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.

Skills you'll gain: Angular, Responsive Web Design, Bootstrap (Front-End Framework), Node.JS, Back-End Web Development, Unit Testing, Full-Stack Web Development, Front-End Web Development, Command-Line Interface, Authentications, Dataflow, TypeScript, MySQL, E-Commerce
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Quality, SQL, YAML, Data Pipelines, Data Validation, Data Mart, CI/CD, Data Modeling, Data Transformation, Version Control, Git (Version Control System), Technical Documentation, Maintainability, Scalability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Financial Modeling, Descriptive Statistics, Data Literacy, Financial Forecasting, Reconciliation, Financial Analysis, A/B Testing, Portfolio Risk, Model Evaluation, Data Cleansing, Decision Tree Learning, Regression Analysis, Exploratory Data Analysis, Predictive Modeling, Data Analysis, Risk Analysis, Risk Management, R Programming, Statistical Analysis, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, Responsible AI, AI Security, Generative AI, Data Ethics, Artificial Intelligence, Software Testing, Software Development, DevSecOps, CI/CD, AI Workflows, Natural Language Processing, Software Engineering, Software Architecture, Debugging
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Electronic Systems, Simulation and Simulation Software, Electronics Engineering, Electrical Engineering, Telecommunications, Engineering, Scientific, and Technical Instruments, Performance Testing, Electronic Components, Technical Design, Wireless Networks, Engineering Analysis, Network Analysis, Design, Design and Product, Grant Applications, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Campaign Management, Copywriting, Marketing Strategy and Techniques, Email Automation, Personally Identifiable Information, Digital Marketing, Marketing Automation, Newsletters, HubSpot CRM, Marketing Analytics, Promotional Strategies, Data Ethics, A/B Testing, Smart Goals, Customer Retention, Key Performance Indicators (KPIs), Goal Setting
Beginner · Course · 1 - 3 Months
Skills you'll gain: CI/CD, Bitbucket, DevOps, Data Pipelines, Jira (Software), Debugging
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Google Analytics, Marketing Analytics, Web Analytics, Marketing Effectiveness, Campaign Management, Digital Marketing, Target Audience, Customer Insights, Analytics, Performance Analysis, A/B Testing, Dashboard, Performance Metric, Content Strategy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, Unity Engine, Video Game Development, Game Design, 3D Modeling, Virtual Environment, Integration Testing, Computer Graphics, Scripting
Intermediate · Course · 1 - 4 Weeks

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

Kennesaw State University
Skills you'll gain: Statistical Process Controls, Statistical Hypothesis Testing, Process Capability, Team Management, Quality Improvement, Root Cause Analysis, Six Sigma Methodology, Lean Six Sigma, Lean Methodologies, Team Building, Exploratory Data Analysis, Process Improvement, Quality Control, Probability & Statistics, Statistical Methods, Process Analysis, Lean Manufacturing, Statistical Analysis, Process Mapping, Data Collection
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Digital Forensics, Penetration Testing, Network Security, Threat Management, Mobile Security, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Public Key Infrastructure, Vulnerability Assessments, Cryptography, Security Controls, Vulnerability Scanning, Cybersecurity, Authorization (Computing), Malware Protection, Authentications, Identity and Access Management, Cyber Attacks, Threat Detection, Data Integrity
Beginner · Specialization · 3 - 6 Months