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: Data Structures, Feature Engineering, MLOps (Machine Learning Operations), Java, Performance Tuning, Data Processing, Applied Machine Learning, System Monitoring, Scalability, Performance Analysis, Performance Testing, Tree Maps, Benchmarking, Graph Theory, Program Implementation
Advanced · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Excel Macros, Microsoft Excel, Data Transformation, Data Import/Export, File I/O, Data Wrangling, Extensible Markup Language (XML), Data Manipulation, Data Cleansing, Spreadsheet Software, Visual Basic (Programming Language), File Management, Automation, Microsoft Office, Microsoft 365, Data Science, Query Languages, Debugging, Performance Improvement, Computer Programming
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft Windows, File Management, System Configuration, Patch Management, Peripheral Devices, Operating Systems, Web Content Accessibility Guidelines, Microsoft Copilot, Computer Security Awareness Training, Cloud Storage, User Interface (UI)
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Key Performance Indicators (KPIs), Microsoft Excel, Data Integration, Performance Measurement, Pivot Tables And Charts, Data Visualization Software, Spreadsheet Software, Cloud-Based Integration, Time Series Analysis and Forecasting, Data Analysis, Microsoft Power Platform, Data Modeling, Business Intelligence, Data Manipulation, Microsoft 365, Microsoft Office, Productivity Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Productivity, Productivity Software, Project Management Software, Time Management, Workflow Management, Operational Efficiency, Continuous Improvement Process, Performance Metric, Business Workflow Analysis, Software Development Tools, Performance Improvement, Performance Measurement, Communication
Beginner · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Laboratory Testing, Diagnostic Tests, Medical Terminology, Vital Signs, Clinical Practices, Clinical Experience, Patient Communication, Hospital Medicine, Patient Safety, Medication Administration, Intravenous Therapy, Anatomy, English Language
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Infrastructure as Code (IaC), Terraform, Amazon Web Services, Cloud Infrastructure, Application Development, Cloud Development, Cloud Applications, CI/CD, AWS CloudFormation, Cloud Computing Architecture, Amazon Elastic Compute Cloud, Business Intelligence, Amazon S3, Web Development, API Gateway, Cloud Platforms, Serverless Computing, Cloud Services, Artificial Intelligence and Machine Learning (AI/ML), Amazon DynamoDB
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Database Design, SQL, Database Management Systems, NoSQL, Relational Databases, Data Warehousing, Database Theory, Database Architecture and Administration, Database Administration, Databases, Database Systems, Database Management, Data Modeling, Query Languages, Big Data, Data Architecture, Database Application, Data Integrity, Data Access, Data Science
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Agentic systems, OpenAI API, AI Workflows, Tool Calling, OAuth, AI Orchestration, Middleware, Generative AI Agents, Real Time Data, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Prompt Engineering, Application Programming Interface (API), Authentications, Software Architecture, Systems Integration, Application Security
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Generative AI, Prompt Patterns, Artificial Intelligence, Image Analysis, Natural Language Processing, Machine Learning
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Software Documentation, Open Source Technology, Tidyverse (R Package), Package and Software Management, Web Scraping, Data Manipulation, Data Visualization Software, Leaflet (Software), R Programming, Data Visualization, Data Preprocessing, Technical Documentation, Datamaps, Visualization (Computer Graphics), Unit Testing, Data Cleansing, Interactive Data Visualization, Object Oriented Programming (OOP), Debugging
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Prometheus (Software), System Monitoring, Grafana, Site Reliability Engineering, Continuous Monitoring, Interactive Data Visualization, Query Languages, Anomaly Detection, Software Visualization, Linux, YAML, Docker (Software), Incident Management, Configuration Management, Real Time Data, Analysis
Advanced · Course · 1 - 4 Weeks