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.

Johns Hopkins University
Skills you'll gain: Model Evaluation, Predictive Modeling, Machine Learning Algorithms, Statistical Machine Learning, Feature Engineering, Supervised Learning, Predictive Analytics, Applied Machine Learning, Data Preprocessing, R Programming, Classification Algorithms, Machine Learning, Random Forest Algorithm, Regression Analysis, Exploratory Data Analysis, Data Wrangling
Mixed · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Network Analysis, Social Network Analysis, Graph Theory, Data Analysis, Analysis, Pandas (Python Package), Predictive Analytics, Unsupervised Learning, Matplotlib, Python Programming, Data Import/Export, Algorithms
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: NoSQL, Data Warehousing, Relational Databases, Database Management, Extract, Transform, Load, SQL, Databases, Data Mining, Business Intelligence, Big Data, Database Architecture and Administration, Information Systems, Database Systems, MySQL, Predictive Analytics, Database Design, MongoDB, Data Modeling, Scalability, Database Management Systems
Intermediate · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Web Applications, Amazon Elastic Compute Cloud, Information Technology, Cloud Computing, Public Cloud, IT Infrastructure, Amazon S3, General Networking, Network Security, Web Servers, Operating Systems, Servers, Data Centers, Hypertext Markup Language (HTML), Computer Hardware, Javascript, Data Analysis, Project Management
Beginner · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Embedded Software, Internet Of Things, Security Requirements Analysis, Network Architecture, Network Security, Operating Systems, Cybersecurity, Web Services, Encryption, Network Protocols, Public Key Cryptography Standards (PKCS), System Programming, Simple Object Access Protocol (SOAP), Application Development, System Requirements, C (Programming Language), System Design and Implementation, Software Development
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Visualization, Exploratory Data Analysis, Data Visualization Software, Data Ethics, Tableau Software, Data Analysis, Data Cleansing, Data Manipulation, Data Transformation, Data Preprocessing, Pandas (Python Package), Technical Communication, Data Quality, Data Validation, Python Programming
Advanced · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Software Design, Software Design Patterns, Functional Design, Event-Driven Programming, Java, Programming Principles, Performance Tuning, Data Structures, Algorithms
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Workflow Management, AI Workflows, No-Code Development, Operational Efficiency, Agentic Workflows, AI Enablement, Large Language Modeling, Retrieval-Augmented Generation, Automation, Generative AI, Application Programming Interface (API), Embeddings, Model Deployment, Natural Language Processing, Prompt Engineering, Debugging
Intermediate · Specialization · 1 - 3 Months

The University of Tokyo
Skills you'll gain: Graphical Tools, Computer-Aided Design, Interaction Design, Digital Design, Visual Design, Technical Design, Computer Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Redux, Front-End Web Development, React.js, JavaScript Frameworks, UI Components, Web Development, Javascript, Restful API, Event-Driven Programming, Application Programming Interface (API), Dataflow, GitHub
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Ethics, Artificial Intelligence, Research, Natural Language Processing, Big Data, AI Enablement, Research Methodologies, Social Sciences, Applied Machine Learning, Responsible AI, Analytics, Machine Learning, Data Mining, Ethical Standards And Conduct, Algorithms
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Software Design Patterns, Object Oriented Programming (OOP), C (Programming Language), Debugging, Algorithms, Graph Theory, Artificial Intelligence, Data Structures, Game Design
Intermediate · Course · 1 - 3 Months