Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

Sungkyunkwan University
Skills you'll gain: Regression Analysis, Predictive Analytics, Predictive Modeling, Investment Management, Risk Analysis, Investments, R Programming, Machine Learning, Statistical Analysis, Financial Analysis, Logistic Regression, Financial Data, Algorithms
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Sales Training, Inside Sales, Closing (Sales), Regional Sales, Sales Enablement, Sales Management, Sales Prospecting, Active Listening, Customer Relationship Management (CRM) Software, Meeting Facilitation, Marketing Automation, Discussion Facilitation, Customer Analysis, Virtual Teams, Stakeholder Analysis, Customer Insights, Negotiation, Needs Assessment, Data Storytelling, Emotional Intelligence
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Email Automation, Microsoft Power Automate/Flow, Workflow Management, Microsoft Power Platform, Business Process Automation, Automation, Applicant Tracking Systems, Test Tools, Process Improvement, Microsoft 365
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Simulation and Simulation Software, Data Sharing, Mathematical Modeling, Agentic systems, Systems Development, Environment, Biology
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cyber Threat Intelligence, Threat Management, Threat Modeling, Zero Trust Network Access, DevSecOps, Identity and Access Management, Application Security, Cybersecurity, Data Security, Microsoft Azure, Security Strategy, IT Security Architecture, Cloud Security, Network Security
Advanced · Course · 1 - 3 Months

Skills you'll gain: Web Development Tools, Javascript, Development Environment, Integrated Development Environments, Computer Programming, Debugging, HTML and CSS, Data Structures
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Software Installation, Application Development, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Data Structures, Debugging, Video Game Development, Game Design, Scripting, Data Store, Event-Driven Programming, Object Oriented Programming (OOP), Data Management, Software Design
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Financial Statement Analysis, Credit Risk, Financial Analysis, Portfolio Risk, Market Data, Risk Analysis, Securities (Finance), Financial Data, Portfolio Management, Analysis, Risk Management, Derivatives, Business Valuation, Balance Sheet, Financial Market, Income Statement, Investments, Market Analysis, Analytics, Decision Making
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Data Processing, Distributed Computing, Performance Tuning, Big Data, Software Architecture, Scalability
Intermediate · Course · 1 - 3 Months

SAE Institute México
Skills you'll gain: Video Editing, Color Theory, Post-Production, Media Production, Graphical Tools, Document Management, Timelines, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Blockchain, User Interface and User Experience (UI/UX) Design, Cryptography, Secure Coding, Application Security, Web Development Tools, React Redux, Encryption, User Experience Design, Key Management, Application Design, Cryptographic Protocols, Application Development, Web Applications, Software Development Tools, Legal Technology, Vulnerability Assessments, Frontend Integration, Data Security, Program Development
Intermediate · Specialization · 1 - 3 Months