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: Azure Synapse Analytics, Data Warehousing, Power BI, Data Integration, Data Architecture, Data Visualization Software, Microsoft Azure, Apache Spark, Extract, Transform, Load, Data Storage, Database Management, Data Pipelines, Performance Tuning, Data Processing, Data Transformation, Query Languages, Cloud Security, Data Security, Security Controls, Scalability
★ 4.9 (55) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Logo Design, Canva (Software), Video Production, Photo/Video Production and Technology, Graphic and Visual Design Software, Graphical Tools, Graphic Design, Graphic and Visual Design, Content Creation, Design, Creative Design, Social Media Marketing
★ 4.8 (20) · Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Cybersecurity, Vulnerability Scanning, Cryptographic Protocols, Remote Access Systems, Network Protocols, Encryption, General Networking, Command-Line Interface, Network Analysis, Proxy Servers
★ 4.7 (14) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java, Java Programming, Data Management, Secure Coding, Theoretical Computer Science, Programming Principles, Other Programming Languages, Performance Tuning, Computer Programming
★ 3.7 (14) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Wiring Diagram, Architectural Drawing, AutoCAD, Electrical Wiring, Electrical Systems, Electrical Equipment, Technical Drawing, Electrical Power, Drafting and Engineering Design, Computer-Aided Design, Engineering Drawings, Schematic Diagrams, Engineering Design Process, Commercial Construction, Electrical Engineering, Layout Design, Autodesk, Technical Documentation, AutoCAD Civil 3D, Design Software
★ 4.8 (25) · Beginner · Specialization · 1 - 3 Months

Fred Hutchinson Cancer Center
Skills you'll gain: Bioinformatics, Data Analysis Software, Data Processing, Data Analysis, Data Literacy, Metadata Management, R Programming
★ 3.9 (20) · Intermediate · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Model Based Systems Engineering, Systems Integration, Engineering Design Process, Simulation and Simulation Software, Robotics, Mathematical Modeling, Simulations, Engineering Software, Engineering, Electronic Systems, Mechanical Design, Mechanical Engineering, Virtual Environment, Control Systems
★ 4.8 (13) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, Azure DevOps, Continuous Delivery, CI/CD, Continuous Integration, Build Tools, Application Deployment, Version Control
★ 4.5 (10) · Intermediate · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Risk Analysis, Project Risk Management, Risk Management, Risk Modeling, Risk Mitigation, Risk Control, Agile Methodology, Hazard Analysis, Project Controls, Stakeholder Engagement, Stakeholder Management, Earned Value Management, Risk Appetite, Project Performance, Dependency Analysis, Performance Metric, Agile Project Management, Simulation and Simulation Software, Project Management Institute (PMI) Methodology, Business Metrics
★ 4.8 (17) · Intermediate · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Creative Design, Creativity, Habit Formation, Computer Graphic Techniques, Graphics Software, Peer Review, Digital Design, Design Elements And Principles, Visual Storytelling, Creative Thinking, Goal Setting, Storytelling, Constructive Feedback, Design Software, Color Theory, Apple software proficiency, Technical Drawing
★ 4.7 (13) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Payroll, HR Tech, Compensation Strategy, Human Resources Software, Compensation and Benefits, Benefits Administration, Payroll Systems, Compensation Analysis, Compensation Management, Payroll Processing, Payroll Administration, Human Resources, Operational Efficiency, Responsible AI, AI Enablement, Data Ethics, AI Personalization, Benefits Enrollment Processes, Employee Engagement, Social Media Analytics
★ 4.7 (18) · Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: AI Orchestration, Agentic Workflows, Organizational Skills, Process Design, Artificial Intelligence, Agentic systems, Functional Design, Goal Setting, Verification And Validation, Reinforcement Learning, Knowledge Transfer, Software Architecture, Machine Learning Methods, Interviewing Skills, Software Design Patterns, Decision Making
★ 4.8 (13) · Beginner · Course · 1 - 4 Weeks