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.
STARWEAVER
Skills you'll gain: Business Workflow Analysis, Process Modeling, Workflow Management, Process Improvement, Diagram Design, Data Flow Diagrams (DFDs), Process Management, Business Process Management, Business Analysis, Service Design, System Design and Implementation, Business Management, Dataflow, Stakeholder Engagement, Stakeholder Communications
★ 4.7 (131) · Beginner · Course · 1 - 4 Weeks

Institut Mines-Télécom
Skills you'll gain: Network Engineering, Wireless Networks, Network Security, General Networking, Network Architecture, Network Infrastructure, Mobile Security, Network Protocols, Telecommunications, Digital Communications, Dataflow, Authentications, Encryption
★ 4.7 (136) · Intermediate · Course · 1 - 3 Months
STARWEAVER
Skills you'll gain: Open Web Application Security Project (OWASP), Security Testing, Cyber Security Strategy, Application Security, Vulnerability Scanning, Security Strategy, Penetration Testing, DevSecOps, Software Testing, Debugging, Cybersecurity, Vulnerability Assessments, Cyber Security Assessment, Secure Coding, Test Automation, Code Review, Vulnerability Management, Exploitation techniques, Technical Communication, Continuous Monitoring
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Matplotlib, Plot (Graphics), Pandas (Python Package), Seaborn, SQL, Scientific Visualization, Data Visualization, Data Preprocessing, Jupyter, Data Manipulation, NumPy, Data-Driven Decision-Making, Regression Analysis, Accounting, Applied Machine Learning, Data Processing, Database Management, Query Languages, Data Compilation, Python Programming
★ 4.4 (118) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Visual Studio, C# (Programming Language), Integrated Development Environments, Microsoft Development Tools, Program Development, Programming Principles, C and C++, Computer Programming, Command-Line Interface, Computational Logic
★ 4.4 (219) · Beginner · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: NoSQL, Database Architecture and Administration, Database Systems, Cloud Applications, Database Theory, Database Management Systems, Data Store, Database Management, Databases, PostgreSQL, Relational Databases, Database Software, SQL, Database Application, Distributed Computing, Cloud Computing Architecture, Cloud Deployment, Transaction Processing, Scalability, Development Environment
★ 4.2 (151) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Cryptography, Web Components, Data Validation, Unit Testing, Vue.JS, Development Testing, Data Security, Authentications, Encryption, Authorization (Computing), HTML and CSS, Hypertext Markup Language (HTML), Web Applications, Javascript, Security Strategy, Computer Programming
★ 4.3 (102) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: File Management, Control Panels, Productivity Software, File Systems, Software Installation, Microsoft Windows, Business Software, Microsoft Office, Operating System Administration, Package and Software Management, Computer Literacy, Operational Efficiency, System Configuration
★ 4.7 (90) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI Agents, LangChain, LLM Application, AI Orchestration, Agentic systems, Agentic Workflows, Development Environment, Generative AI, Model Evaluation, Artificial Intelligence, AI literacy, Scalability, Performance Tuning, Model Optimization, Design
★ 4.6 (160) · Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Open Source Technology, Linux, Package and Software Management, Shell Script, Linux Administration, Ubuntu, Linux Commands, Microsoft Windows, Unix Shell, User Accounts, Bash (Scripting Language), Command-Line Interface, Linux Servers, Systems Administration, Unix, Operating Systems, Desktop Support, Windows Servers, System Configuration, Security Management
★ 4.6 (162) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Quality Monitoring, Cloud API, Application Programming Interface (API), Cloud Hosting, Webhook Security, Account Management, Business Communication, Data Migration
★ 4.5 (107) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Data Analysis Software, Mathematical Software, Applied Mathematics, Data Analysis, Analysis, Mathematical Theory & Analysis, Derivatives, Advanced Mathematics, Graphing, Algebra
★ 4.7 (212) · Beginner · Course · 1 - 3 Months