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.

Fractal Analytics
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Interactive Data Visualization, Storyboarding, Storytelling, Data Visualization Software, Data Ethics, Data Literacy, Visual Storytelling, Data-Driven Decision-Making, Data Quality, Data Analysis, Drive Engagement, Ethical Standards And Conduct
★ 4.5 (184) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Protocols, TCP/IP, General Networking, Network Monitoring, Network Security, Network Analysis, Web Servers, Linux, Software Installation
★ 4.6 (146) · Beginner · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: Technical Analysis, Portfolio Management, Advanced Analytics, Financial Data, Investments, Financial Forecasting, Financial Trading, Investment Management, Financial Analysis, Financial Market, Risk Modeling, Financial Modeling, Analytics, Portfolio Risk, Predictive Analytics, Capital Markets, Performance Measurement, Time Series Analysis and Forecasting, Statistical Analysis, Market Trend
★ 4.7 (228) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Generative AI Agents, LLM Application, AI Integrations, Tool Calling, Large Language Modeling, Software Design Patterns, Memory Management
★ 4.7 (107) · Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI Agents, Retrieval-Augmented Generation, Generative AI, Fine-tuning, LangChain, AI Workflows, Agentic Workflows, Model Training, Model Optimization, Large Language Modeling, Artificial Intelligence, Token Optimization, Transfer Learning, LLM Application, AI literacy, Amazon Web Services, Context Management
★ 4.6 (109) · Intermediate · Professional Certificate · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Excel Formulas, Spreadsheet Software, Business Reporting, Data Visualization, Interactive Data Visualization, Excel Macros, Data Presentation, Dashboard, Forecasting, Management Reporting, Analytics, Advanced Analytics, Data Analysis, Data Visualization Software, Business Analytics, Data Validation, Analysis, Data Entry
★ 4.8 (146) · Beginner · Specialization · 1 - 3 Months

Anthropic
Skills you'll gain: Prompt Engineering, AI Workflows, Agentic Workflows, Claude Code, Model Context Protocol, Retrieval-Augmented Generation, Anthropic Claude, Agentic systems, Application Programming Interface (API), Tool Calling, Context Management, Embeddings, Model Evaluation
★ 4.6 (141) · Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Sales Strategy, Sales Management, General Sales Practices, Sales Process, Market Intelligence, Competitive Intelligence, Case Studies, Business Strategy, Analysis, Competitive Analysis, Strategic Decision-Making, Market Analysis, Business Research
★ 4.5 (191) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Engineering, Data Pipelines, Data Transformation, Extract, Transform, Load, Data Integration, Data Warehousing, Software Engineering Tools, Data Import/Export, Stored Procedure, Data Sharing, SQL, Data Analysis, GitHub, Microsoft Visual Studio, Command-Line Interface, Application Deployment
★ 4.7 (146) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: SQL, Query Languages, Data Access, Database Software, Database Design, Relational Databases, Problem Solving
★ 4.6 (335) · Beginner · Guided Project · Less Than 2 Hours
Emory University
Skills you'll gain: Social Media Analytics, Social Media Marketing, Social Media, Marketing Analytics, Social Media Management, Customer Analysis, Consumer Behaviour, Data Mining, Customer Insights, Market Analysis, Data Analysis Software, Trend Analysis, Research, Peer Review
★ 4.3 (112) · Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Unified Modeling Language, File I/O, System Programming, Visual Basic (Programming Language), Database Management, System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, Development Environment, Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Program Development, Computer Programming, Microsoft Development Tools
★ 4.6 (174) · Beginner · Specialization · 3 - 6 Months