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.

The State University of New York
Skills you'll gain: Digital Design, digital literacy, Infographics, Content Creation, Graphic Design, Multimedia, Computer Literacy, Digital Communications, Open Source Technology, Web Content Accessibility Guidelines, Peer Review, Communication, Design Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Security, Microsoft Outlook, Calendar Management, Gmail, Setting Appointments, Organizational Skills, Microsoft Office, Google Workspace, Scheduling, Computer Literacy, Productivity Software
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Operations Research, Algorithms, Graph Theory, Linear Algebra, Combinatorics, Computational Thinking, Mathematical Modeling, Theoretical Computer Science, Python Programming
Build toward a degree
Advanced · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: R Programming, Statistical Modeling, Bayesian Statistics, Statistical Software, Markov Model, Mathematical Modeling, Statistical Methods, Probability & Statistics, Unsupervised Learning, Machine Learning Methods, Probability Distribution, Classification Algorithms
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI Agents, Retrieval-Augmented Generation, Generative AI, LangChain, AI Workflows, AI Orchestration, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Applied Machine Learning, Transfer Learning, LLM Application, Embeddings, Amazon Web Services, Context Management, Model Deployment, Amazon S3, Model Evaluation
Intermediate · Professional Certificate · 1 - 3 Months

University of California San Diego
Skills you'll gain: Cloud Development, Cloud Computing Architecture, Cloud Computing, Amazon Web Services, Cloud Infrastructure, Cloud Services, Internet Of Things, Amazon Elastic Compute Cloud, Linux Administration, Software Installation, Embedded Systems, Machine Learning, Command-Line Interface, Restful API
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Google Workspace, Learning Management Systems, Virtual Environment, Education Software and Technology, Content Management
Beginner · Guided Project · Less Than 2 Hours
University of Pennsylvania
Skills you'll gain: Operations Management, Process Analysis, Business Operations, Operational Efficiency, Production Process, Operational Performance Management, Business Process Improvement, Service Improvement, Process Optimization, Quality Management, Performance Measurement, Quality Control, Business, Productivity Software, Inventory Management System, Resource Utilization
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Simulations, Social Sciences, Systems Thinking, Agentic systems, Social Network Analysis, Model Evaluation, Sociology, Economics, Scientific Methods, Computer Programming
Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Failure Analysis, Risk Analysis, Risk Modeling, Risk Management, Project Risk Management, Analysis, Vulnerability Assessments, Climate Change Adaptation, Data Analysis Software, Simulation and Simulation Software, Qualitative Research, Resilience
Advanced · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Financial Forecasting, Financial Analysis, Financial Modeling, Analytics, Predictive Analytics, Time Series Analysis and Forecasting, Statistical Analysis, Risk Analysis, Predictive Modeling, Risk Management, R Programming, Data Transformation, Machine Learning Methods, Descriptive Analytics, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Pharmacy Experience, Pharmacology, Pharmacist Assistance, Pharmacy Information System, Medical Prescription, Pharmacy Operations, Pharmacy, Medication Dispensation, Drug Development, Medication Administration, Pharmaceutical Terminology, Medical Terminology
Beginner · Course · 1 - 4 Weeks