Optical engineering courses can help you learn about light propagation, lens design, optical systems, and imaging techniques. You can build skills in wave optics, photonics, and optical measurement methods. Many courses introduce tools such as ray tracing software, optical simulation programs, and design software that facilitate the creation and analysis of optical components. You'll also explore applications in telecommunications, medical imaging, and laser technology, enhancing your ability to solve practical problems in various industries.

LearnQuest
Skills you'll gain: Model Evaluation, Time Series Analysis and Forecasting, Feature Engineering, Inventory Management System, Demand Planning, Matplotlib, Inventory Control, Predictive Modeling, Forecasting, Exploratory Data Analysis, Pandas (Python Package), Data Analysis, Product Knowledge, Statistical Modeling, Data Manipulation, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Continuous Delivery, Continuous Deployment, Continuous Integration, Test Driven Development (TDD), Agile Methodology, Test Automation, Unit Testing, Software Development, Software Development Methodologies, Code Review, Debugging, Python Programming, Version Control
Intermediate · Course · 1 - 4 Weeks

Alfaisal University | KLD
Skills you'll gain: Strategic Marketing, Product Management, Market Analysis, Market Opportunities, Competitive Analysis, Marketing Strategy and Techniques, Business Strategy, Target Market, Customer Analysis, Product Lifecycle Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Scalability, Authentications, JSON, Authorization (Computing), Web Development Tools, Web Applications, Web Development, Server Side, Back-End Web Development, Application Frameworks, Javascript, Restful API, Development Environment, Operating Systems, Email Automation, Microsoft Visual Studio
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Sustainability Reporting, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainable Development, Sustainable Systems, Sustainability Standards, Business Reporting, Annual Reports, Strategic Leadership, Leadership, Social Impact, Organizational Structure, Climate Change Mitigation, Marketing Management, Accounting, Marketing, Communication
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Data Structures, Package and Software Management, Blockchain, Development Environment, Web Development, Programming Principles, Web Servers, Restful API, System Programming, Maintainability, Algorithms, Integrated Development Environments, Software Testing, Unit Testing, Software Design Patterns, Development Testing, Debugging
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: JavaScript Frameworks, UI Components, Full-Stack Web Development, React.js, TypeScript, Front-End Web Development, Web Development, Web Applications, Frontend Performance, Server Side, User Interface and User Experience (UI/UX) Design, Software Development, Routing Protocols
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Prompt Engineering, ChatGPT, Open Web Application Security Project (OWASP), AI Security, Responsible AI, API Testing, Penetration Testing, OpenAI, OpenAI API, Exploitation techniques, Vulnerability Scanning, Generative AI, Large Language Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Product Planning, AI Product Strategy, Product Management, New Product Development, Quality Assurance and Control, Sales Strategy, Performance Analysis, Marketing Strategies, Product Marketing, Product Lifecycle Management, Product Improvement, Product Testing, Sales Enablement, Key Performance Indicators (KPIs), Cross-Functional Collaboration, User Feedback, Data Analysis, Customer Insights, Data-Driven Decision-Making
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Program Development, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Authentications, Application Security, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption, Data Structures
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Estimation, Risk Analysis, Statistical Methods, Statistical Software, Return On Investment, Statistical Analysis, Sample Size Determination, R (Software), Data Analysis, Business Risk Management, Probability & Statistics, Statistical Inference, Project Estimation, Business Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Open Web Application Security Project (OWASP), Cyber Security Assessment, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Cybersecurity, Distributed Denial-Of-Service (DDoS) Attacks, Threat Modeling, Cryptography, Cyber Threat Intelligence, Mobile Security, Security Testing, Brute-force attacks, Vulnerability Scanning, Network Security, Operating Systems, Encryption
Intermediate · Specialization · 3 - 6 Months