Pen testing courses can help you learn vulnerability assessment, network security, and ethical hacking techniques. You can build skills in penetration testing methodologies, risk analysis, and incident response strategies. Many courses introduce tools like Metasploit, Wireshark, and Burp Suite, that support identifying and exploiting security weaknesses in systems and applications. By engaging with these tools, you can practice practical work that enhance your ability to secure networks and protect sensitive data.

Universitat de Barcelona
Skills you'll gain: Sustainable Technologies, Sustainable Engineering, Sustainable Development, Materials science, Robotics, Creative Problem-Solving, Mathematics Education, Engineering Design Process, Educational Materials, Biotechnology, Analytical Testing, Molecular Biology, Creative Thinking, Emerging Technologies, Safety Standards, Ethical Standards And Conduct, Electronics, Physics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Performance Tuning, Data Governance, Data Management, Data Pipelines, SQL, Data Integrity, Data Quality, Data Integration, Operational Databases, Database Design, Consolidation, Data Cleansing, Data Validation, Data Manipulation, Systems Integration, Performance Testing, Performance Improvement, Application Performance Management, Performance Metric, Performance Measurement
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Google Cloud Platform, Embeddings, Cloud API, Application Programming Interface (API), Unsupervised Learning, Natural Language Processing, Classification Algorithms, Development Environment, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Survey Creation, Surveys, User Feedback, Data Storytelling, Statistical Reporting, Quantitative Research, Data Analysis, Data Presentation, Market Research, Statistical Analysis, Storytelling, Statistical Hypothesis Testing, User Centered Design, Statistical Methods, Data Collection, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Modeling, People Analytics, Feature Engineering, Exploratory Data Analysis, Predictive Analytics, Statistical Analysis, Data Analysis, Business Analytics, Analytics, Model Evaluation, Trend Analysis, Correlation Analysis, Data-Driven Decision-Making, Statistical Hypothesis Testing, R Programming, Data Preprocessing, Data Cleansing, Data Validation
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: IntelliJ IDEA, Apache Maven, Integrated Development Environments, Version Control, Unit Testing, Eclipse (Software), Build Tools, Development Testing, Development Environment, Software Development Tools, Debugging, Git (Version Control System), Java, Application Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Performance Testing, Retrieval-Augmented Generation, Vector Databases, LLM Application, Performance Tuning, Query Languages, SQL, Benchmarking, System Monitoring, Secure Coding
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Migration, PostgreSQL, Database Administration, Database Management, Cloud Management, Google Cloud Platform, Data Validation, Data Import/Export, Public Cloud
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Apache Hadoop, Apache Hive, Extract, Transform, Load, Data Import/Export, HR Tech, Data Pipelines, People Analytics, Big Data, Data Migration, Data Integration, MySQL, Data Storage, Data Processing, Data Access, Authentications, SQL, Analytics, Database Management, Relational Databases, Data Architecture
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), AI Workflows, API Design, CI/CD, Software Quality Assurance, Code Review, Software Engineering, Software Versioning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, Prompt Engineering, Generative AI Agents, Generative AI, Agentic Workflows, Performance Tuning, Model Evaluation, Verification And Validation, Large Language Modeling, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Plot (Graphics), Scientific Visualization, Data Visualization Software, Interactive Data Visualization, Seaborn, Graphing, Jupyter, NumPy, Performance Tuning, Javascript and jQuery, Development Environment, Python Programming, Software Installation, Distributed Computing
Mixed · Course · 1 - 3 Months