Data modeling courses can help you learn how to create data structures, define relationships between data elements, and ensure data integrity. You can build skills in normalization, schema design, and data visualization techniques. Many courses introduce tools like SQL for database management, ERD tools for visualizing data relationships, and software like Tableau for data analysis, showing how these skills are applied in practical work.

Skills you'll gain: Firewall, Ubuntu, Network Monitoring, TCP/IP, Data Storage, Network Protocols, Network Troubleshooting, Unix, General Networking, Linux, Command-Line Interface, Data Storage Technologies, System Configuration, Network Security, File Management, Shell Script, Computer Hardware, Disaster Recovery
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, JSON, Application Programming Interface (API), Javascript, Event-Driven Programming, Data Validation, Web Development, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Balance Sheet, Profit and Loss (P&L) Management, Google Sheets, Dashboard, Spreadsheet Software, Financial Statements, Accounting and Finance Software, Bookkeeping, Financial Reporting, Data Entry
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Web Development, Software Quality Assurance, Continuous Integration, Java, Test Execution Engine, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Accounts, Operating System Administration, Systems Administration, File Systems, System Monitoring, System Configuration, Performance Tuning, Command-Line Interface, Data Storage
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Security, Key Management, Encryption, Cloud Storage, Cloud API, Data Governance, Google Cloud Platform, Data Security
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cryptography, Encryption, Secure Coding, Brute-force attacks, Cyber Security Assessment, File Management, Python Programming, Programming Principles, Algorithms, Debugging, Scripting, Data Structures, Software Testing, User Interface (UI), Statistical Programming, File I/O, UI Components, Application Development
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Blockchain, Key Management, Cryptography, Application Security, Encryption, Secure Coding, Data Security, Public Key Cryptography Standards (PKCS), Security Testing, Vulnerability Management, Vulnerability Assessments, Code Review
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Strategic Planning, Workforce Development, Applicant Tracking Systems, Professional Networking, Computer Science, LinkedIn, Professional Development, Technology Strategies, Recruitment, Adaptability, Information Technology, Branding
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Robotics, Simulation and Simulation Software
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Sales Strategy, Consultative Selling, B2B Sales, Customer Relationship Building, Business Communication, Sales Pipelines, Overcoming Objections, Sales Process, Proposal Writing, Personalized Service, Digital Transformation, Prospecting and Qualification, AI Personalization, Value Propositions
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Test Case, Test Data, Authentications, Java
Mixed · Course · 1 - 4 Weeks