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: Statistical Inference, Regression Analysis, Logistic Regression, R Programming, Statistical Analysis, Statistical Modeling, R (Software), Predictive Modeling, Model Evaluation, Statistical Hypothesis Testing, Probability Distribution, Probability
Build toward a degree
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Qualitative Research, Research Design, User Research, Surveys, Focus Group, Research Methodologies, Research, Research and Design, Business Research, Data Collection, Interviewing Skills, Case Studies, Analysis
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Go (Programming Language), Object Oriented Programming (OOP), Web Services, Web Frameworks, Debugging, Python Programming, Restful API, Dependency Analysis, Performance Tuning, Software Engineering
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Serverless Computing, Amazon Web Services, Cloud Computing Architecture, Development Environment, Software Development Tools, Cloud Development, Software Development, Cloud Applications
Mixed · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scalability, Scala Programming, Distributed Computing, Event-Driven Programming, System Design and Implementation, Microservices, Software Architecture, Software Design Patterns, Cloud Computing, Software Design, Application Frameworks, Software Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, OpenAI API, Generative AI, Data Visualization, Data Visualization Software, ChatGPT, Matplotlib, Seaborn, Data Analysis, Pandas (Python Package), Python Programming, Data Manipulation, Natural Language Processing
Intermediate · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Federated Learning, Transfer Learning, AI Security, Large Language Modeling, PyTorch (Machine Learning Library), Information Privacy, Distributed Computing, Machine Learning
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, AI Workflows, Agentic Workflows, AI Enablement, Retrieval-Augmented Generation, Embeddings, Program Development, Model Deployment
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Data Governance, Extract, Transform, Load, Metadata Management, Role-Based Access Control (RBAC), Data Cleansing, Databricks, Data Management, Data Pipelines, Data Lakes, Amazon Web Services, Amazon Redshift, Data Security, Personally Identifiable Information, Data Warehousing, Data Quality, General Data Protection Regulation (GDPR), Data Integration, Data Validation, Fraud detection
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Video Production, Web Analytics and SEO, Media Production, Driving engagement, Content Strategy, Video Editing, Content Performance Analysis, Content Creation, Web Content, Live Streaming, Storytelling, Scripting
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Software Development Tools, Software Development Methodologies, Agile Methodology, Responsible AI, AI Enablement, AI Workflows, Team Oriented, Software Engineering, Engineering Management, Cross-Functional Collaboration, Generative AI
Intermediate · Course · 1 - 4 Weeks

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