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.

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Cloud Platforms, Cloud Storage, Cloud Infrastructure, Cloud Services, Amazon S3, Cloud Applications, Scalability, Database Management, Command-Line Interface, Virtualization, Linux Administration
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Infrastructure as Code (IaC), Endpoint Security, Vulnerability Management, Risk Management, Cryptography, Cybersecurity, Cloud Computing Architecture, Network Security, Incident Response, Threat Management, Cloud Security, Threat Modeling, Risk Analysis, Business Risk Management, Encryption, Cyber Security Policies, Identity and Access Management, Secure Coding, Cyber Threat Intelligence
Intermediate · Specialization · 3 - 6 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

Skills you'll gain: Lean Six Sigma, Lean Methodologies, Statistical Hypothesis Testing, Correlation Analysis, Process Improvement, Sampling (Statistics), Project Management, Data Literacy, Regression Analysis, Process Capability, Goal Setting, Statistical Analysis, Scatter Plots, Customer experience improvement, Quality Management, Microsoft Excel, Process Mapping, Risk Management, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Virtual Machines, Web Servers, Google Cloud Platform, Cloud Deployment, Cloud Infrastructure, Virtual Networking, Command-Line Interface, Cloud Computing, Operating Systems
Beginner · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Management, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
Beginner · Course · 1 - 4 Weeks

AI Business School
Skills you'll gain: Agentic Workflows, Sales Enablement, Generative AI, Generative AI Agents, Agentic systems, Productivity, Tool Calling, No-Code Development, Sales Training, AI Enablement, Responsible AI, Sales Strategy, Sales Management, Sales Process, Automation, Application Development, Artificial Intelligence, Digital Transformation, Innovation, Operational Efficiency
Beginner · Specialization · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Digital Marketing, Web Analytics, Digital Advertising, Search Engine Marketing, Online Advertising, Google Analytics, Search Engine Optimization, Web Analytics and SEO, Google Ads, Marketing Channel, Social Media Marketing, Marketing Strategies, Keyword Research, Marketing Planning, Paid media, Marketing Analytics, Social Media, Advertising, Blogs, Emerging Technologies
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Reinforcement Learning, Artificial Intelligence, Tensorflow, Artificial Neural Networks, Deep Learning, Machine Learning, Applied Machine Learning, Data Ethics, Supervised Learning, Responsible AI, Unsupervised Learning, Natural Language Processing, Computer Programming
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Anthropic Claude, OpenAI API, Prompt Engineering, LLM Application, Generative AI, Large Language Modeling, Multimodal Prompts, Artificial Intelligence, Responsible AI, Cloud Deployment, Restful API, API Design
Intermediate · Course · 1 - 4 Weeks
Georgia Institute of Technology
Skills you'll gain: Cloud Applications, Cloud-Native Computing, Cloud Deployment, Application Development, Cloud Management, Cloud Computing, Cloud Infrastructure, Internet Of Things, Application Deployment, Software Development, Distributed Computing, Scalability, Real Time Data
Mixed · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Programming Principles, Python Programming, Scripting, Data Cleansing, Automation, Computational Thinking, Scripting Languages, Computer Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks