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.

Google Cloud
Skills you'll gain: Data Import/Export, Cloud Technologies, Cloud Platforms, IT Automation, Data Migration, Google Cloud Platform, Cloud Management, Cloud Infrastructure
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Microsoft SQL Servers, Database Design, Transact-SQL, Transaction Processing, Database Development, Relational Databases, Stored Procedure, SQL, Database Management, Databases, Business Reporting, Data Maintenance, Data Integrity, Test Data, Code Reusability, Procedure Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Web Applications, Java Platform Enterprise Edition (J2EE), Application Frameworks, Java Programming, Object Oriented Design, Back-End Web Development, Authentications, Application Development, Software Design, Database Design, Model View Controller, Databases, Extensible Markup Language (XML), Data Access
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Cloud Computing Architecture, Cloud Deployment, Cloud Computing, Scalability, Cloud Solutions, Cloud Infrastructure, Solution Design, Cloud Platforms, Cloud Services, Infrastructure As A Service (IaaS), Public Cloud, Hybrid Cloud Computing, Platform As A Service (PaaS), Load Balancing, Capacity Management, Disaster Recovery, Requirements Analysis
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Data Persistence, API Design, API Testing, Test Tools, Javascript, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Model Optimization, Performance Analysis, Performance Measurement, Data Pipelines, Quality Assessment
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Continuous Integration, Bitbucket, Software Development Tools
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Sample Size Determination, Statistical Analysis, Statistical Reporting, Statistics, Data Analysis, Statistical Methods, A/B Testing, Statistical Software, Estimation, Data-Driven Decision-Making, Conversion Funnel Analysis, Business Analysis, Stakeholder Communications, Decision Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, Unity Engine, 3D Modeling, User Interface (UI), Video Game Development, User Interface (UI) Design, Debugging, Game Design, User Interface and User Experience (UI/UX) Design, Animation and Game Design, Computer Graphics, Frontend Integration, Program Development, Interactive Design, Virtual Environment, Model Optimization, Scripting, Computer Graphic Techniques, C# (Programming Language), Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Infrastructure As A Service (IaaS), Terraform, Cloud Solutions, Cloud Computing, Cloud Services, Infrastructure as Code (IaC), Cloud Management, Virtual Machines, Load Balancing, Virtual Networking, Data Management, Scalability, Interoperability, Virtual Private Networks (VPN)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, Decision Intelligence, Model Evaluation, Model Optimization, Data-Driven Decision-Making, Applied Machine Learning, A/B Testing, Statistical Machine Learning, Machine Learning Methods, Predictive Modeling, Machine Learning, Predictive Analytics, Statistical Hypothesis Testing, Statistical Methods, Machine Learning Algorithms, Performance Analysis, Statistical Analysis, Regulatory Requirements
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Microarchitecture, Program Development, Distributed Computing, Performance Testing, Algorithms, Memory Management, Computer Hardware, C (Programming Language)
Intermediate · Course · 1 - 3 Months