Big Data courses can help you learn data analysis, data visualization, statistical modeling, and data mining techniques. You can build skills in interpreting large datasets, designing data-driven strategies, and utilizing machine learning algorithms. Many courses introduce tools like Hadoop, Spark, and Tableau, that support processing vast amounts of information and presenting insights effectively. Additionally, you may explore topics such as data warehousing, predictive analytics, and the ethical implications of data usage.

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Threat Modeling, Cybersecurity, Cryptography, Mobile Security, Cryptographic Protocols, Security Testing, Vulnerability Scanning, Cyber Security Assessment, Application Security, Operating System Administration, Network Security, Operating Systems, Encryption, Hardening
Intermediate · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: Spring Framework, Spring Boot, Application Development, Redis, Java Programming, Frontend Integration, Object-Relational Mapping, Web Development, Database Development, Integrated Development Environments, Authentications, Application Security, Build Tools, Performance Tuning, Unit Testing, Authorization (Computing), Command-Line Interface, Data Access, Event Monitoring, Software Configuration Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Visual Studio, C# (Programming Language), Integrated Development Environments, Microsoft Development Tools, Program Development, Programming Principles, C and C++, Computer Programming, Command-Line Interface, Computational Logic
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsible AI, HR Tech, Recruitment, Employee Engagement, Generative AI, Data Ethics, Human Resource Management, Human Resources, Talent Recruitment, AI Personalization, Recruitment Strategies, Employee Performance Management, Business Ethics, AI Integrations
Beginner · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Ansible, Configuration Management, Code Reusability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Automate/Flow, Email Automation, Verification And Validation, Microsoft Power Platform, Microsoft Excel, Data Import/Export, Microsoft 365, Microsoft Development Tools, Spreadsheet Software
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Keyword Research, Copywriting, Search Engine Optimization, Content Strategy, Content Optimization, Web Content, Web Analytics and SEO, Search Engine Marketing, Blogs, Writing and Editing, Writing, Content Marketing, Editing, Driving engagement
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Software Testing, Test Case, Eclipse (Software), Test Script Development, Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Testability, Java, Test Tools
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Database Management, Relational Databases, MySQL, PHP (Scripting Language), SQL, Databases, Web Applications, Object Oriented Programming (OOP), Web Development, Hypertext Markup Language (HTML), Back-End Web Development, Data Access
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Azure, Cloud Development, Continuous Deployment, Development Environment, Application Deployment, Cloud Applications, Cloud Deployment, Docker (Software), Containerization, Microsoft Development Tools, Cloud Hosting, ASP.NET, Platform As A Service (PaaS), Software Development, Scalability, Microsoft Visual Studio, Web Applications, Integrated Development Environments
Intermediate · Course · 1 - 3 Months

HubSpot Academy
Skills you'll gain: Sales Presentation, Sales Management, Sales Enablement, HubSpot CRM, Data Visualization, Prospecting and Qualification, Sales Presentations, Sales Development, Persona Development, Sales Process, Sales Training, Inside Sales, Sales Strategy, Data Storytelling, Employee Onboarding, Service Level Agreement, Sales Prospecting, Sales, Employee Coaching, Target Audience
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Security Controls, Malware Protection, Security Engineering, Network Security, IT Security Architecture, Threat Detection, Firewall, Digital Forensics, Anomaly Detection, Code Review, Network Routing, Linux Commands, Proxy Servers, Linux, Internet Of Things
Beginner · Course · 1 - 4 Weeks