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.

Samsung
Skills you'll gain: Technical Support, Hardware Troubleshooting, Customer Service, Insurance and Warranty Claims Processing, Problem Solving, Company, Product, and Service Knowledge, Customer Communications Management, Product Knowledge, Active Listening, Technical Communication, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, OpenAI, Image Analysis, Generative AI, ChatGPT, LLM Application, Multimodal Prompts, Application Programming Interface (API), Large Language Modeling, Artificial Intelligence, Natural Language Processing, Computer Vision
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, Apache Spark, Data Visualization Software, Data Analysis, Exploratory Data Analysis, Data Cleansing, Data Processing, Data Manipulation, Big Data, Jupyter, Pandas (Python Package), People Analytics
Intermediate · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, File I/O, Application Development, Computer Programming, User Interface (UI), Programming Principles, Databases, System Design and Implementation, Integrated Development Environments, SQL, Data Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: OSI Models, TCP/IP, Vulnerability Scanning, General Networking, Network Protocols, Cyber Security Assessment, Network Security, Network Monitoring, Network Administration, Vulnerability Assessments, Firewall, Performance Tuning, Threat Detection, Network Analysis, Scripting, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Metasploit, Open Web Application Security Project (OWASP), Network Protocols, Vulnerability Assessments, Cyber Security Assessment, Exploitation techniques, Brute-force attacks, Windows PowerShell, Active Directory, Network Security, Network Analysis, Microsoft Windows, Wireless Networks, Scripting, Virtual Environment
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Digital pedagogy, Education Software and Technology, User Centered Design, Requirements Analysis, digital literacy, Virtual Environment
Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Presentation, Plot (Graphics), Data Visualization Software, Data Visualization, Tableau Software, Spatial Analysis, Visualization (Computer Graphics), Statistical Visualization, Network Model, Dashboard, Matplotlib, Infographics, Heat Maps, Seaborn, Geospatial Information and Technology, Time Series Analysis and Forecasting, Network Analysis, Geospatial Mapping
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Shiny (R Package), Data Visualization, Interactive Data Visualization, Dashboard, Data Visualization Software, R Programming, Data Wrangling, User Interface (UI) Design, Ggplot2, Data Manipulation, Data Integration, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: System Monitoring, Network Monitoring, Event Monitoring, VMware ESX Servers, Continuous Monitoring, System Configuration, Incident Management, Linux Servers, Virtual Machines, Security Controls, Apache, Windows Servers, Software Installation, MySQL
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Continuous Delivery, Jenkins, CI/CD, Kubernetes, Cloud Deployment, Application Deployment, Google Cloud Platform, Devops Tools
Intermediate · Project · Less Than 2 Hours

Howard University
Skills you'll gain: Data Wrangling, Regression Analysis, Dimensionality Reduction, Data Science, Python Programming, Data Preprocessing, Predictive Modeling, Data Analysis, Linear Algebra, Exploratory Data Analysis, Model Evaluation
Mixed · Course · 1 - 4 Weeks