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.

Coursera
Skills you'll gain: Kanban Principles, Agile Methodology, Workflow Management, Prioritization, Collaborative Software, Project Management Software, Organizational Skills, Lean Methodologies, Project Management, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Medical Billing and Coding, Denial Management, Patient Registration, Care Management, Medical Privacy, Revenue Cycle Management, Practice Management, Organizational Change, Change Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Performance Review, Data Management, ICD Coding (ICD-9/ICD-10), Medical Terminology, Human Resource Policies, Medical Billing, Patient Safety, Continuous Quality Improvement (CQI), Healthcare Industry Knowledge, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Performance Tuning, Data-oriented programming, System Programming, C and C++, Computer Architecture, Algorithms, Development Environment, Debugging
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Application Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java, Mobile Development, Java Programming, Object Oriented Programming (OOP), Application Frameworks, Android Development, Application Development, Program Development, Software Development
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Docker (Software), Containerization, Microservices, Application Deployment, CI/CD, Data Persistence, DevOps, YAML, Software Development, Virtualization, Application Security, Virtual Networking, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Network Security, Incident Response, Network Administration, Vulnerability Management, Cybersecurity, Contingency Planning, Cyber Governance, Cyber Attacks, Disaster Recovery, Cyber Security Policies, Security Management, Firewall, Computer Security Incident Management, Network Monitoring, General Networking, Cyber Security Strategy, Crisis Management, Vulnerability Assessments, Cyber Risk, Risk Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Model Deployment, Google Cloud Platform, Data Lakes, Dataflow, Data Pipelines, Big Data, Tensorflow, Data Warehousing, Data Architecture, Unstructured Data, Extract, Transform, Load, Apache Spark, Data Infrastructure, Data Migration, Data Management, Metadata Management, Apache Hadoop, Applied Machine Learning, Real Time Data, MLOps (Machine Learning Operations)
Intermediate · Specialization · 3 - 6 Months

ESSEC Business School
Skills you'll gain: Hospitality Management, Hospitality, Marketing Channel, Business Modeling, Revenue Management, Direct Marketing, Booking (Sales), E-Commerce, Online Advertising, Web Analytics, Marketing Strategies, Web Design and Development
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Engineering Design Process, Engineering Analysis, Mechanical Design, Simulation and Simulation Software, Structural Analysis, Mechanical Engineering, Numerical Analysis, Finite Element Methods, Materials science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Database Management, Database Architecture and Administration, Relational Databases, Operational Databases, Database Systems, IBM DB2, MySQL, Performance Tuning, PostgreSQL, Disaster Recovery, Data Storage Technologies, Database Design, System Monitoring, Role-Based Access Control (RBAC), User Accounts, Encryption
Intermediate · Course · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: Engineering Management, Technical Management, Cross-Functional Collaboration, Team Performance Management, Technical Communication, Software Engineering, Employee Coaching, Communication, Conflict Management, Team Management, Meeting Facilitation, People Management, Performance Review, Virtual Teams, Employee Performance Management, Program Management, Labor Compliance, Agile Methodology, Cloud Engineering, Business Strategy
Mixed · Course · 1 - 4 Weeks