Discrete optimization courses can help you learn linear programming, integer programming, and combinatorial optimization techniques. You can build skills in problem formulation, algorithm design, and solution analysis. Many courses introduce tools such as MATLAB, Python libraries like PuLP and SciPy, and optimization software like CPLEX, showing how these skills are applied to logistics, resource allocation, and scheduling challenges.

American Psychological Association
Skills you'll gain: Statistical Hypothesis Testing, Sample Size Determination, Probability & Statistics, Probability Distribution, Statistical Methods, Quantitative Research, Statistical Inference, Sampling (Statistics), Statistical Analysis, Probability, Data Analysis
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Postman API Platform, Data Validation, Application Programming Interface (API), Restful API, Secure Coding, Verification And Validation, Microservices, Performance Testing, Security Testing, Data Integrity, Authentications
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Regression Analysis, Data Validation, Feature Engineering, Exploratory Data Analysis, Statistical Modeling, Data Transformation, Statistical Methods, Plot (Graphics), Statistical Analysis, R Programming, Correlation Analysis, Time Series Analysis and Forecasting, Statistical Inference, Linear Algebra, Statistical Hypothesis Testing, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Prompt Engineering, LLM Application, LangChain, Large Language Modeling, OpenAI, Scalability, Generative AI, Application Deployment, Data Integration, Artificial Intelligence and Machine Learning (AI/ML), Performance Tuning, Data Science, Machine Learning, API Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Creative Cloud, Web Content, Digital Publishing, Content Creation, Content Management, Multimedia, User Experience Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Marketing Analytics, Google Analytics, Campaign Management, Generative AI, Responsible AI, Customer Analysis, Marketing Automation, Performance Analysis, Social Media Campaigns, Marketing Strategies, Customer Insights, Data Ethics, Case Studies, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cloud Computing, Cloud Services, Operating Cost, Cloud Platforms, Cost Management, Cloud Infrastructure, Budget Management, Multi-Cloud, Infrastructure As A Service (IaaS), Cross-Functional Collaboration, Expense Management, Billing, Amazon Web Services, Accountability, Resource Utilization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Artificial Intelligence, Applied Machine Learning, Artificial Neural Networks, Deep Learning, Application Deployment, Machine Learning, Predictive Modeling, Natural Language Processing, Python Programming, Performance Tuning, Data Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Simulations, Resource Management, Call Center Experience, Process Management, Workflow Management, Data Analysis, Process Analysis, Plot (Graphics), R Programming, Statistical Analysis, Statistical Modeling
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Computer Vision, PyTorch (Machine Learning Library), Supervised Learning, Unsupervised Learning, Image Analysis, Applied Machine Learning, Dimensionality Reduction, Reinforcement Learning, Feature Engineering, Machine Learning Algorithms, Regression Analysis, Data Processing, Machine Learning, Predictive Modeling, Data Mining, Data Cleansing, Statistical Machine Learning, Deep Learning, Artificial Neural Networks, Decision Tree Learning
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Git (Version Control System), React.js, Version Control, Web Development Tools, GitHub, Debugging, Software Development Tools, Node.JS, Development Environment, Software Testing, Continuous Integration, Unit Testing, Maintainability, Application Development, Server Side, UI Components, Javascript, Secure Coding, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, 3D Modeling, Unreal Engine, Virtual Environment, Computer Graphics, Augmented and Virtual Reality (AR/VR), Video Game Development, Game Design, Computer Graphic Techniques, Animation and Game Design, Design Elements And Principles, File Management, Editing, Graphics Software, User Interface (UI), Data Import/Export
Beginner · Course · 3 - 6 Months