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 Preprocessing, Data Transformation, Feature Engineering, Pandas (Python Package), Text Mining, Predictive Modeling, Scikit Learn (Machine Learning Library), Python Programming, Data Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Scalability, Data Manipulation, Pandas (Python Package), Applied Machine Learning, Machine Learning Methods, Predictive Modeling, Python Programming, Machine Learning Algorithms, NumPy, Model Evaluation, Exploratory Data Analysis
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Science, R (Software), GitHub, Version Control, Data Analysis, Big Data, R Programming, Git (Version Control System), Statistical Programming, Exploratory Data Analysis, Data Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Data Preprocessing, Regression Analysis, Scikit Learn (Machine Learning Library), Data Visualization, Python Programming, Applied Machine Learning, Pandas (Python Package), Model Evaluation, NumPy, Predictive Modeling, Machine Learning Algorithms, Machine Learning, Data Manipulation, Dimensionality Reduction, Statistical Methods, Data Transformation, Feature Engineering, Unsupervised Learning, Performance Tuning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Flask (Web Framework), Web Applications, Web Development, Application Development, HTML and CSS, Database Application, Databases, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Metasploit, Open Web Application Security Project (OWASP), Penetration Testing, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Brute-force attacks, Web Applications, Cybersecurity, Firewall, Network Security, Wireless Networks, Network Analysis, SQL
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Unix Commands, Command-Line Interface, Graphical Tools, File Management, Software Development Tools, System Configuration, Computer Programming Tools, Development Environment, Configuration Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mathematical Software, Scripting Languages, Scripting, Statistical Analysis, Software Installation
Intermediate · Course · 3 - 6 Months
University of Michigan
Skills you'll gain: SQL, Database Management, Relational Databases, Databases, Database Design, Data Visualization, Web Scraping, Interactive Data Visualization, Data Processing, Object Oriented Programming (OOP), Data Modeling, Geospatial Mapping, Python Programming, Web Development, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, Data Pipelines, PySpark, Real Time Data, Query Languages, Data Transformation, SQL, Data Processing, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: CrewAI, AI Orchestration, AI Workflows, Agentic Workflows, AI Enablement, Workflow Management, Generative AI Agents, Productivity Software, Business Workflow Analysis, Business Process Automation, Automation, LLM Application, Agentic systems, Decision Support Systems, Solution Design, Decision Making, Process Improvement, Performance Improvement
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Ggplot2, Data Visualization Software, Plot (Graphics), R Programming, Data Manipulation, Tidyverse (R Package), Data Structures, Data Analysis, Statistical Programming, Integrated Development Environments, Data Import/Export, Software Installation
Beginner · Course