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.

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, Network Engineering, Network Architecture, Scripting, Application Programming Interface (API), Data Modeling, General Networking, Network Planning And Design, Automation, Network Administration, Linux Commands, Python Programming, Network Protocols, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Machine Learning Algorithms, Data Visualization, Dashboard, Classification Algorithms, Interactive Data Visualization, Data Visualization Software, Model Evaluation, Machine Learning, Scikit Learn (Machine Learning Library), Plot (Graphics), Web Applications, Logistic Regression, Predictive Modeling, Data Science, Python Programming, Pandas (Python Package)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Exploratory Data Analysis, NumPy, Data Visualization, Data Analysis, Seaborn, Matplotlib, Statistical Visualization, Jupyter, Dimensionality Reduction, Data Science, Machine Learning Methods, Python Programming, Data Preprocessing
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Statistical Reporting, Data Visualization, Big Data, SQL, Query Languages, Data Import/Export, Data Presentation, Google Cloud Platform, Data Warehousing, Data Sharing, Analytics
Beginner · Guided Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Data Governance, Accounting, Data Management, Internal Controls, Internal Auditing, Control Objectives for Information and Related Technology (COBIT), Auditing, Financial Auditing, Fraud detection, Data Quality, Accounting Software, Data Integrity, Pandas (Python Package), Emerging Technologies, Data Analysis, Analytics, Automation, GitHub, Python Programming, Natural Language Processing
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Cloudera
Skills you'll gain: SQL, Apache Hive, Big Data, MySQL, Databases, PostgreSQL, Data Manipulation, Data Analysis, Virtual Machines
Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Financial Forecasting, Financial Analysis, Financial Modeling, Analytics, Predictive Analytics, Time Series Analysis and Forecasting, Statistical Analysis, Risk Analysis, Predictive Modeling, Risk Management, R Programming, Data Transformation, Machine Learning Methods, Descriptive Analytics, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Responsible AI, AI Enablement, Data Ethics, Large Language Modeling, Technical Communication, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Computational Thinking, Computer Programming, Computer Science
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Angular, Node.JS, Full-Stack Web Development, HTML and CSS, JavaScript Frameworks, User Interface (UI), Application Deployment, Application Frameworks, Back-End Web Development, Front-End Web Development, Hypertext Markup Language (HTML), User Interface (UI) Design, MongoDB, Web Design, Middleware, Bootstrap (Front-End Framework), jQuery, Javascript, Databases, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Warehousing, Dashboard, Star Schema, Data Visualization Software, Data Mart, MicroStrategy, Business Intelligence, Data Integration, Data Architecture, Extract, Transform, Load, Data Modeling, Case Studies, PostgreSQL, SQL, Data Transformation
Mixed · Course · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Model Evaluation, Convolutional Neural Networks, Transfer Learning, Image Analysis, Deep Learning, Python Programming
Intermediate · Guided Project · Less Than 2 Hours