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.

University of Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Semantic Web, Web Development Tools, Javascript, Responsive Web Design, Web Content, Web Presence, Verification And Validation
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Red Hat Enterprise Linux, Linux Commands, Command-Line Interface, Shell Script, Linux, User Accounts, User Provisioning, Linux Administration, Group Policy, Bash (Scripting Language), Operating System Administration, Unix Shell, File Management, File I/O, Authorization (Computing), Cloud Services
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Feature Engineering, Data Preprocessing, Demand Planning, Financial Data, Predictive Modeling, Customer Demand Planning, Data-Driven Decision-Making, Exploratory Data Analysis, R Programming, Customer Analysis, Predictive Analytics, Profit and Loss (P&L) Management, Inventory and Warehousing, Analytics, Data Processing, Data Wrangling, Advanced Analytics, Machine Learning, Business
★ 5 (13) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Law, Regulation, and Compliance, Agentic Workflows, Discussion Facilitation, Regulatory Requirements, Business Ethics, Ethical Standards And Conduct, Compliance Training, Regulatory Compliance, Artificial Intelligence, Case Studies, Generative AI Agents, AI literacy, Decision Intelligence, Governance, Accountability, Predictive Modeling
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Amazon S3, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Amazon Web Services, Identity and Access Management, Cloud Engineering, Cloud Deployment, Cloud Computing, Cloud Solutions, Cloud Computing Architecture, Cloud Infrastructure, Cloud Services, Command-Line Interface, Public Cloud, Cloud Storage, User Provisioning, Data Storage Technologies, Multi-Factor Authentication, Data Storage
★ 3.7 (6) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, Code Reusability, UI Components, Maintainability, Javascript, Software Design Patterns, Programming Principles, Context Management
Advanced · Course · 1 - 4 Weeks

Minnesota State University, Mankato
Skills you'll gain: Healthcare Project Management, Project Scoping, Goal Setting, Smart Goals, Project Management, Clinical Leadership, Project Management Life Cycle, Project Planning, Scope Management, Stakeholder Management, Project Coordination, Healthcare Industry Knowledge, Stakeholder Engagement, Health Care Procedure and Regulation, Project Documentation, Health Systems, Project Implementation, Stakeholder Communications, Communication Planning, Risk Management
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Algebra, Applied Mathematics, Graphing, Mathematical Modeling, Advanced Mathematics, Calculus, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Unsupervised Learning, Supervised Learning, R Programming, R (Software), Machine Learning Methods, Statistical Machine Learning, Artificial Neural Networks, Applied Machine Learning, Transfer Learning, Machine Learning, Machine Learning Algorithms, Exploratory Data Analysis, Tidyverse (R Package), Deep Learning, Ggplot2, Regression Analysis, Dimensionality Reduction, Data Analysis, Data Wrangling, Data Manipulation
★ 4.9 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Hardware, SQL, Hardware Architecture, General Networking, Database Design, Database Software, Hardware Troubleshooting, Networking Hardware, Database Theory, Databases, Database Management Systems, Computer Networking, Relational Databases, Network Support, Database Management, Network Protocols, Query Languages, Information Technology, Network Routers, Wireless Networks
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Retrieval-Augmented Generation, Model Deployment, LangChain, Performance Tuning, Application Deployment, AI Workflows, AI Integrations, Generative AI, LLM Application, LangGraph, Embeddings, Large Language Modeling, Context Management, Performance Testing, Vector Databases, Data Preprocessing, Scalability, Model Evaluation, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Interaction Design
★ 4.8 (12) · Beginner · Course · 1 - 4 Weeks