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: Penetration Testing, Cybersecurity, Metasploit, Cyber Attacks, Application Security, Exploitation techniques, Network Security, Security Awareness, Malware Protection, Vulnerability Assessments, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Applications, Javascript, Web Design, Web Development, Front-End Web Development, Animation and Game Design
Intermediate · Guided Project · Less Than 2 Hours

Macquarie University
Skills you'll gain: Data Security, Cybersecurity, Cyber Attacks, Cyber Risk, Data Strategy, Data Sharing, Security Management, Security Software, Network Security, Cryptography, Risk Modeling, Data Access, Security Strategy, Statistical Methods
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Big Data, Analytics, Data Processing, Data Analysis, Data Strategy, Data Storage, Data Management, Data Infrastructure, Unstructured Data, Real Time Data
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Statistical Process Controls, Product Quality (QA/QC), Quality Management, Quality Management Systems, Quality Improvement, ISO 9000 Series, Continuous Improvement Process, Service Improvement, Continuous Quality Improvement (CQI), Customer experience improvement, Quality Control, Process Improvement, Customer Insights, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Microsoft SQL Servers, C# (Programming Language), Web Services, Database Management, JSON, SQL, Database Design, Server Side, Object Oriented Programming (OOP), API Design, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Documentation, Generative AI, Debugging, ChatGPT, Integrated Development Environments, Development Environment, Python Programming, Prompt Engineering, Software Development, Application Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Spring Boot, React.js, Object-Relational Mapping, Restful API, YAML, Data Access, Web Applications, Databases, Application Performance Management, Full-Stack Web Development, Configuration Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, JavaScript Frameworks, Front-End Web Development, Javascript, Web Development Tools, UI Components, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Data Visualization Software, Dashboard, Data Visualization, Interactive Data Visualization, Data Transformation, Tableau Software, Data Storytelling, Data Manipulation, Exploratory Data Analysis, Heat Maps, Scatter Plots, Data Analysis, Forecasting, Geospatial Mapping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: R Programming, Ggplot2, Data Visualization, Data Manipulation, Exploratory Data Analysis, Statistical Programming, Data Science, Tidyverse (R Package), Statistical Modeling, Data Analysis, Regression Analysis, Data Structures, Statistical Analysis, Descriptive Statistics, Programming Principles, Data Transformation, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), File I/O, Data Structures, Algorithms, Maintainability, Performance Tuning, File Management, Debugging
Intermediate · Course · 1 - 3 Months