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: Authentications, Node.JS, Back-End Web Development, API Design, Application Design, Application Programming Interface (API), Secure Coding, Server Side, Restful API, Software Architecture, Software Development, Debugging, JSON, Middleware
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Integration, Microsoft Azure, Cloud Storage, Disaster Recovery, Data Architecture, Database Design, Data Infrastructure, Data Storage, Cloud Security, NoSQL, Encryption, Relational Databases, Scalability, Performance Tuning, Database Management, Identity and Access Management
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Google Analytics, Web Analytics and SEO, Search Engine Optimization, Web Analytics, Content Performance Analysis, Keyword Research, Prioritization, Data Import/Export, Workflow Management, Content Strategy, Data Integration, User Research, Performance Metric
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Ubuntu, Linux Servers, WordPress, Linux Administration, Remote Access Systems, Linux, Linux Commands, Nginx, Servers, Web Servers, Software Installation, Systems Administration, Virtual Machines, Web Development, MySQL, PHP (Scripting Language)
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Registration, Email Marketing, User Feedback, Customer Relationship Management, User Accounts, Account Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Technical Documentation, Brute-force attacks, Information Systems Security, Cybersecurity, Virtual Machines, Virtual Environment, Network Analysis
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Ajax, JavaScript Frameworks, Web Applications, Javascript, Web Development Tools, Model View Controller, Event-Driven Programming, UI Components, HTML and CSS, Data Mapping, User Interface (UI), Routing Protocols, Restful API
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Data Visualization, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Blockchain, FinTech, Lending and Underwriting, Security Testing, Banking, Financial Services, Payment Systems, Digital Assets, Market Liquidity, Investments
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Workspace, Collaborative Software, Internal Communications, Productivity Software, Communication, File Management
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Microservices, Amazon Web Services, Middleware, Software Architecture, Systems Architecture, Email Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agile Methodology, Scrum (Software Development), Agile Project Management, Sprint Retrospectives, Sprint Planning, Case Studies, Performance Improvement, Performance Analysis, Product Development, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks