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: Tableau Software, Dashboard, Data Visualization, Business Intelligence, Interactive Data Visualization, Data Presentation, Data Storytelling, Business Analytics, Data Visualization Software, Data Analysis, Trend Analysis, Forecasting, Data Cleansing, Data Preprocessing, Analytics, Data Manipulation, R (Software), Data-Driven Decision-Making, R Programming, Time Series Analysis and Forecasting
Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Microsoft SQL Servers, SQL, Query Languages, Transaction Processing, Database Management, Data Manipulation, Relational Databases, Databases, Database Design, Database Software, Data Management, Data Integrity, Performance Tuning
Mixed · Course · 1 - 3 Months

Skills you'll gain: .NET Framework, Databases, Application Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Gemini, Command-Line Interface, LLM Application, Tool Calling, Code Review, AI Workflows, Prompt Patterns, Software Installation, Application Security, Debugging, Software Architecture
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, Responsible AI, Threat Modeling, DevSecOps, Governance Risk Management and Compliance, Compliance Management, Data Ethics, Data Governance, Model Evaluation, Reinforcement Learning, Risk Management, Prompt Engineering, Governance, Regulatory Compliance, Security Testing, MLOps (Machine Learning Operations), MITRE ATT&CK Framework, Continuous Monitoring, Ethical Standards And Conduct, Vulnerability Assessments
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Google Analytics, Marketing Analytics, Performance Reporting, Looker (Software), Web Analytics and SEO, Customer Analysis, Marketing Strategies, Search Engine Optimization, A/B Testing, Google Ads, Data Storytelling, Smart Goals, Campaign Management, Analytics, Predictive Analytics, Analysis, Data Visualization, Target Audience, Process Improvement and Optimization, Process Optimization
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Customer Retention, Customer Relationship Management (CRM) Software, Customer Data Management, Customer Engagement, Customer Relationship Management, Customer Relationship Building, Customer Analysis, Target Audience, HubSpot CRM, Marketing Automation, Customer Insights, Email Marketing, Market Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Inference, Statistical Analysis, Data Literacy, Probability & Statistics, Estimation, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Debugging, Vibe coding, Prototyping, Mobile Development, Application Development, Integrated Development Environments, Application Design, AI Enablement, Application Deployment, Generative AI, User Interface (UI) Design
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Analytics, MLOps (Machine Learning Operations), Verification And Validation, Data Preprocessing, Data Transformation, Exploratory Data Analysis, Data Manipulation, Statistical Reporting
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Debugging, TypeScript, Agentic systems, AI Workflows, Node.JS, OpenAI API, Generative AI, Program Development, Artificial Intelligence, LLM Application, Programming Principles, Maintainability, Development Environment, Prompt Engineering, Application Frameworks, Javascript, Large Language Modeling, File Systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Statistical Hypothesis Testing, Test Planning, Statistical Analysis, Financial Analysis, Financial Data, Statistical Inference, Risk Analysis, Performance Metric, Spreadsheet Software, Decision Making, Project Documentation
Mixed · Course · 1 - 4 Weeks