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.

Coursera
Skills you'll gain: Infographics, Education Software and Technology, Content Creation, Digital pedagogy, Developing Training Materials, Visual Storytelling
★ 4.8 (6) · Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Amazon S3, Amazon Web Services, SQL, Extract, Transform, Load, Data Quality, Cloud Engineering, Data Pipelines, Version Control, Data Modeling, Data Storage, Cloud Storage, Git (Version Control System), Data Management, Query Languages, Data Storage Technologies, Data Processing, Cloud Security, AWS Identity and Access Management (IAM), Data Security, Big Data
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Cleansing, Data Manipulation, Data Integration, R Programming, Data Wrangling, Data Preprocessing, Tidyverse (R Package), Data Processing, R (Software), Data Management
★ 4.2 (6) · Intermediate · Guided Project · Less Than 2 Hours

The Hong Kong University of Science and Technology
Skills you'll gain: Probability, Computational Logic, Combinatorics, Bayesian Statistics, Algorithms, Theoretical Computer Science, Mathematical Software, Mathematical Theory & Analysis, Cryptography, Logical Reasoning, Deductive Reasoning, Computational Thinking, Computer Science, Encryption, Data Structures, Arithmetic, General Mathematics, Public Key Cryptography Standards (PKCS), Problem Solving, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Augmented and Virtual Reality (AR/VR), Virtual Reality, Virtual Environment, Unity Engine, Interaction Design, Video Game Development, 3D Assets, Software Installation
Intermediate · Guided Project · Less Than 2 Hours

STARWEAVER
Skills you'll gain: Financial Modeling, Microsoft Excel, Financial Statement Analysis, Financial Analysis, Revenue Forecasting, Financial Statements, Excel Formulas, Financial Accounting, Financial Forecasting, Business Modeling, Cash Flows, Cash Flow Forecasting, Balance Sheet, Finance, Forecasting, Capital Expenditure, Data Validation, Accounting, Working Capital, Operational Excellence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Fraud detection, Marketing Analytics, Data-Driven Marketing, Predictive Modeling, People Analytics, Customer Analysis, Feature Engineering, Marketing Effectiveness, Exploratory Data Analysis, Anomaly Detection, Customer Retention, Advanced Analytics, Marketing Strategies, Job Analysis, Predictive Analytics, Analytics, R Programming, Credit Risk, R (Software), Applied Machine Learning
★ 4.6 (16) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Dashboard, Dashboard Creation, Data Visualization, Interactive Data Visualization, Data Presentation, Tableau Software, Data Visualization Software, Exploratory Data Analysis, Business Intelligence, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Application Security, Secure Coding, Security Software, Vulnerability Scanning, Security Controls, Intrusion Detection and Prevention, Security Awareness, Web Applications, PHP (Scripting Language), Application Frameworks, Browser Compatibility, Computer Programming
★ 5 (7) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Kubernetes, Docker (Software), Cloud-Native Computing, Microservices, Containerization, Application Deployment, Cloud Deployment, Google Cloud Platform, Cloud Management, Service Management, Managed Services
★ 4.3 (9) · Beginner · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Health Equity, Team Management, Record Keeping, Medical Science and Research, Collaborative Software, Technical Management, Informatics, Healthcare Project Management, Health Informatics, Devops Tools, Clinical Research, Diversity Awareness, Diversity Equity and Inclusion Initiatives, Clinical Trials, GitHub, Version Control, Git (Version Control System), Docker (Software)
★ 5 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Process Capability, Six Sigma Methodology, Statistical Process Controls, Process Analysis, Statistical Analysis, Data Analysis, Performance Measurement, Probability & Statistics, Statistical Methods, R (Software), Business Metrics, R Programming, Benchmarking, Data Import/Export
★ 4.1 (7) · Intermediate · Guided Project · Less Than 2 Hours