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: Technical Support, Hardware Troubleshooting, Cloud Computing, Cloud Services, Cybersecurity, Help Desk Support, System Support, Network Troubleshooting, Computer Hardware, Customer Service, General Networking, Data Storage, Issue Tracking, Operating Systems
Intermediate · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Embedded Software, Programming Principles, Computer Programming, C (Programming Language), System Design and Implementation, OS Process Management, System Requirements, Computer Architecture, Algorithms
Intermediate · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Vibrations, Hydraulics, Environmental Engineering, Civil Engineering, Mechanical Engineering, Engineering, Mechanics, Chemical and Biomedical Engineering, Simulation and Simulation Software, Applied Mathematics, Biomedical Engineering, Mathematical Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Presentations, Google Sheets, Google Workspace, Productivity Software, Data Visualization
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Excel Macros, Prompt Engineering, Microsoft Excel, Data Cleansing, Excel Formulas, Pivot Tables And Charts, Microsoft Copilot, Dashboard, Forecasting, Data Presentation, Data Storytelling, Data Processing, Data Visualization Software, Data Manipulation, Data Visualization, Workflow Management, Data Preprocessing, Data Quality, Statistical Analysis, Data Transformation
Beginner · Professional Certificate · 3 - 6 Months

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

University of Colorado System
Skills you'll gain: Windows Servers, Authorization (Computing), Microsoft Windows, Authentications, Operating System Administration, User Accounts, Group Policy, Microsoft Servers, Security Controls, Enterprise Security, Active Directory, Identity and Access Management, Software Installation, Servers, Computer Security, System Configuration, Encryption
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Visualization, Exploratory Data Analysis, Plot (Graphics), Statistical Analysis, Data Presentation, Ggplot2, Program Evaluation, Policy Analysis, Surveys, Data Ethics, R (Software), Data Analysis, Tidyverse (R Package), Statistical Visualization, R Programming, Statistical Methods, Public Policies, Data Visualization Software, Case Studies, Political Sciences
Intermediate · Specialization · 3 - 6 Months

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

Meta
Skills you'll gain: Restful API, API Testing, Django (Web Framework), API Design, Software Documentation, Application Programming Interface (API), Authentications, Authorization (Computing), Debugging, JSON, Performance Tuning, Data Validation, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Networking Hardware, Data Storage, Command-Line Interface, Peripheral Devices, Active Directory, Technical Support and Services, System Configuration, Cyber Security Assessment
Intermediate · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Apache Airflow, Data Modeling, Data Pipelines, Data Storage, Data Architecture, Requirements Analysis, Data Warehousing, Query Languages, Data Preprocessing, Apache Hadoop, Vector Databases, Data Lakes, Amazon Web Services, File Systems, Apache Spark, Database Systems, Feature Engineering, Dataflow, Data Integration, Data Management
Intermediate · Professional Certificate · 3 - 6 Months