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.

University of Colorado System
Skills you'll gain: TCP/IP, Local Area Networks, Routing Protocols, Network Routing, Digital Communications, OSI Models, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, Network Planning And Design, Network Architecture, Computer Networking, Network Infrastructure, Network Performance Management, Wireless Networks, Graph Theory, Telecommunications, Software-Defined Networking, Algorithms, System Programming
Intermediate · Specialization · 3 - 6 Months

Universitat Politècnica de València
Skills you'll gain: Software Development Life Cycle, Software Development Methodologies, User Interface (UI) Design, Agile Software Development, Data Quality, Project Management, Information Systems, Cross-Functional Collaboration, Business Systems, Mobile Development, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, LLM Application, Model Evaluation, Content Creation
Beginner · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, User Interface and User Experience (UI/UX) Design, Software Design, Usability, Software Development Methodologies, Information Systems, Software Development, Project Management, Program Standards, Business Systems, Version Control, Management Information Systems, Software Documentation, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe Express, Responsible AI, Logo Design, Digital Design, Layout Design, Generative AI, Social Media, Content Creation, Graphic Design, Social Media Management, Creative Design, Adobe Photoshop, Visual Design, Content Marketing, Infographics, Content Strategy, Typography, Color Theory, Storytelling, Branding
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Feature Engineering, Statistical Methods, Data Preprocessing, Statistical Inference, Statistical Hypothesis Testing, Data Access, Anomaly Detection, Statistical Analysis, Data Analysis, Data Cleansing, Data Manipulation, Machine Learning, Probability & Statistics, Jupyter, Data Import/Export, Pandas (Python Package), Data Transformation, Data Quality
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Cloud Deployment, Continuous Deployment, Model Evaluation, Data Preprocessing, Machine Learning, Applied Machine Learning, Data Validation, Feature Engineering, Data Quality, Debugging, Continuous Monitoring, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Lean Six Sigma, Root Cause Analysis, Lean Methodologies, Process Improvement, Data Collection, Quality Improvement, Process Optimization, Correlation Analysis, Statistical Hypothesis Testing, Kaizen Methodology, Process Analysis, Probability Distribution, Regression Analysis, Business Process, Statistical Process Controls, Quality Management, Team Management, Continuous Improvement Process, Project Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Risk Management Framework, Financial Analysis, Financial Regulation, Business Continuity, Financial Systems, Data Management, Financial Controls, Capital Markets
Mixed · Course · 1 - 3 Months

Skills you'll gain: Debugging, Technical Communication, Network Troubleshooting, Performance Tuning, Problem Management, Technical Documentation, Technical Support, System Monitoring, Incident Management, Application Performance Management, Continuous Integration, Continuous Monitoring, Linux Commands
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Paid media, Target Audience, Data Storytelling, Social Media Marketing, Social Media Strategy, Content Creation, Search Engine Optimization, Marketing Budgets, Order Fulfillment, Media Planning, Search Engine Marketing, Google Ads, Social Media Management, Customer Retention, Customer Relationship Management, E-Commerce, Performance marketing, Email Automation, Marketing
Beginner · Professional Certificate · 3 - 6 Months

Knowledge Accelerators
Skills you'll gain: Power BI, Data Presentation, Microsoft Excel, Dashboard, Excel Formulas, Data Modeling, Business Reporting, Data Entry, Data Analysis, Data Storytelling, Data-Driven Decision-Making, Business Analytics, Analytics, Business Modeling, Data Processing, Business Analysis, Data Cleansing, Data Synthesis, Trend Analysis, Data Management
Beginner · Specialization · 3 - 6 Months