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: Software Installation
Beginner · Course · 1 - 3 Months
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, Javascript, Network Security, Computer Networking, Computer Programming Tools, Applied Mathematics, Computer Graphics, Web Design and Development, Software Development Tools, Cybersecurity, Computational Thinking, Computer Programming, General Mathematics, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Ledgers (Accounting), Small Business Accounting, Accounting Systems, Payroll Processing, Accounts Payable, General Accounting, Dashboard, Sales Tax
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Mobile Security, AI Security, Threat Detection, Security Controls, Exploit development, Threat Modeling, Hardening, Threat Management, Endpoint Security, Artificial Intelligence, Mobile Development Tools, Deep Learning, Incident Response, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Real Time Data
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Kafka, JUnit, Spring Boot, Unit Testing, Integration Testing, Data Pipelines, Restful API, Event-Driven Programming, Encryption, Distributed Computing
Intermediate · Course · 3 - 6 Months
University of Michigan
Skills you'll gain: Django (Web Framework), Ajax, jQuery, Model View Controller, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), JSON, Linux Commands, Application Deployment, Database Design, Cloud Deployment, Web Applications, Application Development, Web Development, Javascript, Authentications, Web Servers, Data Modeling, SQL, Debugging
Intermediate · Specialization · 3 - 6 Months

University of Toronto
Skills you'll gain: Control Systems, Robotics, Embedded Software, Automation, Software Architecture, Simulations, Safety Assurance, Hardware Architecture, Systems Architecture, Computer Vision, Mathematical Modeling, Safety Standards, Global Positioning Systems
Advanced · Course · 1 - 3 Months

Duke University
Skills you'll gain: Programming Principles, Algorithms, C (Programming Language), Computer Programming, Software Engineering, Problem Solving, Solution Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, .NET Framework, C# (Programming Language), Data Validation, Microsoft SQL Servers, Databases, Software Testing, Application Development, Event-Driven Programming, Microsoft Visual Studio, User Interface (UI), Debugging
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Decision Making, Strategic Decision-Making, Emotional Intelligence, Data-Driven Decision-Making, Critical Thinking, Business Leadership, Analytical Skills, Leadership, Behavioral Economics, Case Studies, Microsoft Excel, Entrepreneurship, Self-Awareness
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Statistical Analysis, Predictive Modeling, R Programming, Data Manipulation, Business Analytics, Data Analysis, Probability & Statistics, Regression Analysis, Time Series Analysis and Forecasting, Case Studies, Decision Tree Learning, Data Structures
Beginner · Course · 1 - 4 Weeks