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 California, Davis
Skills you'll gain: DevOps, Process Improvement, Quality Improvement, Service Improvement, Continuous Delivery, Continuous Improvement Process, Lean Methodologies, Operational Efficiency, Organizational Development, Performance Metric, Continuous Deployment, Organizational Leadership, Process Mapping, Culture Transformation, Problem Management, Systems Thinking, Application Deployment, Workflow Management, Organizational Structure, Risk Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Context Engineering, Retrieval-Augmented Generation, AI Orchestration, LLM Application, Prompt Engineering, Responsible AI, Generative AI Agents, Model Context Protocol, Context Management, Prompt Engineering Tools, Agentic Workflows, Token Optimization, OpenAI, Agentic systems, AI Security, Large Language Modeling, Hardening, Systems Architecture, Software Architecture, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Linux Servers, Linux, Linux Commands
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, Spring Boot, Development Environment, Containerization, Spring Framework, Redis, Kubernetes, Java Programming, Docker (Software), Cloud-Native Computing, Apache Maven, API Gateway, Java, Software Architecture, Application Deployment, Apache Kafka, API Design, PostgreSQL, Prometheus (Software), Grafana
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Automation, A/B Testing, Email Marketing, Target Audience, Marketing Automation, Data-Driven Marketing, Marketing Analytics, Content Performance Analysis, Campaign Management, Marketing Effectiveness, Marketing Strategies, Conversion Funnel Analysis, Statistical Analysis, Content Marketing, HubSpot CRM, Content Optimization, Statistical Hypothesis Testing, Content Strategy, Journey Mapping, Newsletters
Beginner · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Pandas (Python Package), Data Processing, Data Structures, Python Programming, Scripting, Code Reusability, Automation, Programming Principles, Functional Design, Development Environment, Data Preprocessing, Data Manipulation, Data-oriented programming, Computational Logic, Jupyter, Computer Programming, Software Installation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Analytics, A/B Testing, Data-Driven Marketing, Google Analytics, Data Storytelling, Content Performance Analysis, Dashboard, Looker (Software), Business Reporting, Dashboard Creation, Web Analytics and SEO, Conversion Funnel Analysis, Management Reporting, Campaign Management, Customer Analysis, Data Cleansing, Search Engine Optimization, Marketing Operations, Media Planning, SQL
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Portfolio Risk, Portfolio Management, Investment Management, Bank Regulations, Due Diligence, Risk Modeling, Governance Risk Management and Compliance, Market Liquidity, Risk Management Framework, Financial Regulation, Risk Control, Investments, Risk Management, Financial Modeling, Market Dynamics, Verification And Validation, Asset Management, Model Evaluation, Finance, Derivatives
Mixed · Course · 1 - 3 Months

Skills you'll gain: Maintenance, Repair, and Facility Services, Geospatial Information and Technology
Intermediate · Course · 1 - 4 Weeks

Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Personalization, GitHub Copilot, AI Integrations, Experience Design, Web Design and Development, User Experience Design, Human Computer Interaction, Software Architecture, User Interface and User Experience (UI/UX) Design, Artificial Intelligence and Machine Learning (AI/ML), Web Design, Artificial Intelligence, Software Testing, AI Security, Web Development, Web Applications, Design, Agentic systems, Software Development Tools, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Angular, TypeScript, JavaScript Frameworks, UI Components, Frontend Performance, React Native, Web Applications, Front-End Web Development, React.js, Javascript, Web Development, Performance Tuning, Frontend Integration, Application Programming Interface (API), Restful API, User Interface (UI), Unit Testing
Intermediate · Course · 3 - 6 Months