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: Cryptography, Encryption, Cybersecurity, Brute-force attacks, Python Programming, Key Management, Applied Mathematics, Programming Principles, File I/O, Computational Logic, Algorithms, Debugging, Code Reusability, Scripting, Data Mapping, Software Testing, User Interface (UI), UI Components, Data Structures, Application Development
★ 4.9 (14) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Apache Spark, Scala Programming, Apache Hadoop, Apache Maven, Big Data, Apache, Real Time Data, Data Processing, Scalability, Data Structures, Live Streaming, Data Transformation, Object Oriented Programming (OOP), Systems Integration
★ 5 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, Performance Tuning, Spring Framework, System Programming, Application Performance Management, Algorithms, JUnit, OS Process Management, Application Frameworks, Programming Principles, Spring Boot, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: API Testing, Restful API, Application Programming Interface (API), Test Script Development, Java Programming, JSON, Data Validation, Test Automation, Test Case, Development Environment, Verification And Validation, Back-End Web Development
★ 5 (11) · Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LLM Application, AI Security, Large Language Modeling, Security Testing, Data Loss Prevention, Continuous Monitoring, Responsible AI, Prompt Patterns, Threat Detection, System Monitoring, Personally Identifiable Information, Data Security
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Apache Spark, PySpark, Databricks, Applied Machine Learning, Data Processing, Big Data, Apache, Real Time Data, Python Programming, Model Evaluation, Data Manipulation, Machine Learning, SQL, Data Transformation, Performance Tuning, Distributed Computing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Process Modeling, Systems Analysis, Database Design, Business Process Modeling, Process Flow Diagrams, System Testing, Process Mapping, Functional Requirement, Application Deployment, Business Analysis, Requirements Elicitation, Requirements Analysis, Development Testing, Data Management, System Design and Implementation, Software Design Documents, Stakeholder Management, Project Management, Data Visualization, Stakeholder Engagement
★ 5 (8) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Hardware Architecture, Computer Hardware, Database Management, Relational Databases, Computer Systems, Databases, Computer Architecture, Cybersecurity, Operating Systems, Cyber Attacks, SQL, TCP/IP, Information Technology, Database Systems, General Networking, Information Systems Security, Cyber Security Policies, Networking Hardware, Security Management
★ 4.8 (6) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Software Development Methodologies, Development Environment, Software Development, Application Programming Interface (API), Version Control, Software Design Patterns, JSON, Maintainability, Network Engineering, Software Development Tools, API Testing, Restful API, Data Import/Export, Git (Version Control System), Virtualization and Virtual Machines, Computer Programming Tools, Devops Tools, Extensible Languages and XML, YAML, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Scraping, Rmarkdown, Leaflet (Software), Spatial Data Analysis, Cloud Storage, Geospatial Mapping, Data Capture, Interactive Data Visualization, Geographic Information Systems, Geospatial Information and Technology, Data Storage, Microsoft Azure, Data Collection, R Programming, Data Ethics, R (Software), AI Workflows, Statistical Reporting, Cloud Management, Data Sharing
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization, Data Visualization Software, Visualization (Computer Graphics), Matplotlib, Plot (Graphics), Data Preprocessing, Pandas (Python Package), Data Processing, Data Cleansing, Data Integration, Big Data, Programming Principles, Python Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Event-Driven Programming, Javascript, Frontend Performance, Frontend Integration, Object Oriented Programming (OOP), Video Game Development, Web Development, Scripting, Development Environment, Cascading Style Sheets (CSS), Front-End Web Development, Data Validation, Real Time Data, Prototyping, Data Integrity, Programming Principles, Computational Logic, Data Storage, Code Reusability
Beginner · Specialization · 3 - 6 Months