Pre-calculus courses can help you learn functions, trigonometry, complex numbers, and polynomial equations. You can build skills in graphing functions, solving equations, and understanding limits, which are crucial for calculus and other advanced math topics. Many courses introduce tools like graphing calculators and software for visualizing functions, which enhance your ability to analyze mathematical concepts and apply them in various fields such as engineering, physics, and computer science.

Skills you'll gain: TCP/IP, Network Routers, Network Routing, Network Security, General Networking, Remote Access Systems, Network Administration, Network Protocols, Network Infrastructure, Network Troubleshooting, Network Switches, System Configuration, Verification And Validation
★ 4.8 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Data Migration, Microsoft Azure, Data Warehousing, SQL Server Integration Services (SSIS), Microsoft SQL Servers, Cloud Management, Cloud Security, Database Design, Star Schema, Performance Tuning, System Configuration, Transact-SQL, Data Modeling, Cloud Computing Architecture, Extract, Transform, Load, Data Security, Apache Spark, Data Integration, Data Pipelines
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Usability Testing, Usability, Surveys, Software Testing, Survey Creation, User Research, Test Planning, User Experience Design, Software Quality (SQA/SQC), Web Content Accessibility Guidelines
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Dataflow, Data Warehousing, Extract, Transform, Load, Data Quality, Data Cleansing, Data Validation, Data Processing, Google Cloud Platform, Apache Spark, Scalability, Data Transformation, Performance Tuning, Serverless Computing
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Storage vMotion, vCenter Server, VMware ESX Servers, VMware vSAN, Data Migration, Amazon Web Services, Virtual Machines, Cloud Hosting, NSX-T Network Virtualization, Cloud Infrastructure, Amazon Elastic Compute Cloud, AWS CloudFormation, Cloud Management, Enterprise Application Management, Cloud Solutions, AWS Identity and Access Management (IAM), Public Cloud, Cloud Computing Architecture, Application Performance Management, Verification And Validation
★ 4.4 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, Data Integration, Big Data, Data Processing, Data Management
★ 4.5 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Encryption, Cybersecurity, Cryptography, File I/O, Python Programming, Programming Principles, Debugging, Data Mapping, Software Testing, Data Structures
★ 4.8 (13) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Blogs, Content Marketing, Content Creation, HubSpot CRM, Marketing Strategies, Conversion Funnel Analysis, Marketing Automation, Customer Engagement, Digital Marketing Tools, Email Marketing, Marketing Effectiveness, AI Integrations, Artificial Intelligence
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Usability Testing, Usability, Human Centered Design, Software Testing, User Experience Design, Web Content Accessibility Guidelines, User Experience, Risk Management Framework, Law, Regulation, and Compliance
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, API Testing, Test Automation, Test Script Development, Prompt Patterns, Test Tools, Claude Code, Software Testing, Test Case, AI Integrations, Functional Testing, Quality Assurance, GitHub Copilot, Application Programming Interface (API), Restful API, Test Data, Automation, AI Security, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, JUnit, Restful API, Spring Boot, Unit Testing, Java Programming, Java, Hibernate (Java), Model View Controller, Java Platform Enterprise Edition (J2EE), Web Services, Object-Relational Mapping, Software Testing, Test Script Development, Apache Maven, Data Access, Databases, Database Management, Web Applications, Gradle
Beginner · Course · 3 - 6 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Data Synthesis, Data Integration, Data Literacy, Data Storytelling, Analysis, Case Studies, Advanced Analytics, People Analytics, Analytical Skills, Strategic Decision-Making, Business Metrics, Forecasting, Media and Communications, Persuasive Communication, Databases, Database Design, Innovation
Beginner · Course · 1 - 4 Weeks