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.

Skills you'll gain: Flutter (Software), Mobile Development, React Native, Apple iOS, Mobile Development Tools, iOS Development, Back-End Web Development, Android Development, Application Development, UI Components, Application Deployment, Databases, User Interface (UI) Design, Product Support, Database Management, Google Analytics, Marketing Strategies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Administration, Virtual Local Area Network (VLAN), General Networking, TCP/IP, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Networking Hardware, Network Switches, OSI Models, Network Routing, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Matplotlib, Data Visualization, Tensorflow, NumPy, Pandas (Python Package), Object Oriented Programming (OOP), Seaborn, Python Programming, Keras (Neural Network Library), Scikit Learn (Machine Learning Library), Data Manipulation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Personalization, Business Logic, Application Development, C# (Programming Language), Computer Programming, Programming Principles, Data Structures, Debugging
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Derivatives, Portfolio Management, Capital Markets, Financial Systems, Financial Market, Credit Risk, Risk Management, Investments, Equities, Financial Regulation, Market Liquidity, Financial Policy, Risk Analysis, Financial Analysis, Securities Trading, Financial Services, Financial Trading, Market Data, Financial Management, Wealth Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Project Management, Project Coordination, Organizational Skills, Productivity Software, Collaborative Software, Project Planning, Data Validation, Data Sharing
Beginner · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: digital literacy
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Information Systems Security, Cybersecurity, Encryption, Proxy Servers, Information Privacy, Servers, Web Servers, Network Routing, Cloud Hosting
Intermediate · Course · 1 - 4 Weeks

Alfaisal University | KLD
Skills you'll gain: Microsoft Excel, Microsoft Office, Spreadsheet Software, File Management, Data Entry, Productivity Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Contingency Planning, Business Continuity Planning, Computer Security Incident Management, Security Management, Incident Response, Disaster Recovery, Data Centers, Incident Management, Security Controls, Information Systems Security, Infrastructure Security, Configuration Management, Data Security, Change Control, Digital Forensics
Advanced · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, LangChain, LLM Application, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Databases, Performance Tuning, Maintainability, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Classification Algorithms, Model Evaluation, Machine Learning Algorithms, Logistic Regression, Predictive Modeling, Applied Machine Learning, Machine Learning Methods, Supervised Learning, Data Modeling, Analytics, Analysis, Data Analysis, Business Metrics, Feature Engineering, Advanced Analytics, Machine Learning, Scikit Learn (Machine Learning Library), Performance Metric, Data Visualization, Exploratory Data Analysis
Advanced · Course · 1 - 3 Months