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: Security Testing, Application Security, Open Web Application Security Project (OWASP), Software Testing, Secure Coding, Test Tools, Regression Testing, Unit Testing, Penetration Testing, Security Controls, Computer Security, Test Driven Development (TDD), Debugging, User Acceptance Testing (UAT), Computer Programming, Python Programming, Node.JS, Information Privacy, JavaScript Frameworks, Javascript
Mixed · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Object Oriented Design, Rust (Programming Language), Object Oriented Programming (OOP), Software Design Patterns, Code Reusability, API Design, Theoretical Computer Science, Python Programming, Verification And Validation, System Programming, Secure Coding, Performance Tuning, Performance Testing, Algorithms, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Test Driven Development (TDD), Test Script Development, Test Case, Web Development Tools, Unit Testing, Development Testing, Software Testing, Browser Compatibility, Testability, Test Tools, JavaScript Frameworks, Javascript, Mockups, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Pipelines, Apache Airflow, Data Integration, Cloud Deployment, Extract, Transform, Load, Cloud Computing, Cloud Solutions, Data Infrastructure, Data Processing, Data Cleansing, Data Warehousing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), Java, Java Programming, Object Oriented Design, Object Oriented Programming (OOP), User Interface (UI) Design, Unit Testing, Java Platform Enterprise Edition (J2EE), JUnit, Test Script Development, Data Validation, Software Development, Application Design, Development Testing, Application Development, Program Development, Software Testing, Database Development, Test Automation, Software Documentation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Apple Xcode, Software Architecture, Apple software proficiency, Mobile Development, Software Testing, Test Tools, AI Integrations, Unit Testing, Software Design, Model Training, Testability, Artificial Intelligence and Machine Learning (AI/ML), AI Personalization, Machine Learning Software, Machine Learning, User Interface and User Experience (UI/UX) Design, User Interface (UI) Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, Software Testing, AI Integrations, Jenkins, Azure DevOps Pipelines, Test Engineering, Azure DevOps, Continuous Deployment
Advanced · Course · 1 - 4 Weeks

Interplay Learning
Skills you'll gain: Punch Work, Project Closure, Operational Efficiency, HVAC, Verification And Validation, Client Services, System Testing, Customer Service, Corrective and Preventive Action (CAPA), Active Listening, Customer Relationship Building, Facility Repair And Maintenance, Customer experience improvement, Communication, Communication Strategies, Service Improvement, Hardware Troubleshooting, Problem Management, Professionalism, Facility Management and Maintenance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Test Automation, Test Script Development, Test Execution Engine, Continuous Integration, System Testing, Software Testing, Regression Testing, Test Case, Code Reusability, Data Governance, CI/CD, Maintainability, Automation, Test Data, Scalability
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Flask (Web Framework), Restful API, Software Testing, Web Services, Verification And Validation, Databases, API Design, Software Quality (SQA/SQC), Secure Coding, JSON, Application Programming Interface (API), MongoDB, Relational Databases, Web Applications, Application Frameworks, NoSQL, Back-End Web Development, Python Programming, Responsive Web Design, Maintainability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Apache Hive, Extract, Transform, Load, Data Import/Export, HR Tech, Data Pipelines, People Analytics, Big Data, Data Migration, Data Integration, MySQL, Data Storage, Data Processing, Authentications, SQL, Analytics, Database Management, Relational Databases, Data Architecture, Data Quality
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Design Research, UI/UX Research, User Research, Usability Testing, Stakeholder Engagement, User Experience Design, User Experience, Usability, Verification And Validation, Workflow Management, User Centered Design, UI/UX Strategy, Stakeholder Management, Stakeholder Communications, Wireframing, Prototyping, Design Thinking, Cross-Functional Collaboration, Professional Networking, Relationship Building
Beginner · Course · 1 - 3 Months