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.

Coursera
Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Python Programming, Data Security
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Data Analysis, Analytical Skills, Data Management, Exploratory Data Analysis, Statistical Reporting, Data-Driven Decision-Making, Trend Analysis, Data Presentation, Data Collection, Statistical Modeling, Data Validation, Statistical Inference, Model Evaluation, Communication
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Security Controls, Threat Management, Cybersecurity, Threat Detection, Cyber Threat Intelligence, Zero Trust Network Access, Cyber Attacks, Application Security, Cyber Risk, Computer Security, Information Systems Security, Data Security, Network Security, Encryption, Multi-Factor Authentication, Cryptography, Authorization (Computing), Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Javascript, jQuery, Event-Driven Programming, Object Oriented Programming (OOP), JSON, Web Applications, Computer Programming, Web Development Tools, Debugging, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS)
Beginner · Course · 1 - 3 Months

Skills you'll gain: File Management, Document Management, Microsoft Power Automate/Flow, Email Automation, Version Control, Intranet, Automation
Beginner · Guided Project · Less Than 2 Hours

ESADE Business and Law School
Skills you'll gain: Succession Planning, Business Modeling, Organizational Structure, Business Management, Business Valuation, Business Leadership, Entrepreneurship, Governance, Change Management, Complex Problem Solving, Decision Making, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Text Mining, Data Processing, Microsoft Azure, Cloud Storage, Database Development, Data Storage Technologies, Unstructured Data, Application Development, Web Applications
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Cloud Infrastructure, Prompt Engineering, Google Cloud Platform, Infrastructure As A Service (IaaS), Kubernetes, Cloud Storage, Generative AI, Virtual Machines, Cloud Services, Cloud Development, Virtual Networking, Containerization, Cloud Applications, Cloud Computing Architecture, Data Storage, Identity and Access Management, Serverless Computing, NoSQL, Scalability, Relational Databases
Beginner · Course · 1 - 3 Months

Skills you'll gain: Database Administration, Database Architecture and Administration, Database Management, Apache Airflow, Operational Databases, PostgreSQL, MySQL, Data Warehousing, Data Pipelines, Extract, Transform, Load, Database Design, SQL, Data Architecture, Performance Tuning, Disaster Recovery, Data Security, Data Import/Export, Data Transformation
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: ABAP RESTful Programming Model (RAP), SAP S/4HANA, Business Logic, Unit Testing, Restful API, Application Deployment, Full-Stack Web Development, Application Development, Enterprise Application Management, Software Architecture, Data Modeling, User Interface (UI)
Advanced · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Web Design and Development, Web Development, Web Content Accessibility Guidelines, Web Design, Hypertext Markup Language (HTML), Front-End Web Development, Full-Stack Web Development, Data Security, Web Content, Back-End Web Development, Program Development, Cascading Style Sheets (CSS), Javascript, Information Privacy, Computer Architecture
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Microsoft Azure, Virtual Machines, Data Storage Technologies, Cloud Storage, Infrastructure As A Service (IaaS), Cloud Computing, Disaster Recovery, Cloud Infrastructure, Cloud Services
Beginner · Guided Project · Less Than 2 Hours