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: Object Oriented Programming (OOP), Java, Java Programming, Object Oriented Design, Computer Programming, Programming Principles, Software Design, Computational Logic, Data Structures
Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Scalability, Distributed Computing, Dataflow, Event-Driven Programming, Microservices, System Design and Implementation, Software Architecture, Data Pipelines, Software Design Patterns, Software Design, Functional Design, Cloud Computing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Alteryx, Predictive Modeling, People Analytics, Scripting, R Programming, Predictive Analytics, Data Science, Advanced Analytics, Scripting Languages, R (Software), Trend Analysis, Data Preprocessing, Data Integration, Exploratory Data Analysis, Data Manipulation, Data Visualization Software, Data Analysis, Model Evaluation, Employee Retention, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: LangChain, Generative AI Agents, Development Environment, Agentic systems, AI Workflows, Artificial Intelligence, Agentic Workflows, Tool Calling, LLM Application, Database Systems, Database Management, SQL, Database Application, OpenAI API, Software Development Tools, OpenAI, Data Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Back-End Web Development, Django (Web Framework), Data Migration, Full-Stack Web Development, Data Structures, Database Development, Database Management Systems, Dashboard Creation, Relational Databases, Transaction Processing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Clinical Data Management, Statistical Reporting, Data Sharing, Version Control, Clinical Trials, GitHub, Data Quality, Medical Privacy, Quality Assurance, Risk Analysis, Risk Management, R (Software), Maintainability, DevOps, R Programming, Package and Software Management, Agile Software Development, Agile Methodology
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Relational Databases, Database Systems, Database Theory, Database Management, Databases, Query Languages, Data Integrity, Transaction Processing
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI, Responsible AI, AI literacy, Data Ethics, Data Quality, AI Integrations, Applied Machine Learning, Data Synthesis, Analysis, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computer Programming, Computational Thinking, Theoretical Computer Science, Memory Management, Software Visualization, Performance Tuning
Intermediate · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Tableau Software, Business Intelligence, Dashboard, Business Intelligence Software, Dashboard Creation, Technical Analysis, Plot (Graphics), Market Data, Statistical Visualization, Investment Banking, Tree Maps, Interactive Data Visualization, Data Visualization Software, Data Analysis, Market Analysis, SQL
Beginner · Course · 1 - 3 Months

Skills you'll gain: SQL, Query Languages, Database Design, Performance Tuning, Database Management, Databases, PostgreSQL, Data Access
Intermediate · Guided Project · Less Than 2 Hours

Sungkyunkwan University
Skills you'll gain: Portfolio Management, Portfolio Risk, Investment Management, Investments, Performance Analysis, Risk Modeling, R Programming, R (Software), Time Series Analysis and Forecasting, Risk Analysis, Financial Analysis, Market Data, Financial Modeling, Financial Forecasting, Financial Data, Statistical Programming, Risk Management, Correlation Analysis, Regression Analysis, Data Manipulation
Beginner · Course · 1 - 4 Weeks