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.
University of Lausanne
Skills you'll gain: Health Policy, Public Health, Health Systems, Geographic Information Systems, Systems Thinking, Community Health, Spatial Analysis, Governance, Policy Development, Social Determinants Of Health, Sustainable Development, Health Assessment, Systems Analysis, Predictive Modeling, Environmental Issue, Data Collection, Machine Learning
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Web Applications, Web Development, JavaScript Frameworks, Database Management, Application Programming Interface (API), Software Architecture, NoSQL, Authentications, Application Security, Middleware, Performance Tuning, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Metasploit, Exploitation techniques, Penetration Testing, Database Management, Cryptography, Data Import/Export, MySQL, Vulnerability Scanning, Encryption, Brute-force attacks, Vulnerability Assessments, Cybersecurity, Data Encryption Standard, SQL
Mixed · Course · 1 - 4 Weeks
Dassault Systèmes
Skills you'll gain: Drafting and Engineering Design, Engineering Drawings, Technical Drawing, Mechanical Drawings, Assembly Drawing, Computer Aided Three-Dimensional Interactive Application (CATIA), Geometric Dimensioning And Tolerancing, 3D Modeling, Visualization (Computer Graphics)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Algorithms, Pseudocode, Javascript, Data Structures, Computational Thinking, Performance Tuning, Computer Programming, Solution Design, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux Commands, Unix Shell, Unix Commands, Linux Administration, Linux, Scripting, Scripting Languages, File Management, Command-Line Interface, Debugging, System Configuration, User Interface (UI), IT Automation, Interactive Design, File I/O, Programming Principles
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Responsible AI, Lead Generation, Data Ethics, Google Gemini, Sales Process, Generative AI, AI Enablement, Sales Enablement, OpenAI, ChatGPT, Automation, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Excel Macros, Microsoft Excel, Data Modeling, Data-Driven Decision-Making, Excel Formulas, Business Modeling, Spreadsheet Software, Data Validation, Automation, Complex Problem Solving, Data Security, Operations Management
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Presentations, Microsoft PowerPoint, Oral Expression, Public Speaking, Sales Presentations, Verbal Communication Skills, Virtual Teams, Target Audience, Microsoft Office, Communication, Persuasive Communication, Communication Strategies, Storytelling, Data Storytelling, Business Communication, Planning, Organizational Skills, Data Analysis
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Agentic systems, Systems Architecture, API Design, Maintainability, Systems Design, Solution Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, User Interface (UI), Data Persistence, Game Design, Video Game Development, Performance Tuning, Interactive Design, User Interface (UI) Design, Human Machine Interfaces, Animation and Game Design, Scripting, Performance Testing, System Testing, Programming Principles, No-Code Development, Virtual Environment, Development Testing, Artificial Intelligence, Object Oriented Design, Animations
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Search Engine Marketing, Research, Competitive Intelligence, Digital Marketing, Content Creation, Content Performance Analysis, Data-Driven Decision-Making, Web Content, Content Strategy, Content Marketing, Marketing Analytics, Digital Content, Web Analytics, AI Enablement, Generative AI, Content Management, Analytics
Intermediate · Specialization · 1 - 3 Months