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.

University at Buffalo
Skills you'll gain: Intrusion Detection and Prevention, Security Controls, Continuous Monitoring, Incident Response, Vulnerability Assessments, Software Development Life Cycle, Cybersecurity, Computer Security Incident Management, Cyber Security Policies, Cyber Security Assessment, Information Assurance, Network Security, Risk Management Framework, Cloud Security, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Immunology, Molecular Biology, Physiology, Cell Biology, Biology, Biochemistry
Intermediate · Course · 1 - 3 Months

Tally Education and Distribution Services Private Limited
Skills you'll gain: Accounts Payable and Receivable, Accounting, Financial Reporting, Bookkeeping, Accounting Software, Accounting Records, Budgeting, Accounting and Finance Software, Financial Accounting, Tax Returns, Data Import/Export, Inventory Management System, Order Management, Tax Management, Financial Statements, Tax, General Ledger, Data Entry, Finance, Banking
Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Infectious Diseases, Risk Analysis, Public Health, Investigation, Case Studies, Laboratory Testing, Statistical Analysis, Research Methodologies, Statistics, Report Writing
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Biostatistics, Bioinformatics, Exploratory Data Analysis, Statistical Analysis, Statistical Methods, Statistical Hypothesis Testing, Statistics, R Programming, Probability & Statistics, Data Preprocessing, Data Analysis, Statistical Inference, Regression Analysis, Data Pipelines, Data Transformation, Logistic Regression
Mixed · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Matplotlib, Data Analysis, Pandas (Python Package), Data Visualization, Data Science, Data Cleansing, Pivot Tables And Charts, Data Visualization Software, Data Preprocessing, Data Manipulation, Scatter Plots, NumPy, Exploratory Data Analysis, Jupyter, Data Import/Export, Histogram, Python Programming, Data Structures, Programming Principles
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Bioinformatics, Biotechnology, Informatics, Biostatistics, Molecular Biology, Data Analysis Software, Biology, Predictive Modeling, Machine Learning Algorithms, Data Processing
Mixed · Course · 3 - 6 Months

California Institute of the Arts
Skills you'll gain: Intellectual Property, Business Planning, Competitive Analysis, Financial Data, Business Risk Management, Financial Acumen, Tax Preparation, Business Process Automation, Budget Management, Business Strategy, Contract Management, Peer Review, Process Improvement, Financial Analysis, Financial Forecasting, Small Business Accounting, Client Services, Entrepreneurship, Marketing, Leadership and Management
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Cryptography, Brute-force attacks, Encryption, Information Systems Security, Cybersecurity, Theoretical Computer Science, Computational Logic
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Hypothesis Testing, Statistical Inference, Statistical Methods, Probability & Statistics, Statistics, Probability Distribution, Data Literacy, Bayesian Statistics, Sampling (Statistics), Applied Mathematics, Data Ethics, Statistical Analysis, Quantitative Research, Data Science, Theoretical Computer Science, Data Analysis, Sample Size Determination, Descriptive Statistics, Artificial Intelligence
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Oracle Databases, Database Design, Database Theory, Database Management Systems, Relational Databases, Databases, Database Architecture and Administration, Data Storage, Transaction Processing, Diagram Design
Beginner · Course · 1 - 3 Months
Dartmouth College
Skills you'll gain: Command-Line Interface, C (Programming Language), Linux Commands, Linux, Embedded Systems, File I/O, Embedded Software, Software Visualization, Programming Principles, Computer Engineering, Linux Servers, File Systems, System Programming, Algorithms, Computer Architecture, Computer Programming, Software Documentation, Computer Science, Software Engineering, Debugging
Beginner · Specialization · 3 - 6 Months