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.

Universitat Politècnica de València
Skills you'll gain: Mechanics, Physics, Systems Of Measurement, Differential Equations, Calculus, Trigonometry, Derivatives
Intermediate · Course · 1 - 3 Months

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 Patterns, Prompt Engineering Tools, AI Orchestration, Salesforce Development, Salesforce, Agentic Workflows, Generative AI Agents, AI Integrations, Coordinating, Enterprise Application Management, Context Engineering, Agentic systems, Coordination, Generative AI, Software Testing, Performance Testing, Enterprise Architecture, Data Architecture, Model Evaluation
Intermediate · Specialization · 1 - 3 Months
Coursera
Skills you'll gain: API Testing, Test Script Development, Scenario Testing, Software Testing, Test Automation, Maintainability, Verification And Validation, User Interface (UI), Security Testing, Test Data, Scalability, Debugging, Code Reusability, Authentications, Compliance Reporting, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agile Project Management, Stakeholder Engagement, Stakeholder Management, Team Motivation, Team Leadership, Agile Methodology, Risk Analysis, Organizational Leadership, Stakeholder Communications, Team Management, Team Performance Management, Earned Value Management, Sprint Planning, Continuous Improvement Process, Process Improvement, Stakeholder Analysis, Project Management, Project Management Life Cycle, Sprint Retrospectives, Drive Engagement
Mixed · Course · 1 - 4 Weeks

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

Scrimba
Skills you'll gain: Unit Testing, Test Case, Debugging, Software Testing, Test Script Development, Development Testing, Test Automation, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Artificial Neural Networks, Deep Learning, Convolutional Neural Networks, Image Analysis, Keras (Neural Network Library), Model Training, Tensorflow, Network Architecture, Artificial Intelligence, Model Optimization, Machine Learning, Linear Algebra
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Project Implementation, E-Commerce, Program Implementation, System Implementation, Case Studies, Maintainability, Project Documentation, Order Management, Technical Documentation, Project Management, System Configuration, Quality Assurance, Project Planning, Payment Processing and Collection
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Integration, Data Modeling, Data Architecture, Star Schema, Data Governance, Database Design, Data Integrity, Operational Data Store, Snowflake Schema, SQL, Relational Databases, Query Languages, Data Mining, Data Quality, Data Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), React.js, React Redux, Cloud Deployment, Application Deployment, Software Testing, Web Development, JavaScript Frameworks, Code Reusability, Software Architecture, Full-Stack Web Development, Context Management, Front-End Web Development, Real Time Data, Frontend Integration, Application Programming Interface (API), Event-Driven Programming, Cascading Style Sheets (CSS), Frontend Performance, Development Environment
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Software Quality Assurance, Quality Assurance, Software Testing, Test Tools, Jira (Software), Development Testing, Regression Testing, Functional Testing, Test Planning, Software Quality (SQA/SQC), Test Case, Technical Communication, Issue Tracking, Agile Methodology, Software Development, Agile Project Management, Risk Management, User Interface and User Experience (UI/UX) Design, Data Analysis, Problem Solving
Beginner · Course · 1 - 4 Weeks