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.

Skills you'll gain: Data Preprocessing, Dimensionality Reduction, PyTorch (Machine Learning Library), Deep Learning, Keras (Neural Network Library), Tensorflow, Artificial Intelligence, Data Manipulation, Data Cleansing, Model Evaluation, Jupyter, Python Programming, Applied Machine Learning, Data Presentation, Machine Learning, Matplotlib, Supervised Learning, Statistical Analysis
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Software Design Patterns, Computational Thinking, Software Design, Algorithms, Program Development, Software Development, Software Engineering, Programming Principles, Computer Programming, Problem Solving, Data Structures, Computer Science, Javascript, Web Development, Machine Learning Methods, Data Science
Intermediate · Specialization · 1 - 4 Weeks

Duke University
Skills you'll gain: Exploratory Data Analysis, Sampling (Statistics), Probability Distribution, R (Software), R Programming, Probability & Statistics, Bayesian Statistics, Data Analysis, Probability, Statistics, Statistical Analysis, Statistical Inference
Beginner · Course · 1 - 3 Months

Skills you'll gain: z/OS, Operating Systems, System Programming, Mainframe Computing, System Monitoring, Performance Tuning, System Configuration, OS Process Management, Data Storage, Systems Architecture, Capacity Management, Problem Management, Disaster Recovery, Computer Architecture, Data Access
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Open Source Technology, Collaborative Software, Unix Commands, Microsoft Visual Studio, Continuous Integration, Linux, Mac OS, Web Development Tools, File Management, Shell Script, Command-Line Interface, Code Review, Data Integrity, Application Deployment, React.js, Hypertext Markup Language (HTML), Technical Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Unreal Engine, User Interface (UI), Data Persistence, Game Design, Video Game Development, Performance Tuning, Interactive Design, User Interface (UI) Design, Human Machine Interfaces, Animation and Game Design, Scripting, Performance Testing, System Testing, Programming Principles, No-Code Development, Virtual Environment, Development Testing, Artificial Intelligence, Object Oriented Design, Animations
Intermediate · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, File I/O, Application Development, Computer Programming, User Interface (UI), Programming Principles, Databases, System Design and Implementation, Integrated Development Environments, SQL, Data Validation
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, File I/O, Algorithms, Data Structures, Encryption, Computer Programming, Software Engineering, Data Preprocessing, Cryptography, Web Applications, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, Cinematography, Animations, Video Editing, Virtual Environment, Unity Engine, 3D Assets, Game Design, Video Production, Debugging, Visualization (Computer Graphics), Interactive Design, Design Strategies, Computer Graphics, Software Installation, Animation and Game Design, System Configuration, Storytelling, Layout Design, Development Environment
Beginner · Specialization · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Web Scraping, Research Design, Matplotlib, Research, Data Ethics, Data Processing, Data Collection, Seaborn, Text Mining, Data Science, Data Visualization Software, Pandas (Python Package), JSON, Application Programming Interface (API), Data Analysis, Python Programming, Natural Language Processing
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Real Time Data, Apache Spark, Apache Kafka, Data Integration, Apache Hive, Big Data, Applied Machine Learning, System Design and Implementation, Distributed Computing, Data Processing, NoSQL, MongoDB, SQL, Scalability
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Validation, Data Cleansing, Data Processing, Data Manipulation, Text Mining, Data Transformation, Scripting, Python Programming
Intermediate · Guided Project · Less Than 2 Hours