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.

Google Cloud
Skills you'll gain: Google Cloud Platform, Network Troubleshooting, Cloud Engineering, Cloud Services, Problem Management, Cloud Infrastructure, Cloud Management, Incident Response
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Enterprise Application Management, Generative AI Agents, Agentic systems, Retrieval-Augmented Generation, Scalability, Secure Coding, Context Management, Performance Tuning, Vector Databases, Embeddings, Debugging, Data Persistence
Intermediate · 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

John Wiley & Sons
Skills you'll gain: Health Informatics, Risk Management, Value-Based Care, Clinical Practices, Health Care Administration, Health Systems, Care Management, Analytics, Health Information Management, Health Care, Business Analytics, Healthcare Industry Knowledge, Analytical Skills, Health Technology, Healthcare Ethics, Predictive Analytics, Patient-centered Care, Health Education, Data Science, Business Strategy
Intermediate · Course · 3 - 6 Months

AI CERTs
Skills you'll gain: Risking, Digital Transformation, Fraud detection, Financial Forecasting, AI Enablement, FinTech, Responsible AI, Finance, Budget Management, Investment Management, Financial Services, Artificial Intelligence, Data-Driven Decision-Making, Budgeting, Emerging Technologies, Business Ethics, Portfolio Management, Business Transformation, Predictive Analytics, Generative AI
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Overcoming Objections, Sales Pipelines, Consultative Selling, Account Strategy, Sales Presentation, Account Management, Sales Training, Storytelling, Sales Development, B2B Sales, Sales Process, Persuasive Communication, Active Listening, Sales, Sales Territory Management, Product Demonstration, Sales Management, Sales Strategy, Price Negotiation, Revenue Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Database Design, Data Processing, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Tool Calling, Large Language Modeling, OpenAI API, LLM Application, Prompt Patterns, Multimodal Prompts, OpenAI, AI Orchestration, AI Enablement, Spring Framework, Generative AI, Image Analysis, Embeddings, Spring Boot, Vector Databases, JSON, Real Time Data
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Apache Hadoop, Data Import/Export, Extract, Transform, Load, Big Data, Data Pipelines, Data Processing, Data Migration, SQL, Analytics, Data Manipulation, MySQL, Data Quality, Scalability, Data Security, Scheduling
Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Customer Service, Business Strategy, Competitive Analysis, Service Design, Hospitality Services, Service Recovery, Personalized Service, Brand Loyalty, Market Dynamics, Corporate Strategy, Market Analysis, Product Strategy, Growth Strategies, Product Improvement, Market Share, Product Lifecycle Management, Product Management, Market Opportunities, Business Development, Innovation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Strategic Marketing, Marketing Strategies, Marketing, Business Marketing, Strategic Decision-Making, Customer Insights, Brand Management, Market Analysis, Marketing Communications, Market Dynamics, Value Propositions, Strategic Communication, Consumer Behaviour, Digital Media Strategy, Integrated Marketing Communications, Digital Marketing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Systems Administration, Virtual Machines, Scalability
Beginner · Course · 1 - 4 Weeks