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: Apache Spark, Scala Programming, Data Processing, Big Data, Applied Machine Learning, IntelliJ IDEA, Real Time Data, Graph Theory, Development Environment, Distributed Computing, Performance Tuning
Intermediate · Course · 1 - 3 Months

Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Event-Driven Programming, Programming Principles, Computer Programming, Distributed Computing, Computer Science, Computational Thinking, Computer Networking, Data Structures, Natural Language Processing, Algorithms, Problem Solving, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Patient Communication, Patient Advocacy, Nursing Care, Healthcare Ethics, Nursing Practices, Active Listening, Teamwork, Nursing, Patient-centered Care, Professionalism, Care Coordination, Conflict Management, Patient Education And Counseling, Communication, Health Care, Patient Evaluation, Health Assessment, Patient Preparation, Patient Safety, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, Network Protocols, Application Programming Interface (API), Ajax, Web Development, General Networking, Web Applications, Javascript, Scalability, Event-Driven Programming, Server Side, Real Time Data, Network Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Spring Boot, API Design, Application Programming Interface (API), Spring Framework, JSON, Object-Relational Mapping, Business Logic, Integration Testing, Data Modeling, Server Side, Software Architecture, Data Persistence, Data Access
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Corporate Sustainability, Sustainability Reporting, Environmental Social And Corporate Governance (ESG), Performance Measurement, Strategic Partnership, Sustainability Standards, Business Strategies, Business Leadership, Organizational Strategy, Business Ethics, Goal Setting, Key Performance Indicators (KPIs), Human Capital, Stakeholder Engagement, Brand Management, Employee Engagement, Systems Thinking, Supply Chain Management, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Architecture, Integrated Development Environments, Code Review, AI Workflows, Software Design, Python Programming, Version Control, Java Programming
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Service Recovery, De-escalation Techniques, Greeting Customers, Customer Complaint Resolution, Customer Service, Conflict Management, Client Services, Hospitality, Friendliness, Professionalism, Teamwork, Composure, Coordination, Customer experience improvement, Personalized Service, Customer Relationship Building, Verbal Communication Skills, Communication, Empathy, Active Listening
Mixed · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Authentications, Identity and Access Management, User Provisioning, Microsoft Azure, Multi-Factor Authentication, Authorization (Computing), Single Sign-On (SSO), User Accounts, Security Controls, Proxy Servers
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Matplotlib, Statistical Hypothesis Testing, Data Analysis, Statistical Analysis, Data Import/Export, Data Cleansing, Probability & Statistics, Data Manipulation, Descriptive Statistics, Pandas (Python Package), Exploratory Data Analysis, Correlation Analysis, Python Programming, Programming Principles, Computer Programming, Computational Logic
Mixed · Course · 1 - 3 Months

Skills you'll gain: Programming Principles, Scripting, Scripting Languages, Data Structures, Development Environment, Microsoft Visual Studio, Integrated Development Environments, Computer Programming, Software Installation, Algorithms, Debugging
Beginner · Course · 1 - 3 Months