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.

The Hong Kong University of Science and Technology
Skills you'll gain: Cryptography, Algorithms, Theoretical Computer Science, Mathematical Theory & Analysis, Arithmetic, Computational Thinking, Public Key Cryptography Standards (PKCS), Data Structures, Applied Mathematics, Logical Reasoning, Deductive Reasoning
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Alteryx, Spatial Analysis, Data Cleansing, Data Import/Export, Data Manipulation, Geographic Information Systems, Data Wrangling, Data Preprocessing, Data Integration, Data Transformation, Data Analysis, Microsoft Excel, Text Mining, Data Visualization Software, Excel Formulas
Beginner · Course · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, Data Preprocessing, Model Evaluation, PyTorch (Machine Learning Library), Statistical Methods, Probability, Probability & Statistics, Sampling (Statistics), Logistic Regression, Deep Learning, Probability Distribution, Supervised Learning, Statistics, Machine Learning Methods, Machine Learning, Agentic systems, Artificial Intelligence, Artificial Neural Networks, Algorithms, Python Programming
Intermediate · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Microsoft SQL Servers, SQL, Query Languages, Transaction Processing, Database Management, Data Manipulation, Relational Databases, Databases, Database Design, Database Software, Data Management, Data Integrity, Performance Tuning
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Spring Boot, Software Architecture, API Gateway, Web Services, Object-Relational Mapping, Transaction Processing, Data Persistence, Service Oriented Architecture, Cloud Computing Architecture, JSON, YAML, Load Balancing, Unit Testing, Java Programming, Enterprise Application Management
Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Responsible AI, Governance, Data Governance, Data Ethics, Compliance Management, Generative AI, Artificial Intelligence, Stakeholder Management, Risk Analysis, Cost Benefit Analysis, Regulation and Legal Compliance, Organizational Strategy, Leadership and Management, Risk Management, Business Risk Management, Accountability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Encryption, Public Key Infrastructure, Cryptography, Network Security, Cybersecurity, Data Security, Cryptographic Protocols, Cyber Attacks, Advanced Encryption Standard (AES), Application Security, Information Technology, Computer Security Awareness Training, Cyber Security Strategy, Authentications, Authorization (Computing), Security Controls, Personally Identifiable Information, Security Awareness, Cyber Security Policies, Computer Security Incident Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Excel Macros, Dashboard, Forecasting, Microsoft Copilot, Microsoft Excel, UI Components, Visual Basic (Programming Language), Data Analysis Expressions (DAX), User Interface (UI), Automation, Debugging, Scenario Testing, Programming Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Database Design, Transaction Processing, Relational Databases, Stored Procedure, SQL, Database Management, Databases, Database Architecture and Administration, Database Management Systems, Data Integrity, Test Data, Data Manipulation, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Scikit Learn (Machine Learning Library), Tensorflow, Classification Algorithms, Supervised Learning, Applied Machine Learning, Python Programming, Feature Engineering, Data Preprocessing, Data Science, Machine Learning, Model Evaluation, Data Manipulation, Data Visualization
Intermediate · Guided Project · Less Than 2 Hours

IESE Business School
Skills you'll gain: Value Propositions, Brand Management, Financial Statements, Marketing, Financial Statement Analysis, Leadership Development, Business Analytics, Marketing Strategies, Income Statement, Business Analysis, Strategic Marketing, Intercultural Competence, Financial Analysis, Accounting, Conflict Management, Financial Management, Financial Acumen, Financial Data, Leadership, Finance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Analytics, Enterprise Resource Planning, Systems Analysis, Information Systems, Management Information Systems, Business Analytics, Business Process Management, Data Governance, Data Preprocessing, Automation
Beginner · Course · 1 - 4 Weeks