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 Colorado Boulder
Skills you'll gain: Strategic Decision-Making, Accountability, Decision Making, Conflict Management, Business Ethics, Trustworthiness, Risk Management, Strategic Thinking, Personal Integrity, Strategic Leadership, Culture Transformation, Risk Mitigation, Leadership and Management, Risk Analysis, Engineering Management, Ethical Standards And Conduct, Organizational Leadership, Empathy, Organizational Strategy, Technical Management
★ 4.7 (17) · Beginner · Course · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: Amazon Web Services, Cloud Management, Cloud Computing, Amazon S3, Amazon Elastic Compute Cloud, Public Cloud, AWS Identity and Access Management (IAM), AWS CloudFormation, AWS Kinesis, Amazon Redshift, Amazon CloudWatch, Serverless Computing, Amazon DynamoDB, Product Management, Amazon Bedrock, Databases, NoSQL, Cost Management, Product Strategy, Business Strategy
★ 4.8 (28) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Prompt Patterns, Power Platform Architecture & Technical Design, Microsoft Power Platform, AI Workflows, Agentic Workflows, Generative AI Agents, Performance Tuning, Business Logic, AI Integrations, Agentic systems, Application Deployment, Generative AI, Performance Testing, Scalability, Data Integration, User Feedback
★ 1.9 (15) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Cybersecurity, Vulnerability Scanning, Cryptographic Protocols, Remote Access Systems, Network Protocols, Encryption, General Networking, Command-Line Interface, Network Analysis, Proxy Servers
★ 4.6 (15) · Intermediate · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: File I/O, Debugging, Go (Programming Language), Programming Principles, C (Programming Language), Program Development, Data Structures, Computer Programming, C and C++, Algorithms
★ 3.9 (10) · Beginner · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Convolutional Neural Networks, Deep Learning, Model Training, Matlab, Fine-tuning, Data Preprocessing, Software Visualization, Transfer Learning, Data Cleansing, Model Optimization, Data Analysis, Network Architecture
★ 4.9 (13) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Artificial Intelligence, AI literacy, Responsible AI, Generative AI, Open Source Technology, Large Language Modeling, Machine Learning, Model Evaluation
★ 4.8 (33) · Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Application Security, Serverless Computing, Secure Coding, Risk Management Framework, Cloud Security, Threat Management, Infrastructure Security, Cloud Services, Cloud Platforms, Javascript, Node.JS
★ 4.6 (32) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Detection, Cyber Threat Intelligence, Threat Management, Vulnerability Assessments, Incident Response, Vulnerability Scanning, Cyber Security Assessment, Penetration Testing, Vulnerability Management, Cybersecurity, Incident Management, Cyber Security Policies, Security Strategy, Risk Mitigation, Emergency Response, Network Analysis, Technical Writing
★ 4.9 (18) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Logo Design, Adobe Illustrator, Typography, Layout Design, Graphic and Visual Design, Graphic Design, Design Reviews, Branding, Design Elements And Principles, Graphic and Visual Design Software, Game Design, Visualization (Computer Graphics), Computer Graphic Techniques, Color Theory, Image Quality
★ 4.6 (16) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Adobe InDesign, Layout Design, Typography, Graphic Design, Adobe Creative Cloud, Design, Digital Design, Design Software
★ 3.9 (16) · Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: User Interface (UI) Design, Color Theory, User Interface (UI), Typography, User Interface and User Experience (UI/UX) Design, Web Design, Digital Design, Design, Usability, HTML and CSS, Front-End Web Development, Design Elements And Principles, Graphic and Visual Design, Layout Design, Creative Design
★ 4.8 (17) · Intermediate · Course · 1 - 4 Weeks