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.

Skills you'll gain: File I/O, File Systems, Command-Line Interface, Operating Systems, Python Programming, Scripting, User Interface (UI), Data Import/Export, Data Structures, Simulations
Mixed · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Usability, Web Applications, Semantic Web, Data Validation
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Hibernate (Java), Multi-Tenant Cloud Environments, Object-Relational Mapping, Spring Boot, Performance Tuning, Java, Middleware, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Visualization, Scatter Plots, Histogram, Data Science, Computer Programming
Beginner · Course · 1 - 3 Months
Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Network Planning And Design, Virtual Private Networks (VPN), Network Troubleshooting, Routing Protocols, Border Gateway Protocol, Network Engineering, Computer Networking, Network Administration, Open Shortest Path First (OSPF), Network Routers, Wide Area Networks, Network Monitoring, Network Routing, TCP/IP, Network Performance Management, Network Protocols, Service Level Agreement, Service Level, Network Architecture
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Big Data, Data Cleansing, Exploratory Data Analysis, Google Analytics, Data Integration, Data Manipulation, SQL, Database Administration
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Internet Of Things, Docker (Software), Development Environment, Security Controls, Containerization, Interactive Data Visualization, JSON, Network Protocols, Node.JS, Embedded Systems, Authentications, Automation, Data Storage
Intermediate · Course · 3 - 6 Months

University of Colorado System
Skills you'll gain: Team Management, Teamwork, Team Building, Team Motivation, Organizational Leadership, Leadership and Management, Conflict Management, Motivational Skills, Organizational Structure, Engineering Management, Systems Engineering, Leadership, Employee Engagement, Agile Methodology
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Database Theory, Database Management, Relational Databases, Databases, Database Architecture and Administration, Database Management Systems, SQL, NoSQL, Data Modeling, Unified Modeling Language, Query Languages, Data Integrity, Data Manipulation, Performance Tuning
Build toward a degree
Mixed · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Document Management, Amazon Web Services, Information Management, Technical Documentation, Natural Language Processing, Infrastructure Architecture, Artificial Intelligence, Software Architecture
Mixed · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Prompt Engineering, ChatGPT, Microsoft Copilot, Email Automation, OpenAI, Deepseek, Education Software and Technology, Artificial Intelligence, Generative AI, AI Workflows, Excel Macros, Productivity, Excel Formulas
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Application Deployment, Continuous Deployment, Web Development Tools, Continuous Delivery, Release Management, React.js, Vue.JS, Code Review
Beginner · Course · 1 - 4 Weeks