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.

Johns Hopkins University
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Endpoint Detection and Response, Distributed Denial-Of-Service (DDoS) Attacks, Threat Management, Anomaly Detection, Continuous Monitoring, System Monitoring, Virtual Machines, Network Security, Event Monitoring, Network Monitoring, Network Analysis
Intermediate · Course · 1 - 3 Months

AI Business School
Skills you'll gain: Agentic Workflows, AI Workflows, No-Code Development, Generative AI Agents, AI Enablement, Digital Transformation, AI Orchestration, AI Product Strategy, Business Process Automation, Business Technologies, AI Personalization, Automation, Artificial Intelligence, Finance, Application Design, Productivity Software, Application Development
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Agile Methodology, Product Strategy, Product Design, Market Analysis, Target Market, Stakeholder Communications, Portfolio Management, Decision Making, Data Analysis, Technical Communication, Communication, Innovation, Complex Problem Solving, Key Performance Indicators (KPIs), Prioritization
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Color Theory, Typography, Creative Design, Design, Graphic and Visual Design, Graphic Design, Visual Design, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Training, Inside Sales, Closing (Sales), Regional Sales, Sales Enablement, Sales Management, Sales Prospecting, Active Listening, Customer Relationship Management (CRM) Software, Meeting Facilitation, Marketing Automation, Discussion Facilitation, Customer Analysis, Virtual Teams, Stakeholder Analysis, Customer Insights, Negotiation, Needs Assessment, Data Storytelling, Emotional Intelligence
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Vue.JS, Application Deployment, JavaScript Frameworks, Application Design, User Interface (UI), Frontend Performance, Web Analytics and SEO, Android Development, Server Side, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Information Systems Security Assessment Framework (ISSAF), Information Systems Security, Zero Trust Network Access, Risk Management Framework, Security Requirements Analysis, Application Security, Computer Security, Threat Modeling, Cybersecurity, Security Management, Vulnerability Assessments, Network Security, Security Strategy, Security Controls, Data Security, Cyber Security Assessment, Cyber Risk, Enterprise Architecture, Data Integrity
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Databases, Big Data, SQL, Data Analysis, Data Science, Statistical Analysis
Beginner · Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: LLM Application, Large Language Modeling, Embeddings, Prompt Engineering, Data Processing, Big Data, Applied Machine Learning, Vector Databases
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Web Development, Software Quality Assurance, Continuous Integration, Java, Test Execution Engine, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Visualization Software, Data Visualization, Interactive Data Visualization, Visualization (Computer Graphics), JSON, Data Mapping, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Application Deployment, Integration Testing, Object-Relational Mapping, API Design, ASP.NET, Database Design, Enterprise Architecture, Docker (Software), Database Systems, Systems Integration, Data Validation, Business Logic, Development Environment
Intermediate · Specialization · 3 - 6 Months