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.

Macquarie University
Skills you'll gain: Data Security, Cyber Risk, Cybersecurity, Data Sharing, Cyber Attacks, Security Management, Cryptography, Security Software, Security Strategy, Network Security, Risk Modeling, Data Access, Statistical Methods
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Orchestration, LLM Application, OpenAI API, Java Programming, AI Workflows, Agentic systems, Generative AI, Prompt Patterns, Prompt Engineering, Large Language Modeling, Document Management, Secure Coding, Business Logic, Open Web Application Security Project (OWASP), Middleware, Plan Execution, Software Design Patterns, Persona Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Detection, Anomaly Detection, Network Security, General Networking, Network Monitoring, Network Troubleshooting, Real Time Data, Security Strategy, Network Analysis, Network Protocols, Data Capture
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Milestones (Project Management), Acceptance Testing, CI/CD, Scope Management, MLOps (Machine Learning Operations), Feature Engineering, Governance Risk Management and Compliance, Capacity Management, Responsible AI, Smart Goals, Project Risk Management, Compliance Management, Stakeholder Communications, Data Governance, Risk Analysis, Model Evaluation, Applied Machine Learning, Project Planning, Risk Management, Mitigation
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Virtual Environment, Canva (Software), Color Theory, Design, Creative Design, Design Elements And Principles, Graphic and Visual Design Software, Graphic and Visual Design, Graphic Design, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Object Oriented Design, Case Studies, Business Systems Analysis, Software Engineering, Business Systems, Object Oriented Programming (OOP), Software Design, Systems Design, Business Modeling, System Design and Implementation, Complex Problem Solving, Strategic Decision-Making
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Data Warehousing, Power BI, Data Integration, Data Architecture, Data Visualization Software, Microsoft Azure, Apache Spark, Database Management, Data Pipelines, Performance Tuning, Data Processing, Data Security, Scalability
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Preprocessing, Data Collection, Data Wrangling, Data Manipulation, SQL, Databases, Query Languages, Extensible Markup Language (XML), Pandas (Python Package), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Marketing Analytics, Marketing Effectiveness, Data-Driven Decision-Making, Marketing Strategies, Brand Management, Marketing, Regression Analysis, Analytics, Customer Retention, Consumer Behaviour, Return On Investment, Statistical Analysis, A/B Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Remote Access Systems, Network Troubleshooting, Network Administration, Virtual Private Networks (VPN), Hardening, TCP/IP, Cybersecurity, Dynamic Host Configuration Protocol (DHCP), Human Factors (Security), Technical Support and Services, Encryption, Command-Line Interface, Authentications, Wireless Networks
Advanced · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Infrastructure as Code (IaC), Cloud Computing, Terraform, Cloud Storage, Amazon Web Services, Cloud Infrastructure, Cloud Computing Architecture, Amazon S3, Cloud Deployment, Amazon Elastic Compute Cloud, Database Management, Scalability, Virtual Machines, Databases, Virtualization, Command-Line Interface
Build toward a degree
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Generative AI, Hugging Face, Large Language Modeling, Performance Tuning, Model Deployment, Transfer Learning
Beginner · Project · Less Than 2 Hours