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: Tableau Software, Data Transformation, Data Integration, Pivot Tables And Charts, Data Maintenance, Data Visualization Software, Data Wrangling, Relational Databases, Data Management, Advanced Analytics, Data Manipulation, Data Analysis, Analytics, Data Cleansing, Data Quality, Data Import/Export, Forecasting
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: MongoDB, Data Access, Query Languages, Database Systems, Database Software, Data Collection, Database Management, NoSQL, Database Management Systems, Databases, Scripting, Scripting Languages, Python Programming, Development Environment, Back-End Web Development, Software Installation, Package and Software Management
★ 4.4 (17) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Construction Engineering, Building Codes, Engineering, Scientific, and Technical Instruments, Structural Engineering, Structural Analysis, Engineering Analysis, Construction, Engineering Calculations, Simulation and Simulation Software, Finite Element Methods, Civil Engineering, Construction Management, Mathematical Software, Engineering Practices, Environmental Monitoring, Safety Standards, Civil and Architectural Engineering, Failure Analysis, Design Specifications, Engineering Design Process
★ 4.4 (10) · Advanced · Specialization · 3 - 6 Months

Skills you'll gain: CI/CD, Infrastructure as Code (IaC), Continuous Integration, Devops Tools, Docker (Software), Microsoft Azure, DevOps, Application Deployment, GitHub, Continuous Deployment, Cloud Deployment, Containerization, Git (Version Control System), Infrastructure As A Service (IaaS), Development Environment, Secure Coding, Cloud Computing
★ 3.8 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, Mainframe Technologies, Microarchitecture, Systems Architecture, Hardware Architecture, Data Storage, Computer Science, Programming Principles, System Programming, Data Structures, Computational Logic, Computer Hardware, Program Development, Computer Programming, Memory Management
★ 3.6 (11) · Intermediate · Course · 1 - 3 Months
Kennesaw State University
Skills you'll gain: Global Marketing, Marketing Effectiveness, Marketing, Regulatory Compliance, Strategic Marketing, Stakeholder Management, Innovation, Stakeholder Communications, Corporate Sustainability, Marketing Strategies, Business Marketing, Stakeholder Engagement, Stakeholder Analysis, MarTech, Marketing Planning, Product Marketing, Marketing Management, Marketing Channel, Business Strategy, Business
★ 4.7 (14) · Beginner · Specialization · 3 - 6 Months

JetBrains
Skills you'll gain: Application Development, Application Deployment, Generative AI Agents, Large Language Modeling, Software Development Tools, LLM Application, AI literacy, IntelliJ IDEA, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Integrated Development Environments, Agentic systems, Code Review, Software Development, Software Development Life Cycle
★ 3.3 (9) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Typography, Logo Design, Style Guides, Graphic Design, Graphic and Visual Design, Color Theory, AI powered creativity, Design, Branding, Design Strategies, Collaborative Software
★ 4.4 (10) · Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Code Reusability, Virtual Machines, Verification And Validation, Program Development, Python Programming, Maintainability, Data Manipulation, Programming Principles, Scripting, Development Environment, Scripting Languages, Computer Programming, Software Installation, Debugging, Software Development, Computer Programming Tools, Computational Logic, Cross Platform Development
★ 4.3 (6) · Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Preprocessing, Data Processing, Data Collection, SQL, Databases, Query Languages, Extensible Markup Language (XML), Pandas (Python Package), Application Programming Interface (API)
★ 4.5 (16) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Color Matching, Color Theory, Sales, Design, Sales Strategy, Marketing Materials, Creative Design, Design Elements And Principles, Digital Design, Intellectual Property, Graphic and Visual Design Software, Design Software, Digital Assets, Asset Protection, Marketing
★ 4.7 (9) · Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Dataflow, Data Pipelines, Apache Kafka, Real Time Data, Extract, Transform, Load, Google Cloud Platform, Big Data, Applied Machine Learning, Software Design Patterns, Artificial Intelligence and Machine Learning (AI/ML), Data Architecture, Analytics, Data Processing, Data Transformation
★ 4.8 (18) · Intermediate · Course · 1 - 4 Weeks