI, Data Strategy, Data Ethics, Data Management, Data Security, Generative AI, Generative AI Agents, Data Mapping, AI Integrations, Data Governance, Containerization, Data Architecture, Retrieval-Augmented Generation, Interoperability, Enterprise Architecture, Metadata Management, Data Pipelines, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.6 (14) · Intermediate · Specialization · 1 - 3 Months

Macquarie University
Skills you'll gain: Data Security, Threat Detection, Cybersecurity, Cyber Attacks, Cyber Risk, Data Management, Security Management, Encryption, Security Software, Data Sharing, Security Strategy, Network Security, Data Access, Risk Modeling, Statistical Methods
★ 4.6 (15) · Beginner · Course · 1 - 3 Months