Functional programming courses can help you learn concepts like first-class functions, immutability, and higher-order functions, along with practical techniques for managing state and side effects. You can build skills in recursive problem-solving, data transformation, and leveraging pure functions for cleaner code. Many courses introduce tools such as Haskell, Scala, and JavaScript, showcasing how these languages facilitate functional programming principles and enhance software development practices.

Skills you'll gain: Data Visualization, Object Oriented Programming (OOP), Databases, Natural Language Processing, SQL, Python Programming, Matplotlib, Business Process Automation, Text Mining, Data Processing, Development Environment, Document Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Application Deployment, Cloud Deployment, Cloud-Native Computing, Scalability, Containerization, Continuous Deployment, Docker (Software), Cloud Applications, Cloud Management, API Gateway, Devops Tools, Cloud Storage, Network Troubleshooting, Authentications, DevOps, Google Cloud Platform, Test Case, Network Protocols, Application Programming Interface (API)
Intermediate · Specialization · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: FinTech, Financial Inclusion, Financial Services, Mobile Banking, Banking Services, Data Sharing, Financial Regulation, Financial Systems, Application Programming Interface (API), Financial Data, Banking, Financial Regulations, Payment Systems, International Finance, Law, Regulation, and Compliance, Retail Banking, API Design, Data Governance, Finance, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, Data Structures, 3D Assets, Game Design, 3D Modeling, Virtual Environment, Data Store, Video Game Development, Animation and Game Design, Visualization (Computer Graphics), Data Management, Object Oriented Programming (OOP), Scripting, Scalability, Event-Driven Programming, Software Design, Debugging, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Command-Line Interface, Package and Software Management, Programming Principles, Secure Coding, Software Development, Computer Programming, Debugging
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Dataflow, Data Pipelines, Data Processing, Real Time Data, File I/O, Data Transformation, Jupyter, Performance Tuning, JSON, SQL
Advanced · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Bayesian Statistics, Data Analysis, Statistical Inference, Regression Analysis, Statistical Methods, Statistical Analysis, Statistical Modeling, Statistical Programming, R (Software), R Programming, Markov Model, Logistic Regression, Probability, Simulations, Model Evaluation, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Supervised Learning, Computer Vision, Recurrent Neural Networks (RNNs), Machine Learning Methods, Convolutional Neural Networks, Matplotlib, Data Visualization, Probability & Statistics, Deep Learning, Classification Algorithms, Artificial Intelligence, Plotly, Statistical Analysis, Data Visualization Software, Statistical Hypothesis Testing, Machine Learning, Seaborn, Applied Machine Learning, Digital Signal Processing, Statistical Inference
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Claude Code, Vibe coding, Anthropic Claude, Model Context Protocol, Application Development, Command-Line Interface, Application Design, Programming Principles, Generative AI, Automation, Generative AI Agents, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, Model Evaluation, Statistical Methods, Logistic Regression, Python Programming, Supervised Learning, Machine Learning Methods, Machine Learning, Classification Algorithms, Regression Analysis, Statistical Analysis, Applied Machine Learning, Data Science, Probability & Statistics, Dimensionality Reduction, Statistical Hypothesis Testing, Feature Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Integration Testing, Object-Relational Mapping, API Design, ASP.NET, Database Design, Enterprise Architecture, Docker (Software), Database Systems, Systems Integration, Data Validation, Business Logic, Development Environment
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Model Evaluation, Convolutional Neural Networks, Keras (Neural Network Library), Image Analysis, Data Preprocessing, Deep Learning, Computer Vision, Tensorflow, Python Programming, Cloud Computing, Development Environment
Mixed · Course · 1 - 4 Weeks