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.
Duke University
Skills you'll gain: Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, Model Evaluation, Predictive Modeling, Regression Analysis, R Programming, Statistical Methods, Statistics, Predictive Analytics, Data Modeling, Probability & Statistics, Statistical Hypothesis Testing, Statistical Inference, Model Training, R (Software), Statistical Programming, Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: HTML and CSS, Responsive Web Design, Web Design, Web Design and Development, Front-End Web Development, Web Content Accessibility Guidelines, Bootstrap (Front-End Framework), User Interface (UI) Design, User Interface (UI), Frontend Performance, Cascading Style Sheets (CSS), Usability, Hypertext Markup Language (HTML), Performance Tuning, Typography
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Vibe coding, LLM Application, Generative AI Agents, Email Automation, Agentic Workflows, Large Language Modeling, AI Integrations, Sales Enablement, Agentic systems, Marketing Automation, Software As A Service, Prompt Engineering, Tool Calling, Sales Process, Sales Development, Business Logic, No-Code Development, Development Testing, Application Programming Interface (API)
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Excel Macros, Microsoft Excel, Excel Formulas, Data Transformation, File I/O, Data Wrangling, Extensible Markup Language (XML), Data Manipulation, Data Cleansing, Spreadsheet Software, Visual Basic (Programming Language), Data Sharing, File Management, Automation, Microsoft 365, Data Science, Query Languages, Debugging, Performance Improvement, Computer Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Javascript, Application Programming Interface (API), Game Design, Restful API, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Data Manipulation, Data Transformation, Feature Engineering, Text Mining, Project Design, Unstructured Data, Data Integration, Python Programming, Metadata Management, Natural Language Processing, Deep Learning, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Functional Testing, Test Case, Software Testing, Cascading Style Sheets (CSS), Application Frameworks, Web Development Tools, Javascript and jQuery, Automation, Python Programming, UI Components, Hypertext Markup Language (HTML), File I/O
Intermediate · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Generative AI Agents, Large Language Modeling, AI Workflows, AI Orchestration, Token Optimization, LLM Application, Responsible AI, Artificial Intelligence, Business Process Automation, Artificial Intelligence and Machine Learning (AI/ML), Proactivity, Organizational Skills, Organizational Development, Business Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Cryptographic Protocols, Secure Coding, Public Key Cryptography Standards (PKCS), Key Management, Public Key Infrastructure, Python Programming, Brute-force attacks, Scripting, Algorithms, Data Integrity, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computational Thinking, Pseudocode, Algorithms, Programming Principles, Computer Programming, Program Development, Computer Programming Tools, Solution Design, Logical Reasoning, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Applied Machine Learning, Data Science, Python Programming, Scikit Learn (Machine Learning Library), NumPy, Machine Learning Algorithms, Pandas (Python Package), Data Analysis, AI Personalization, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Dashboard, Dashboard Creation, Real Time Data, Power BI, Extract, Transform, Load, Tableau Software, Financial Data, Financial Forecasting, Data Pipelines, Interactive Data Visualization, LLM Application, Microsoft Power Platform, Business Intelligence, Cloud Deployment, Business Intelligence Software, Key Performance Indicators (KPIs), Large Language Modeling, Governance, Automation, Data Integration
Intermediate · Course · 1 - 4 Weeks