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: Rust (Programming Language), Development Environment, Programming Principles, Data Structures, Memory Management, Integrated Development Environments, System Programming, Software Installation
★ 3.7 (20) · Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Quantitative Research, Qualitative Research, Marketing Analytics, Market Analysis, Market Research, Survey Creation, Exploratory Data Analysis, Marketing Strategies, Sampling (Statistics), Strategic Marketing, Data-Driven Marketing, Marketing Management, Data Collection, Market Intelligence, Forecasting, Strategic Decision-Making, Data Analysis, Predictive Modeling, Analysis, Marketing
★ 4.6 (38) · Beginner · Specialization · 3 - 6 Months

Knowledge Accelerators
Skills you'll gain: Data Presentation, Data Entry, Data Processing, Data Science, Organizational Skills, Business Analytics, Data Management, Business Intelligence, Microsoft 365, Productivity Software, Record Keeping, Customer Data Management, Productivity, Financial Analysis, Marketing Planning, Project Management, Event Planning
★ 4.4 (14) · Beginner · Course · Less Than 2 Hours

Skills you'll gain: Feature Engineering, Model Optimization, Tensorflow, Google Cloud Platform, Exploratory Data Analysis, Business Metrics, Keras (Neural Network Library), Model Training, Data Preprocessing, Machine Learning Software, Model Evaluation, Data Quality, Logistic Regression, Machine Learning, Data Pipelines, Machine Learning Methods, Data Processing, Scikit Learn (Machine Learning Library), Performance Tuning, Dataflow
★ 4.2 (31) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Data Visualization Software, Data Presentation, Interactive Data Visualization, Data Storytelling, Microsoft Office
★ 4.8 (29) · Beginner · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Manufacturing Processes, Process Validation, Production Process, Manufacturing and Production, Laboratory Equipment, Systems Of Measurement, Process Analysis, Process Control, Machine Controls, Materials science, Laboratory Testing
★ 4.9 (26) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cryptography, Encryption, Python Programming, Data Security
★ 4.6 (16) · Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Mental Health, Diversity Awareness, Cultural Diversity, Health Disparities, Social Determinants Of Health, Health Equity, Respiration, Preventative Care, Stress Management, Human Development, Positive Airway Pressure (CPAP/BiPAP), Patient Treatment, Treatment Planning, Diagnostic Tests, Mental Health Diseases and Disorders, Physiology, Child Health, Neurology, Geriatrics, Mindfulness
★ 4.5 (14) · Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: LangChain, LangGraph, Model Context Protocol, AI Workflows, LLM Application, Context Engineering, AI Orchestration, Agentic Workflows, Generative AI Agents, Tool Calling, Model Deployment, Data Processing, Data Transformation, Retrieval-Augmented Generation, Agentic systems, Generative AI, Gemini, Artificial Intelligence, Prompt Engineering, Responsible AI
★ 3.8 (10) · Intermediate · Specialization · 3 - 6 Months

Politecnico di Milano
Skills you'll gain: Cloud Development, Amazon Elastic Compute Cloud, Cloud Applications, Cloud Infrastructure, Bioinformatics, Cloud Computing Architecture, Cloud Computing, Algorithms, Development Environment, Amazon Web Services, Model Optimization, Performance Tuning, Program Development, Computer Architecture, Hardware Architecture, Performance Testing, Application Performance Management, Computer Programming, Memory Management
★ 4.4 (26) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Javascript, Data Structures, Dataflow, Computer Programming
★ 4.7 (25) · Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Visualization, Keras (Neural Network Library), Data Preprocessing, Artificial Neural Networks, Statistical Visualization, Predictive Modeling, Model Training, Tensorflow, Applied Machine Learning, Feature Engineering, Data Processing, Data Science, Predictive Analytics, Data Manipulation, Deep Learning, Data Wrangling, Machine Learning, Model Evaluation, Regression Analysis, Python Programming
★ 4.7 (27) · Beginner · Guided Project · Less Than 2 Hours