Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

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
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, AI Integrations, Email Automation, GitHub, Version Control, Gmail, Automation, Artificial Intelligence and Machine Learning (AI/ML), Docker (Software), Application Programming Interface (API), API Testing, Software Development Tools, Containerization, Cloud Development, Development Environment, File Management
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Import/Export, R (Software), Scripting, R Programming, Scripting Languages, Data Literacy, Data Structures, Programming Principles, Computational Logic
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Persistence, Object Oriented Programming (OOP), Object Oriented Design, Javascript, Web Applications, Application Programming Interface (API), User Interface (UI), Interactive Design, Front-End Web Development, Event-Driven Programming, Animations
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Web Design and Development, Responsive Web Design, HTML and CSS, Web Design, Web Content Accessibility Guidelines, Front-End Web Development, Web Development, Cascading Style Sheets (CSS), Web Development Tools, Hypertext Markup Language (HTML), React.js, User Interface (UI), JavaScript Frameworks, Web Applications, Javascript, Web Servers, Server Side, Software Development Tools, Semantic Web, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Analytics, R Programming, Scripting, Google Sheets, Email Automation, Tidyverse (R Package), Predictive Modeling, Automation, Data Manipulation, Health Technology, GitHub, Gmail, Git (Version Control System), Command-Line Interface
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Teradata SQL, Data Modeling, Database Design, Database Administration, Database Systems, Data Store, Database Architecture and Administration, Database Management, Database Management Systems, Relational Databases, Data Architecture, Data Warehousing, SQL, Data Import/Export, Query Languages, Data Processing, Extract, Transform, Load, Software Installation, Performance Tuning, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon Web Services, Serverless Computing, Amazon S3, Amazon Elastic Compute Cloud, API Gateway, Cloud Storage, Data Storage Technologies, Cloud Deployment, Data Security, AWS Identity and Access Management (IAM), Application Deployment, File Systems, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, User Accounts, Data Storage Technologies, User Provisioning, Operating Systems, Data Storage, Security Controls, Software Installation, Desktop Support, Microsoft Windows, System Configuration, Linux, Information Systems Security, Systems Administration, System Implementation, Performance Tuning, IT Infrastructure, Mac OS, Information Technology, Group Policy
Beginner · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Data Presentation, Data Literacy, Matplotlib, Analytics, Probability Distribution, Data Processing, Probability & Statistics, Statistical Methods, Statistical Analysis, Probability, Data Cleansing, Computer Programming Tools, Data Collection, Performance Measurement, Python Programming, Technical Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Analytical Skills, Analytics, Data Visualization, Trend Analysis, Data-Driven Decision-Making, Business Analytics, Statistical Analysis, Data Storytelling, Python Programming, Data Wrangling
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Agentic systems, Generative AI Agents, Responsible AI, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Risk Management, Business Process Automation, Generative AI, Business Strategy, Automation, Data Strategy, Process Improvement, Large Language Modeling, Process Improvement and Optimization, Data Ethics, Process Optimization, Operational Efficiency, Customer Service, User Experience, Marketing
Mixed · Course · 1 - 3 Months