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: AI Security, Threat Modeling, Security Engineering, Security Testing, Hardening, Security Controls, Security Strategy, Penetration Testing, Data Validation, Model Evaluation, Information Privacy, Generative Adversarial Networks (GANs), Analysis, Design
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Data Presentation, Geographic Information Systems, Data Visualization Software, GIS Software, Biostatistics, Health Policy, Risk Analysis, Estimation, Demography, Statistical Methods, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Feature Engineering, Anomaly Detection, Data Visualization, MLOps (Machine Learning Operations), Agentic Workflows, AI Security, A/B Testing, Open Web Application Security Project (OWASP), Software Engineering, Data Ethics, Responsible AI, Technical Communication, Secure Coding, Agentic systems, AI Orchestration, DevSecOps, Continuous Monitoring, CI/CD, Reinforcement Learning
Intermediate · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Machine Controls, Control Systems, Embedded Software, Laboratory Experience, Electronic Systems, Embedded Systems, Power Electronics, Electronic Hardware, Three-Phase, Electrical Equipment, Hardware Design, Electrical Engineering, Electrical Systems, Electronics, Electrical Power, Basic Electrical Systems, Automation Engineering, Integration Testing, Electronic Components, Torque (Physics)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Knowledge Accelerators
Skills you'll gain: AI Workflows, ChatGPT, Agentic Workflows, Workflow Management, Email Automation, Prompt Engineering, Generative AI Agents, Prompt Engineering Tools, Artificial Intelligence, LLM Application, Organizational Skills, Process Optimization, Business Communication, Critical Thinking and Problem Solving, Project Planning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Database Design, Stored Procedure, Transaction Processing, Case Studies, SQL, SQL Server Reporting Services, Databases, Database Management, System Testing, Database Development, Database Architecture and Administration, Database Management Systems, Relational Databases, Database Application, Data Integrity, User Interface (UI), System Configuration, Loyalty Programs, Server Administration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: SolidWorks (CAD), Mechanical Design, Assembly Drawing, 3D Modeling, Computer-Aided Design, Integration Testing, Technical Design, Industrial Design, Functional Design, Structural Engineering
Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: AI Security, Code Review, Secure Coding, Microsoft Copilot, Anthropic Claude, Security Testing, Prompt Patterns, LLM Application, OpenAI API, Generative AI, Large Language Modeling, Open Web Application Security Project (OWASP), Verification And Validation, AI Workflows, Generative AI Agents, Responsible AI, Vulnerability Scanning, AI Enablement, Prompt Engineering, GitHub
Beginner · Course · 1 - 4 Weeks
DeepLearning.AI
Skills you'll gain: Generative Adversarial Networks (GANs), Autoencoders, Generative AI, Tensorflow, Computer Vision, Image Analysis, Transfer Learning, Convolutional Neural Networks, Generative Model Architectures, Deep Learning, Keras (Neural Network Library), Artificial Neural Networks, Classification Algorithms, Model Evaluation, Distributed Computing, Visualization (Computer Graphics), Performance Tuning, Network Architecture
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: MLOps (Machine Learning Operations), PyTorch (Machine Learning Library), Grafana, Performance Metric, Data Pipelines, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: UI/UX Research, User Research, Design Research, User Interface (UI), User Interface (UI) Design, Usability Testing, Prototyping, Usability, User Experience, User Centered Design, Graphic and Visual Design, Ideation, Web Content Accessibility Guidelines, Design, Peer Review, Human Computer Interaction, User Experience Design, Interaction Design, Qualitative Research, Mockups
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Systems Architecture, Model Based Systems Engineering, System Design and Implementation, Systems Analysis, Diagram Design, MLOps (Machine Learning Operations), Requirements Management
Intermediate · Course · 1 - 4 Weeks