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.

Johns Hopkins University
Skills you'll gain: Model Evaluation, Predictive Modeling, Machine Learning Algorithms, Statistical Machine Learning, Feature Engineering, Supervised Learning, Predictive Analytics, Applied Machine Learning, Data Preprocessing, R Programming, Classification Algorithms, Machine Learning, Random Forest Algorithm, Regression Analysis, Exploratory Data Analysis, Data Wrangling
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: LLM Application, Model Evaluation, Large Language Modeling, Retrieval-Augmented Generation, Vector Databases, MLOps (Machine Learning Operations), Performance Tuning, Debugging, Performance Testing, Query Languages, SQL, Statistical Hypothesis Testing, Statistical Analysis, Artificial Intelligence and Machine Learning (AI/ML), Data-Driven Decision-Making, Python Programming, Pandas (Python Package)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Surveys, Survey Creation, Data Quality, Sample Size Determination, Statistical Hypothesis Testing, Data Governance, Sampling (Statistics), Market Research, A/B Testing, Quantitative Research, Data Maintenance, Statistical Analysis, Data Analysis, Excel Formulas, Regression Analysis, Business Intelligence, Data Visualization, Performance Metric, R Programming, Predictive Modeling
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: SolidWorks (CAD), Assembly Drawing, Computer-Aided Design, 3D Modeling, Engineering Design Process, Mechanical Design, Drafting and Engineering Design, Design Specifications, Functional Design, Mechanical Engineering, Integration Testing, Simulation and Simulation Software, Engineering Drawings, Visualization (Computer Graphics), Technical Design, Equipment Design, Industrial Design, Geometric Dimensioning And Tolerancing, Torque (Physics), Structural Engineering
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, AI Workflows, Prompt Engineering, Data-Driven Decision-Making, Generative AI, Data Validation, Model Evaluation, Verification And Validation, A/B Testing, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks
Instituto Tecnológico de Aeronáutica
Skills you'll gain: JUnit, Object Oriented Programming (OOP), Java, Java Programming, Object Oriented Design, Unified Modeling Language, Unit Testing, Software Engineering, Agile Software Development, Software Design, Software Development, Maintainability, Programming Principles, Eclipse (Software)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Analytics, Marketing Analytics, Performance Reporting, Looker (Software), Web Analytics and SEO, Customer Analysis, Marketing Strategies, Search Engine Optimization, A/B Testing, Google Ads, Data Storytelling, Smart Goals, Campaign Management, Analytics, Predictive Analytics, Analysis, Data Visualization, Target Audience, Process Improvement and Optimization, Process Optimization
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Hardening, Incident Response, Vulnerability Assessments, Security Strategy, Security Controls, Computer Security Incident Management, Infrastructure Security, Security Testing, Control Systems, Information Systems Security, Continuous Monitoring, Penetration Testing, Cyber Security Strategy, Cyber Attacks, Risk Analysis, Operational Risk, Data Security, Risk Management Framework, Risk Management, Operational Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Classification And Regression Tree (CART), Data-Driven Decision-Making, Minitab, Regression Analysis, Descriptive Statistics, Statistical Hypothesis Testing, Case Studies, Business Analytics, Decision Tree Learning, Predictive Analytics, Estimation, Statistical Visualization, Probability & Statistics, Microsoft Excel, Statistical Analysis, Data Visualization Software, Predictive Modeling, Data Analysis, Statistics, Analytical Skills
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Stakeholder Engagement, Business Intelligence, Data-Driven Decision-Making, Dashboard, Business Analytics, Real Time Data, Data Integration, Data Modeling, Data Storytelling, Data Analysis, Key Performance Indicators (KPIs), Data Presentation, Business Process, Project Implementation, Data Pipelines
Advanced · 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

Coursera
Skills you'll gain: Model Deployment, AWS SageMaker, Data Pipelines, Apache Airflow, MLOps (Machine Learning Operations), Systems Design, Cloud Computing Architecture, Transfer Learning, Model Evaluation, Cloud Deployment, PyTorch (Machine Learning Library), Cloud Computing, Network Architecture, Unit Testing, API Design, Deep Learning, Python Programming, Data Validation, CI/CD, Keras (Neural Network Library)
Intermediate · Specialization · 1 - 3 Months