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: Unsupervised Learning, Seaborn, Matplotlib, Predictive Modeling, Data Preprocessing, Supervised Learning, NumPy, Model Evaluation, Predictive Analytics, Applied Machine Learning, Dimensionality Reduction, PyTorch (Machine Learning Library), Deep Learning, Keras (Neural Network Library), Scatter Plots, Data Visualization Software, Python Programming, Data Science, Machine Learning, Data Analysis
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Apple iOS, iOS Development, Transaction Processing, Mobile Development, User Interface (UI), UI Components, Payment Systems, User Experience Design, User Experience
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Scikit Learn (Machine Learning Library), Data Preprocessing
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Data Warehousing, Google Cloud Platform, Big Data, Model Evaluation, Apache Spark, Database Management, Data Integration, SQL, Data Pipelines, Metadata Management, Data Management, Real Time Data, Tensorflow, Data Science, Command-Line Interface, Applied Machine Learning, Cloud-Based Integration, Apache Hadoop, Query Languages, Machine Learning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Natural Language Processing, LLM Application, Generative AI Agents, Prompt Engineering, Test Case, Agentic systems, User Interface (UI), Artificial Intelligence and Machine Learning (AI/ML), Performance Testing, Debugging, Applied Machine Learning, Artificial Intelligence, Machine Learning Algorithms, Classification Algorithms, Decision Support Systems, Model Evaluation, Performance Tuning
Intermediate · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: Computer Aided Three-Dimensional Interactive Application (CATIA), Drafting and Engineering Design, Mechanical Design, Engineering Drawings, Issue Tracking, Technical Drawing, Mechanical Drawings, Assembly Drawing, 3D Modeling, Computer-Aided Design, Collaborative Software, Document Management, Mechanical Engineering, Product Lifecycle Management, Geometric Dimensioning And Tolerancing, Product Engineering, Microsoft Office, Team Building, 3D Assets, Product Family Engineering
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Legal Technology, Legal Writing, Design Thinking, Client Services, Design, User Experience Design, Human Centered Design, Graphic and Visual Design, Cross-Functional Collaboration, Qualitative Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Wrangling, Data Import/Export
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Diversity and Inclusion, Workplace inclusivity, Cultural Diversity, Organizational Development, Organizational Change, Human Resource Policies, Business Ethics, Empathy & Emotional Intelligence
Intermediate · Course · 1 - 3 Months

Peking University
Skills you'll gain: Object Oriented Design, Unified Modeling Language, Object Oriented Programming (OOP), Software Engineering, Software Design, Software Architecture, Software Development, Program Development, Software Development Methodologies, Systems Analysis, C++ (Programming Language), Java, Systems Design, Technical Design, Requirements Analysis
Beginner · Course · 3 - 6 Months

Anthropic
Skills you'll gain: Prompt Engineering, AI Workflows, Agentic Workflows, Model Context Protocol, Retrieval-Augmented Generation, Anthropic Claude, Application Programming Interface (API), API Design, Tool Calling, Embeddings, Vector Databases, Model Evaluation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Angular, Authorization (Computing), JavaScript Frameworks, Network Routing, Application Programming Interface (API), TypeScript, Javascript, Web Development
Advanced · Guided Project · Less Than 2 Hours