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.

Packt
Skills you'll gain: Javascript, jQuery, Event-Driven Programming, Object Oriented Programming (OOP), JSON, Web Applications, Computer Programming, Web Development Tools, Debugging, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS)
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Marketing Analytics, Anomaly Detection, Advanced Analytics, Bayesian Network, Data-Driven Decision-Making, Forecasting, Marketing Strategies, Strategic Decision-Making, Strategic Leadership, Time Series Analysis and Forecasting, Statistical Modeling, Simulation and Simulation Software, Predictive Analytics, Customer Retention, Reinforcement Learning
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Technical Management, Business Ethics, Engineering Management, Decision Making, Ethical Standards And Conduct, IT Management, Initiative and Leadership, Leadership
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NoSQL, Database Systems, Databases, Data Infrastructure, Data Storage Technologies, Scalability, Artificial Intelligence and Machine Learning (AI/ML), Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Retrieval-Augmented Generation, OpenAI API, LangGraph, AI Workflows, Large Language Modeling, AI Orchestration, Responsible AI, Generative AI, Agentic systems, Prompt Engineering, Generative AI Agents, Natural Language Processing, Cloud Development, Application Programming Interface (API), Python Programming, Application Deployment, Data Processing, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Git (Version Control System), DevOps, Version Control, Software Development, Development Environment, Software Development Tools, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Cloud Security, Cyber Threat Intelligence, Open Web Application Security Project (OWASP), Data Governance, Security Information and Event Management (SIEM), Cloud Computing Architecture, Incident Response, Identity and Access Management, Cloud Infrastructure, DevSecOps, AWS Identity and Access Management (IAM), MITRE ATT&CK Framework, Business Continuity Planning, Data Management, Virtual Machines, System Monitoring, Network Monitoring, Zero Trust Network Access, Disaster Recovery
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Oracle Databases, Data Import/Export, Patch Management, Data Migration, Database Administration, Database Architecture and Administration, Database Management, Data Storage Technologies, Disaster Recovery, System Configuration, Automation, Incident Management, Software Installation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Dashboard, Data Presentation, Power BI, Strategic Decision-Making, Interactive Data Visualization, Tableau Software, Storytelling, Data-Driven Decision-Making, Business Intelligence, User Feedback, Data Visualization, Data Visualization Software, Presentations, Constructive Feedback, Technical Communication, Analytics, Leadership, Customer Insights, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ruby (Programming Language), Debugging, Scripting Languages, Data Structures, Scripting, Program Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft SQL Servers, SQL, Query Languages, Database Software, Database Design, Data Import/Export, Database Management, Databases, Relational Databases, Data Access, Data Manipulation, Extensible Markup Language (XML), Data Analysis Expressions (DAX), Data Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Computer Vision, Python Programming, Image Analysis, Real Time Data, Classification Algorithms, Development Environment, Deep Learning, Software Installation, Algorithms
Beginner · Course · 3 - 6 Months