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 of California, Davis
Skills you'll gain: Secure Coding, Application Security, Verification And Validation, Code Review, Linux, Vulnerability Assessments, User Accounts, Data Validation, Debugging, Cryptography, C (Programming Language), File Management, OS Process Management
Intermediate · 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

Banco Interamericano de Desarrollo
Skills you'll gain: Cybersecurity, Data Management, Interoperability, Digital Transformation, Data Security, Public Administration, Governance, Case Studies, Public Key Infrastructure, Identity and Access Management, Service Design, Policy Analysis, Innovation, Strategic Planning
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Social Media Content, Social Media, Multimedia, Marketing Design, Content Creation, Graphic and Visual Design, Animations, Editing, Marketing, Presentations
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: NoSQL, Data Warehousing, Database Management Systems, Database Architecture and Administration, Database Administration, Databases, Relational Databases, Database Design, Big Data, Data Processing, Transaction Processing, Data Security, Scalability
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Software Design Documents, Data Flow Diagrams (DFDs), User Requirements Documents, Functional Requirement, Software Documentation, Diagram Design, Unified Modeling Language, Requirements Analysis, System Requirements, Technical Documentation, Technical Writing, Data Modeling, Systems Analysis
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Structures, Python Programming, Programming Principles, User Interface (UI), Computer Programming, Scripting, Software Engineering, Performance Tuning, Scripting Languages, Web Development, Computational Thinking, Debugging, Random Forest Algorithm, Software Development, Web Development Tools
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Backlogs, Requirements Management, Business Requirements, Performance Measurement, Business Analysis, Root Cause Analysis, Solution Delivery, Project Performance, Data Mining, Jira (Software), Process Improvement, Data-Driven Decision-Making, Analysis, Prioritization, Change Management, Stakeholder Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Statistical Process Controls, Six Sigma Methodology, Lean Methodologies, Statistical Hypothesis Testing, Process Capability, Statistical Analysis, Data Analysis, Continuous Improvement Process, Project Management, Project Planning, Statistics, Work Breakdown Structure, Lean Six Sigma, Operational Excellence, Data Collection, Process Improvement, Stakeholder Management, Quality Improvement, Quality Management
Intermediate · Specialization · 3 - 6 Months

University of Virginia Darden School Foundation
Skills you'll gain: Business Strategy, Competitive Analysis, Strategic Decision-Making, Organizational Strategy, Market Analysis, Analysis, Business Analysis, Business Modeling, Value Propositions, Case Studies, Market Dynamics
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Jenkins, Infrastructure as Code (IaC), CI/CD, Ansible, SonarQube, Continuous Integration, DevOps, Apache Tomcat, Apache Maven, Docker (Software), Continuous Deployment, Continuous Delivery, Build Tools, Configuration Management, Code Coverage, Application Lifecycle Management, Shell Script, Software Configuration Management, Application Deployment, Continuous Monitoring
Beginner · Specialization · 1 - 3 Months