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: Javascript, Programming Principles, Computer Programming, Web Development, Application Development
Beginner · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Scripting, Object Oriented Programming (OOP), Data Structures, Scripting Languages, Python Programming, Maintainability, Software Design, Programming Principles, Development Environment, Software Installation, Virtual Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Programming Principles, Algorithms, Data Structures, Performance Tuning, Debugging
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Management Consulting, Business Consulting, Interviewing Skills, Estimation, Case Studies, Business Planning, Business Management, Business Strategy, Analysis, Complex Problem Solving
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Infrastructure as Code (IaC), Cloud Computing, Cloud Storage, Amazon Web Services, Cloud Infrastructure, Cloud Computing Architecture, Amazon S3, Amazon Elastic Compute Cloud, Database Management, Scalability, Virtual Machines, Command-Line Interface
Build toward a degree
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Object Oriented Programming (OOP), Python Programming, Computer Programming, Development Environment, Scripting, Scripting Languages, Debugging, Web Applications, Algorithms, Data Manipulation
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Descriptive Statistics, Statistical Hypothesis Testing, Regression Analysis, Probability Distribution, Statistical Analysis, R Programming, Data Import/Export, Statistical Modeling, Statistical Methods, Plot (Graphics), Statistics, Data Manipulation, Data Analysis, Statistical Inference, Data Structures
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Product Lifecycle Management, Global Marketing, Innovation, Market Opportunities, Market Share, Market Analysis, New Product Development, Technology Strategies, Competitive Analysis, Growth Strategies, Business Strategy, Strategic Thinking, Value Propositions, Strategic Decision-Making
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Data Integration, SQL Server Integration Services (SSIS), Data Cleansing, Data Pipelines, Data Quality, Data Migration, Data Mapping, Database Management, Data Transformation, File Management, Data Manipulation, Data Processing, Metadata Management, JSON, Extensible Markup Language (XML), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Performance Management, Prometheus (Software), System Monitoring, Grafana, Performance Tuning, Event Monitoring, Performance Testing, Performance Management, Server Administration, Web Analytics and SEO, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Amazon Web Services, Amazon Elastic Compute Cloud, Cloud Infrastructure, Amazon S3, Infrastructure Security, Command-Line Interface, Development Environment, Software Installation, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

Case Western Reserve University
Skills you'll gain: Geostatistics, Exploratory Data Analysis, Spatial Data Analysis, Spatial Analysis, Geospatial Information and Technology, Statistical Methods, Statistical Modeling, R Programming, Statistical Analysis, R (Software), Probability & Statistics, Descriptive Statistics, Data Analysis, Correlation Analysis, Data Validation, Simulations, Histogram, Box Plots, Simulation and Simulation Software
Beginner · Course · 1 - 3 Months