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.

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Exploratory Data Analysis, Data Presentation, Data Storytelling, Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Histogram, Animations, Data Manipulation
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Node.JS, MongoDB, Middleware, Databases, Database Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blogs, Search Engine Optimization, Brand Marketing, Content Marketing, Keyword Research, Content Creation, Web Analytics, Customer Engagement, Thought Leadership, Customer Relationship Building, Content Management Systems, Business Marketing
Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Docker (Software), Containerization, Kubernetes, CI/CD, Application Deployment, DevOps, Ubuntu, Development Environment, Software Configuration Management, Software Installation, Application Lifecycle Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL Workbench, MySQL, Database Management Systems, Database Management, Data Manipulation, Data Management, SQL, Databases, Query Languages, Data Integration, Data Science
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Social Media, Content Creation, Advertising, Graphic Design, Design, Social Media Marketing, Social Media Campaigns, Video Production, Social Justice
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Azure Synapse Analytics, Data Security, Databricks, Data Quality, Microsoft Azure, Data Storage Technologies, Data Storage, Data Transformation, Database Management, Data Processing, Data Cleansing, Data Lakes, Query Languages, Performance Tuning, Data Integration, Data Pipelines, Apache Spark, Encryption, Data Analysis, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Visualization Software, Dashboard, Data Analysis, Advanced Analytics, Interactive Data Visualization, Data Manipulation, Collaborative Software, Data Transformation, Data Sharing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Network Planning And Design, Virtual Networking, Cloud Computing Architecture, Network Architecture, Network Monitoring, Network Troubleshooting, Virtual Private Networks (VPN), Network Administration, Cloud Security, Google Cloud Platform, Hybrid Cloud Computing, Network Security, Kubernetes, Firewall, Load Balancing, Multi-Cloud
Advanced · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, YAML, Network Architecture, Network Protocols, Network Routing, Computer Networking, Data Modeling, Extensible Markup Language (XML), JSON, Automation, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Genentech
Skills you'll gain: Clinical Data Management, Clinical Trials, Interactive Data Visualization, Drug Development, Data Presentation, R (Software), Pharmaceuticals, Shiny (R Package), Data Visualization, Statistical Reporting, Data Modeling, R Programming, Technical Communication, Data Manipulation, Statistical Programming, Data Import/Export, Data Transformation, Data Science
Intermediate · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Ansible, YAML, IT Automation, Infrastructure as Code (IaC), Devops Tools, Shell Script, Configuration Management, Virtual Machines
Beginner · Course · 1 - 4 Weeks