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: 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

Coursera
Skills you'll gain: Interactive Design, Canva (Software), Layout Design, Digital Design, User Experience, Information Architecture, Browser Compatibility, Document Management, Graphic and Visual Design, Typography, Software Testing, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Cascading Style Sheets (CSS), File Management, Software Installation, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Instrumental Music, Music, Musical Composition, Music Performance, Media Production, Post-Production
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Git (Version Control System), Selenium (Software), Test Automation, Jenkins, Test Script Development, Software Versioning, Continuous Integration, Test Tools, Continuous Delivery, Test Data, Software Testing, CI/CD, Code Reusability, Software Design Patterns, Command-Line Interface, File I/O
Advanced · Course · 1 - 3 Months

Skills you'll gain: Cold Calling, Sales Prospecting, Overcoming Objections, Phone Sales, Prospecting and Qualification, Outbound Calls, Booking (Sales), Selling Techniques, Sales, Telephone Skills, Sales Strategy, Setting Appointments, Sales Pipelines, Rapport Building, Relationship Building, Active Listening
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Data Pipelines, Google Cloud Platform, Real Time Data, Data Transformation, Data Processing, Extract, Transform, Load, Analytics, Data Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vendor Management, Hospitality Management, Vendor Relationship Management, Hospitality and Food Services, Performance Measurement, Hotel And Restaurant Management, Performance Metric, Business Process, Business Process Management, Business Communication, Process Optimization, Creative Problem-Solving, Key Performance Indicators (KPIs), Law, Regulation, and Compliance, Communication, Strategic Thinking, Communication Strategies
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Canva (Software), Content Performance Analysis, Image Quality, Photography, Marketing Psychology, Photo Editing, Marketing Design, Performance Analysis, Content Creation, Graphic and Visual Design, Driving engagement, Creative Design, Graphic Design, Design Elements And Principles, Color Theory
Mixed · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Model Context Protocol, Token Optimization, AI Workflows, Generative AI Agents, Agentic Workflows, AI Orchestration, Context Engineering, Agentic systems, LLM Application, Prompt Patterns, AI Enablement, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Prompt Engineering Tools, Prompt Engineering, AI Personalization, ChatGPT, Multimodal Prompts, Anthropic Claude, AI Product Strategy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Management, Microsoft Azure, Cloud Security, Threat Detection, Key Management, Security Controls, Data Security, Data Structures, Role-Based Access Control (RBAC), Continuous Monitoring, Event Monitoring, Query Languages
Intermediate · Course · 1 - 3 Months