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.

LearnKartS
Skills you'll gain: Agentic Workflows, Tool Calling, Agentic systems, AI Workflows, Google Gemini, AI Orchestration, Server Side, Gemini, Generative AI Agents, AI Integrations, Back-End Web Development, LLM Application, OpenAI API, Node.JS, Large Language Modeling, Web Development, PostgreSQL, Data Processing, Data Modeling, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: PL/SQL, Oracle Databases, SQL, Stored Procedure, Computational Thinking, Computational Logic, Programming Principles, Code Reusability, Business Logic, Data Integrity
★ 4.7 (15) · Mixed · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Feature Engineering, Model Evaluation, Data Analysis, Model Training, Predictive Modeling, Data Wrangling, Statistical Modeling, Statistics, Data Science, Data-Driven Decision-Making, Data Preprocessing, Predictive Analytics, Data Collection, Applied Machine Learning, R Programming, Data Pipelines, Research, Supervised Learning, Technical Communication, Python Programming
★ 3.8 (26) · Mixed · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Data Analysis, Statistical Reporting, Analytical Skills, Data Analysis Software, Quantitative Research, Statistical Analysis, Statistical Software, Small Data, Qualitative Research, Research, R (Software), R Programming, Sampling (Statistics), Research Methodologies, Data Collection
★ 4.9 (29) · Beginner · Course · 1 - 3 Months

Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management Systems, Database Management
★ 4.9 (12) · Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Supervised Learning, Applied Machine Learning, Statistical Machine Learning, Deep Learning, Scikit Learn (Machine Learning Library), Machine Learning, Tensorflow, Model Training, Machine Learning Algorithms, Transfer Learning, Text Mining, Model Evaluation, Data-Driven Marketing, Predictive Modeling, Data Preprocessing, Data Manipulation, Marketing Analytics, Python Programming, Feature Engineering, Embeddings
★ 3.1 (14) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Design, Database Management, Query Languages, Database Management Systems, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
★ 4.3 (10) · Beginner · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Dashboard Creation, Splunk, Interactive Data Visualization, Data Mapping, Performance Tuning, Geospatial Mapping, Wireframing, Extensible Markup Language (XML), Prototyping, JSON
★ 4.6 (20) · Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Blockchain, Frontend Integration, Transaction Processing, Event-Driven Programming, Front-End Web Development, JavaScript Frameworks, Event Monitoring, Development Environment, Web Development, Web Applications, Program Development, Secure Coding, Web Development Tools, React.js, Emerging Technologies, Application Development, Javascript
★ 4.8 (78) · Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Exploratory Data Analysis, Statistical Methods, Statistical Modeling, Statistical Software, R (Software), Probability & Statistics, Data Collection, Statistics, Data Literacy, Statistical Inference, R Programming, Statistical Programming, Probability, Data Analysis, Statistical Analysis, Probability Distribution, Simulations, Statistical Visualization, Statistical Reporting, Data Visualization Software
★ 4.8 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Development Environment, Program Development, C++ (Programming Language), Debugging, Programming Principles, Computer Programming Tools, Integrated Development Environments, Computer Programming, Data Management, Computational Logic
★ 4.5 (11) · Beginner · Course · 1 - 4 Weeks