Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

Coursera
Skills you'll gain: Model Evaluation, Exploratory Data Analysis, Scikit Learn (Machine Learning Library), Probability & Statistics, Pandas (Python Package), Natural Language Processing, Data Preprocessing, Data Analysis, Classification Algorithms, Python Programming, Machine Learning
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Exploratory Data Analysis, Data Visualization, Data Literacy, Data-Driven Decision-Making, Data Presentation, SAS (Software), Data Storytelling, Trend Analysis, Data Manipulation, Data Analysis, Data Quality, Data Preprocessing, Analysis, Analytics, Interactive Data Visualization, Technical Communication, Data Ethics, Data Visualization Software, Analytical Skills, Data Cleansing
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Engineering, Programming Principles, Computer Programming, Software Design, Predictive Modeling, Algorithms, Data Structures, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: C# (Programming Language), ASP.NET, .NET Framework, Object Oriented Programming (OOP), Web Applications, Programming Principles, Web Development, Debugging, Event-Driven Programming, Development Environment
Intermediate · Course · 1 - 4 Weeks

Epic Games
Skills you'll gain: Unreal Engine, Game Design, Video Game Development, Animation and Game Design, Ideation, 3D Modeling, Visualization (Computer Graphics), Software Design Documents, 3D Assets, User Experience Design, Computer Graphics, Usability, User Interface (UI), User Experience, User Interface (UI) Design, Interactive Design, Virtual Environment, Version Control, Conceptual Design, Prototyping
Beginner · Professional Certificate · 3 - 6 Months

Universidade de São Paulo
Skills you'll gain: Model View Controller, Unified Modeling Language, Object Oriented Programming (OOP), Software Design Patterns, Object Oriented Design, Java, Software Design, Computer Programming, Debugging, Programming Principles, Software Testing
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Presentations, SQL, Descriptive Statistics, Data Storytelling, Data Analysis, Peer Review, Exploratory Data Analysis, Statistical Analysis, Data Modeling, Performance Metric, Business Analytics, Text Mining, Data Science, Target Audience, Data Manipulation, Proposal Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Persistence, Object Oriented Design, Java, Java Programming, File Management, Application Development, Maintainability, Software Design, Programming Principles, Development Environment, Program Development, Computer Programming, Data Structures, Data Management, Integrated Development Environments, Debugging, Data Validation
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Database Design, Software Design, Application Security, Vulnerability Assessments, Unified Modeling Language, Unit Testing, Threat Modeling, Usability Testing, User Interface and User Experience (UI/UX) Design, Data Flow Diagrams (DFDs), Open Web Application Security Project (OWASP), Software Architecture, Secure Coding, Object Oriented Design, Software Design Patterns, Database Management, Security Software, Systems Design, Software Development Life Cycle, Technical Design
Beginner · Specialization · 3 - 6 Months

Imperial College London
Skills you'll gain: Analytical Skills, Sampling (Statistics), Statistical Hypothesis Testing, Data Literacy, R (Software), Data Analysis, R Programming, Statistics, Public Health, Statistical Inference, Descriptive Statistics, Probability Distribution, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Tensorflow, Keras (Neural Network Library), Cloud Deployment, Google Cloud Platform, Data Pipelines, MLOps (Machine Learning Operations), Deep Learning, Data Preprocessing, Model Evaluation, Artificial Neural Networks, Feature Engineering, Machine Learning, Python Programming, Data Transformation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, LangChain, Agentic Workflows, Tool Calling, LangGraph, LLM Application, Agentic systems, Generative AI Agents, Responsible AI, Retrieval-Augmented Generation, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Application Design, Prompt Engineering, Large Language Modeling, Context Management, Software Design Patterns, Software Development, Vector Databases
Intermediate · Specialization · 1 - 3 Months